318 lines
14 KiB
JSON
318 lines
14 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-2021-47239",
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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": "2024-04-10T18:59:19.532Z",
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"datePublished": "2024-05-21T14:19:39.705Z",
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"dateUpdated": "2026-05-11T13:50:39.132Z"
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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": "2026-05-11T13:50:39.132Z"
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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\nnet: usb: fix possible use-after-free in smsc75xx_bind\n\nThe commit 46a8b29c6306 (\"net: usb: fix memory leak in smsc75xx_bind\")\nfails to clean up the work scheduled in smsc75xx_reset->\nsmsc75xx_set_multicast, which leads to use-after-free if the work is\nscheduled to start after the deallocation. In addition, this patch\nalso removes a dangling pointer - dev->data[0].\n\nThis patch calls cancel_work_sync to cancel the scheduled work and set\nthe dangling pointer to NULL."
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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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"drivers/net/usb/smsc75xx.c"
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],
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"versions": [
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{
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"version": "200dbfcad8011e50c3cec269ed7b980836eeb1fa",
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"lessThan": "7cc8b2e05fcea6edd022d26e82091d781af8fd9b",
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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": "22c840596af0c09068b6cf948616e6496e59e07f",
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"lessThan": "64160d1741a3de5204d1a822e058e0b4cc526504",
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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": "9e6b8c1ff9d997e1fa16cbd2d60739adf6dc1bbc",
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"lessThan": "c4e3be2e7742863e454ce31faf8fd0109c00050b",
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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": "9e6a3eccb28779710cbbafc4f4258d92509c6d07",
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"lessThan": "2fc8300c9cfa5167fcb5b1a2a07db6f53e82f59b",
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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": "b95fb96e6339e34694dd578fb6bde3575b01af17",
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"lessThan": "4252bf6c2b245f47011098113d405ffad6ad5d5b",
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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": "635ac38b36255d3cfb8312cf7c471334f4d537e0",
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"lessThan": "570a52cf3e01d19f7fd1a251dfc52b0cd86c13cb",
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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": "70c886ac93f87ae7214a0c69151a28a8075dd95b",
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"lessThan": "14616c372a7be01a2fb8c56c9d8debd232b9e43d",
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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": "46a8b29c6306d8bbfd92b614ef65a47c900d8e70",
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"lessThan": "56b786d86694e079d8aad9b314e015cd4ac02a3d",
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"status": "affected",
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"versionType": "git"
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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": "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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"drivers/net/usb/smsc75xx.c"
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],
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"versions": [
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{
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"version": "4.4.271",
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"lessThan": "4.4.274",
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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": "4.9.271",
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"lessThan": "4.9.274",
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"status": "affected",
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},
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{
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"version": "4.14.235",
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"lessThan": "4.14.238",
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"status": "affected",
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},
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{
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"version": "4.19.193",
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"lessThan": "4.19.196",
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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": "5.4.124",
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"lessThan": "5.4.128",
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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": "5.10.42",
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"lessThan": "5.10.46",
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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": "5.12.9",
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"lessThan": "5.12.13",
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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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"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": "4.4.271",
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"versionEndExcluding": "4.4.274"
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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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"references": [
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{
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"url": "https://git.kernel.org/stable/c/7cc8b2e05fcea6edd022d26e82091d781af8fd9b"
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},
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{
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"url": "https://git.kernel.org/stable/c/64160d1741a3de5204d1a822e058e0b4cc526504"
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},
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{
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"url": "https://git.kernel.org/stable/c/c4e3be2e7742863e454ce31faf8fd0109c00050b"
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},
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{
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"url": "https://git.kernel.org/stable/c/2fc8300c9cfa5167fcb5b1a2a07db6f53e82f59b"
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},
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{
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"url": "https://git.kernel.org/stable/c/4252bf6c2b245f47011098113d405ffad6ad5d5b"
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},
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{
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"url": "https://git.kernel.org/stable/c/570a52cf3e01d19f7fd1a251dfc52b0cd86c13cb"
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},
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{
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"url": "https://git.kernel.org/stable/c/14616c372a7be01a2fb8c56c9d8debd232b9e43d"
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{
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"url": "https://git.kernel.org/stable/c/56b786d86694e079d8aad9b314e015cd4ac02a3d"
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}
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],
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"title": "net: usb: fix possible use-after-free in smsc75xx_bind",
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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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"dateUpdated": "2024-08-04T05:32:07.920Z"
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},
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"title": "CVE Program Container",
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"references": [
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{
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},
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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-2021-47239",
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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": "2024-09-10T15:40:00.710972Z"
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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": "2024-09-11T17:33:12.603Z"
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}
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]
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} |