187 lines
8.6 KiB
JSON
187 lines
8.6 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-2026-100079",
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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": "2026-09-25T10:25:14.456Z",
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"datePublished": "2026-09-25T13:06:49.915Z",
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"dateUpdated": "2026-10-19T08:43:11.422Z"
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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": "2026-10-19T08:43:11.422Z"
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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\nusb: typec: ucsi: unregister debugfs entries on teardown\n\nucsi_register() creates per-instance debugfs entries, but\nucsi_unregister() keeps them around until ucsi_destroy().\n\nDrivers like ucsi_glink that unregister/register the same UCSI\ninstance across remoteproc restart then try to create an already\nexisting debugfs directory and log:\n\n debugfs: 'pmic_glink.ucsi.0' already exists in 'ucsi'\n\nUnregister debugfs entries as part of ucsi_unregister(), and\nclear ucsi->debugfs after freeing it so repeated unregister\npaths remain safe."
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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/usb/typec/ucsi/debugfs.c",
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"drivers/usb/typec/ucsi/ucsi.c"
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],
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"versions": [
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{
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"version": "df0383ffad64dc09954a60873c1e202b47f08d90",
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"lessThan": "fb7393519908befdc094be4ea913f582adbf2f7c",
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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": "df0383ffad64dc09954a60873c1e202b47f08d90",
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"lessThan": "7177c215e69658adbd2f2fc5b72e14be9208d2ba",
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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": "df0383ffad64dc09954a60873c1e202b47f08d90",
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"lessThan": "1f44d001620fd3caa30619a9bc73e9d15555408b",
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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": "df0383ffad64dc09954a60873c1e202b47f08d90",
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"lessThan": "62efee351566321ad72a4abaf6eb7d972590585d",
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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": "df0383ffad64dc09954a60873c1e202b47f08d90",
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"lessThan": "eed73a65ab609b79d53de88cccc34b36dfe753c4",
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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": "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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"drivers/usb/typec/ucsi/debugfs.c",
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"drivers/usb/typec/ucsi/ucsi.c"
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],
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"versions": [
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{
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"version": "6.6",
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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": "6.6",
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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": "6.6.157",
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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": "6.12.110",
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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": "6.18.52",
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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": "7.2.6",
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"lessThanOrEqual": "7.2.*",
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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": "7.3",
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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": "6.6",
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"versionEndExcluding": "6.6.157"
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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",
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"versionEndExcluding": "6.12.110"
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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",
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"versionEndExcluding": "6.18.52"
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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",
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"versionEndExcluding": "7.2.6"
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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",
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"versionEndExcluding": "7.3"
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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/fb7393519908befdc094be4ea913f582adbf2f7c"
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},
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{
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"url": "https://git.kernel.org/stable/c/7177c215e69658adbd2f2fc5b72e14be9208d2ba"
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},
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{
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"url": "https://git.kernel.org/stable/c/1f44d001620fd3caa30619a9bc73e9d15555408b"
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},
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{
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"url": "https://git.kernel.org/stable/c/62efee351566321ad72a4abaf6eb7d972590585d"
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},
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{
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"url": "https://git.kernel.org/stable/c/eed73a65ab609b79d53de88cccc34b36dfe753c4"
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}
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],
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"title": "usb: typec: ucsi: unregister debugfs entries on teardown",
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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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}
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} |