360 lines
17 KiB
JSON
360 lines
17 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.2",
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"cveMetadata": {
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"cveId": "CVE-2026-31701",
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"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"state": "PUBLISHED",
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"assignerShortName": "Linux",
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"dateReserved": "2026-03-09T15:48:24.132Z",
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"datePublished": "2026-05-01T13:56:00.869Z",
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"dateUpdated": "2026-11-06T15:32:23.615Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"shortName": "Linux",
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"dateUpdated": "2026-06-14T17:43:40.642Z"
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},
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"descriptions": [
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{
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"lang": "en",
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"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nALSA: caiaq: take a reference on the USB device in create_card()\n\nThe caiaq driver stores a pointer to the parent USB device in\ncdev->chip.dev but never takes a reference on it. The card's\nprivate_free callback, snd_usb_caiaq_card_free(), can run\nasynchronously via snd_card_free_when_closed() after the USB\ndevice has already been disconnected and freed, so any access to\ncdev->chip.dev in that path dereferences a freed usb_device.\n\nOn top of the refcounting issue, the current card_free implementation\ncalls usb_reset_device(cdev->chip.dev). A reset in a free callback\nis inappropriate: the device is going away, the call takes the\ndevice lock in a teardown context, and the reset races with the\ndisconnect path that the callback is already cleaning up after.\n\nTake a reference on the USB device in create_card() with\nusb_get_dev(), drop it with usb_put_dev() in the free callback,\nand remove the usb_reset_device() call."
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}
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],
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"affected": [
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{
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"product": "Linux",
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"vendor": "Linux",
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"defaultStatus": "unaffected",
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"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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"programFiles": [
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"sound/usb/caiaq/device.c"
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],
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"versions": [
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{
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"version": "4dd821dcbfcecf7af6a08370b0b217cde2818acf",
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"lessThan": "493b3a682ededc804555755f5d2193201339612d",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "cadf1d8e9ddcd74584ec961aeac14ac549b261d8",
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"lessThan": "dbcf7588e8dea017ddb3f18ec2766f7d2e5f2a0e",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "237f3faf0177bdde728fa3106d730d806436aa4d",
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"lessThan": "ac7345f68cda6989016d85d63f7b244c064aa8f6",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "4507a8b9b30344c5ddd8219945f446d47e966a6d",
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"lessThan": "f6634af5de728a46792f674a66d7843570cb68f7",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "a3f9314752dbb6f6aa1f0f2b4c58243bda800738",
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"lessThan": "1d9be95aee6c6246a21752e60c9519902649f482",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "b04dcbb7f7b1908806b7dc22671cdbe78ff2b82c",
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"lessThan": "6473ed16df1fe88051140611b3eb9a49be7f429e",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "b04dcbb7f7b1908806b7dc22671cdbe78ff2b82c",
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"lessThan": "59b622a043cffc58b7638cd85ae6c30a0904f8e6",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "b04dcbb7f7b1908806b7dc22671cdbe78ff2b82c",
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"lessThan": "80bb50e2d459213cccff3111d5ef98ed4238c0d5",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "3993edf44d3df7b6e8c753eac6ac8783473fcbab",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "ebad462eec93b0f701dfe4de98990e7355283801",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "dd0de8cb708951cebf727aa045e8242ba651bb52",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "5.10.231",
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"lessThan": "5.10.258",
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"status": "affected",
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"versionType": "semver"
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},
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{
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"version": "5.15.174",
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"lessThan": "5.15.209",
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"status": "affected",
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"versionType": "semver"
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},
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{
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"version": "6.1.120",
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"lessThan": "6.1.175",
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"status": "affected",
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"versionType": "semver"
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},
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{
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"version": "6.6.64",
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"lessThan": "6.6.136",
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"status": "affected",
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"versionType": "semver"
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},
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{
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"version": "6.12.2",
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"lessThan": "6.12.84",
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"status": "affected",
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"versionType": "semver"
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},
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{
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"version": "4.19.325",
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"lessThan": "4.20",
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"status": "affected",
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"versionType": "semver"
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},
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{
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"version": "5.4.287",
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"lessThan": "5.5",
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"status": "affected",
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"versionType": "semver"
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},
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{
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"version": "6.11.11",
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"lessThan": "6.12",
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"status": "affected",
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"versionType": "semver"
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}
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]
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},
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{
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"product": "Linux",
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"vendor": "Linux",
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"defaultStatus": "affected",
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"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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"programFiles": [
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"sound/usb/caiaq/device.c"
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],
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"versions": [
