282 lines
13 KiB
JSON
282 lines
13 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-2026-64340",
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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": "2026-07-19T15:36:31.781Z",
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"datePublished": "2026-07-25T08:50:03.896Z",
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"dateUpdated": "2026-11-06T16:44:47.016Z"
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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": "2026-08-17T04:53:43.875Z"
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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: legousbtower: fix use-after-free on disconnect race\n\nmutex_unlock() may access the mutex structure after releasing the lock\nand therefore cannot be used to manage lifetime of objects directly\n(unlike spinlocks and refcounts). [1][2]\n\nUse a kref to release the driver data to avoid use-after-free in\nmutex_unlock() when release() races with disconnect().\n\n[1] a51749ab34d9 (\"locking/mutex: Document that mutex_unlock() is\n non-atomic\")\n[2] 2b9d9e0a9ba0 (\"locking/mutex: Clarify that mutex_unlock(), and most\n other sleeping locks, can still use the lock object\n after it's unlocked\")"
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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/misc/legousbtower.c"
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],
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"versions": [
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{
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"version": "18bcbcfe9ca2308ebffb40068b51803da9315d97",
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"lessThan": "11d069f85851997b4ea0adf242ed9672dc749b8f",
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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": "18bcbcfe9ca2308ebffb40068b51803da9315d97",
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"lessThan": "b4222c05066b252b451f9c8c4730b5b60824ea66",
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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": "18bcbcfe9ca2308ebffb40068b51803da9315d97",
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"lessThan": "6462de75d2e370c7e74dcfb7b4ae79eb5a6a55ee",
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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": "18bcbcfe9ca2308ebffb40068b51803da9315d97",
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"lessThan": "0b57e5ddbd89df3bc367463de3d2ca66f99a1a5e",
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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": "18bcbcfe9ca2308ebffb40068b51803da9315d97",
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"lessThan": "ab2bfd7bec4f134b377ec42f513e90c35db94160",
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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": "18bcbcfe9ca2308ebffb40068b51803da9315d97",
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"lessThan": "766738ecf2b819e54d38763c8d1c8ae6cff14b39",
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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": "18bcbcfe9ca2308ebffb40068b51803da9315d97",
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"lessThan": "9ba62966461a8e3cc593b62c56ec62eb2d80436d",
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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": "18bcbcfe9ca2308ebffb40068b51803da9315d97",
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"lessThan": "62fc8eb1b1481051f7bab4aa93d79809053dd09f",
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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/misc/legousbtower.c"
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],
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"versions": [
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{
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"version": "2.6.25",
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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": "2.6.25",
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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": "5.10.261",
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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": "5.15.212",
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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": "6.1.178",
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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": "6.6.145",
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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": "6.12.96",
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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": "6.18.39",
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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": "7.1.4",
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"lessThanOrEqual": "7.1.*",
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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": "7.2",
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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": "2.6.25",
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"versionEndExcluding": "5.10.261"
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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": "2.6.25",
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"versionEndExcluding": "5.15.212"
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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": "2.6.25",
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"versionEndExcluding": "6.1.178"
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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": "2.6.25",
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"versionEndExcluding": "6.6.145"
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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": "2.6.25",
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"versionEndExcluding": "6.12.96"
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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": "2.6.25",
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"versionEndExcluding": "6.18.39"
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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": "2.6.25",
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"versionEndExcluding": "7.1.4"
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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": "2.6.25",
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"versionEndExcluding": "7.2"
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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/11d069f85851997b4ea0adf242ed9672dc749b8f"
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},
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{
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"url": "https://git.kernel.org/stable/c/b4222c05066b252b451f9c8c4730b5b60824ea66"
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},
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{
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"url": "https://git.kernel.org/stable/c/6462de75d2e370c7e74dcfb7b4ae79eb5a6a55ee"
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},
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{
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"url": "https://git.kernel.org/stable/c/0b57e5ddbd89df3bc367463de3d2ca66f99a1a5e"
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},
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{
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"url": "https://git.kernel.org/stable/c/ab2bfd7bec4f134b377ec42f513e90c35db94160"
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},
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{
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"url": "https://git.kernel.org/stable/c/766738ecf2b819e54d38763c8d1c8ae6cff14b39"
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},
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{
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"url": "https://git.kernel.org/stable/c/9ba62966461a8e3cc593b62c56ec62eb2d80436d"
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},
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{
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"url": "https://git.kernel.org/stable/c/62fc8eb1b1481051f7bab4aa93d79809053dd09f"
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}
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],
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"title": "USB: legousbtower: fix use-after-free on disconnect race",
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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-2026-64340",
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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": "2026-11-06T16:35:49.119408Z"
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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": "2026-11-06T16:44:47.016Z"
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}
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}
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]
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}
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} |