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{
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"version": "6.13",
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"status": "affected"
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},
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{
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"version": "0",
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"lessThan": "6.13",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "5.10.258",
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"lessThanOrEqual": "5.10.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "5.15.209",
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"lessThanOrEqual": "5.15.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.1.175",
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"lessThanOrEqual": "6.1.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.6.136",
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"lessThanOrEqual": "6.6.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.12.84",
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"lessThanOrEqual": "6.12.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.18.25",
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"lessThanOrEqual": "6.18.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "7.0.2",
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"lessThanOrEqual": "7.0.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "7.1",
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"lessThanOrEqual": "*",
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"status": "unaffected",
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"versionType": "original_commit_for_fix"
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}
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]
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}
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],
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"cpeApplicability": [
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{
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"nodes": [
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{
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"operator": "OR",
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"negate": false,
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"cpeMatch": [
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "5.10.231",
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"versionEndExcluding": "5.10.258"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "5.15.174",
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},
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{
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "6.1.120",
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"versionEndExcluding": "6.1.175"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "6.6.64",
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"versionEndExcluding": "6.6.136"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "6.12.2",
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"versionEndExcluding": "6.12.84"
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},
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{
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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{
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "6.13",
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"versionEndExcluding": "7.0.2"
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},
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{
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"versionStartIncluding": "6.13",
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},
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "5.4.287"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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}
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]
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}
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]
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}
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],
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"references": [
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{
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"url": "https://git.kernel.org/stable/c/493b3a682ededc804555755f5d2193201339612d"
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},
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{
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"url": "https://git.kernel.org/stable/c/dbcf7588e8dea017ddb3f18ec2766f7d2e5f2a0e"
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},
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{
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"url": "https://git.kernel.org/stable/c/ac7345f68cda6989016d85d63f7b244c064aa8f6"
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},
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{
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"url": "https://git.kernel.org/stable/c/f6634af5de728a46792f674a66d7843570cb68f7"
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},
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{
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"url": "https://git.kernel.org/stable/c/1d9be95aee6c6246a21752e60c9519902649f482"
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},
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{
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"url": "https://git.kernel.org/stable/c/6473ed16df1fe88051140611b3eb9a49be7f429e"
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},
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{
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"url": "https://git.kernel.org/stable/c/59b622a043cffc58b7638cd85ae6c30a0904f8e6"
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},
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{
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"url": "https://git.kernel.org/stable/c/80bb50e2d459213cccff3111d5ef98ed4238c0d5"
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}
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],
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"title": "ALSA: caiaq: take a reference on the USB device in create_card()",
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"x_generator": {
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"engine": "bippy-1.2.0"
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}
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},
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"adp": [
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{
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"metrics": [
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{
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"other": {
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"type": "ssvc",
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"content": {
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"id": "CVE-2026-31701",
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"role": "CISA Coordinator",
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"options": [
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{
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"Exploitation": "none"
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},
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{
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"Automatable": "no"
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},
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{
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"Technical Impact": "partial"
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}
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],
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"version": "2.0.3",
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"timestamp": "2026-11-06T15:24:35.844861Z"
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}
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}
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}
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],
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"title": "CISA ADP Vulnrichment",
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"providerMetadata": {
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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"shortName": "CISA-ADP",
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"dateUpdated": "2026-11-06T15:32:23.615Z"
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}
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}
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]
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}
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} |