CVE-2026-64344

{"id": "CVE-2026-64344", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}]}, "affected": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "affectedData": [{"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "54d2bc068fd21bcb096660938bce7c7265613a24", "lessThan": "31e75fed8f90cfea9f8285e7ed135b0e452bf872", "versionType": "git"}, {"status": "affected", "version": "54d2bc068fd21bcb096660938bce7c7265613a24", "lessThan": "8d53b14ad4ccbff6d306b3a39c812303f4a87d41", "versionType": "git"}, {"status": "affected", "version": "54d2bc068fd21bcb096660938bce7c7265613a24", "lessThan": "f62622e947f82a3854a8502d09492ffbdeb252b4", "versionType": "git"}, {"status": "affected", "version": "54d2bc068fd21bcb096660938bce7c7265613a24", "lessThan": "60fc5ef4ecea3e3d1fe556cecf53ddd13096ef09", "versionType": "git"}, {"status": "affected", "version": "54d2bc068fd21bcb096660938bce7c7265613a24", "lessThan": "d0f61acb51a8c8f3fd41c303ddb7770cd83e7ed4", "versionType": "git"}, {"status": "affected", "version": "54d2bc068fd21bcb096660938bce7c7265613a24", "lessThan": "54c2b7356b4aeea467f9fb13b85e9e036bc428cb", "versionType": "git"}, {"status": "affected", "version": "54d2bc068fd21bcb096660938bce7c7265613a24", "lessThan": "e88cff5fbaa629f3cab45c8b46f395d62c2eb515", "versionType": "git"}, {"status": "affected", "version": "54d2bc068fd21bcb096660938bce7c7265613a24", "lessThan": "ff002c153f9722caece3983cc23dc4d9d4652cb4", "versionType": "git"}], "programFiles": ["drivers/usb/misc/idmouse.c"], "defaultStatus": "unaffected"}, {"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "2.6.24"}, {"status": "unaffected", "version": "0", "lessThan": "2.6.24", "versionType": "semver"}, {"status": "unaffected", "version": "5.10.261", "versionType": "semver", "lessThanOrEqual": "5.10.*"}, {"status": "unaffected", "version": "5.15.212", "versionType": "semver", "lessThanOrEqual": "5.15.*"}, {"status": "unaffected", "version": "6.1.178", "versionType": "semver", "lessThanOrEqual": "6.1.*"}, {"status": "unaffected", "version": "6.6.145", "versionType": "semver", "lessThanOrEqual": "6.6.*"}, {"status": "unaffected", "version": "6.12.96", "versionType": "semver", "lessThanOrEqual": "6.12.*"}, {"status": "unaffected", "version": "6.18.39", "versionType": "semver", "lessThanOrEqual": "6.18.*"}, {"status": "unaffected", "version": "7.1.4", "versionType": "semver", "lessThanOrEqual": "7.1.*"}, {"status": "unaffected", "version": "7.2", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*"}], "programFiles": ["drivers/usb/misc/idmouse.c"], "defaultStatus": "affected"}]}], "published": "2026-07-25T10:17:16.487", "references": [{"url": "https://git.kernel.org/stable/c/31e75fed8f90cfea9f8285e7ed135b0e452bf872", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/54c2b7356b4aeea467f9fb13b85e9e036bc428cb", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/60fc5ef4ecea3e3d1fe556cecf53ddd13096ef09", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/8d53b14ad4ccbff6d306b3a39c812303f4a87d41", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/d0f61acb51a8c8f3fd41c303ddb7770cd83e7ed4", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/e88cff5fbaa629f3cab45c8b46f395d62c2eb515", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/f62622e947f82a3854a8502d09492ffbdeb252b4", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/ff002c153f9722caece3983cc23dc4d9d4652cb4", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-416"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nUSB: idmouse: 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\")"}], "lastModified": "2026-09-03T16:01:33.410", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "3347666C-E553-4E6D-98B5-77B3CDE867A8", "versionEndExcluding": "5.10.261", "versionStartIncluding": "2.6.24.1"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "8E99FB01-CD93-41AF-A653-3F450652B9A6", "versionEndExcluding": "5.15.212", "versionStartIncluding": "5.11"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "092233C7-F4E0-40C8-BD4D-A28FE50DFE20", "versionEndExcluding": "6.1.178", "versionStartIncluding": "5.16"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7046B092-F810-4440-ACE6-60218518EECE", "versionEndExcluding": "6.6.145", "versionStartIncluding": "6.2"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "38A8100E-2B1A-462F-AEE9-8901B870FEF2", "versionEndExcluding": "6.12.96", "versionStartIncluding": "6.7"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "914AE4BC-3D59-4C5A-9DB5-9CE327B429F7", "versionEndExcluding": "6.18.39", "versionStartIncluding": "6.13"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6228DDD6-4557-4AA3-9F43-AB995D471E42", "versionEndExcluding": "7.1.4", "versionStartIncluding": "6.19"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:2.6.24:-:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6F3E61F3-1CF1-4176-94CD-89A408BCFC96"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:2.6.24:rc2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "9A12DE15-E192-4B90-ADB7-A886B3746DD7"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:2.6.24:rc3:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "FF6588E7-F4FA-40F5-8945-FC7B6094376E"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:2.6.24:rc4:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "AE87E13E-ACF7-4F74-8938-729F3B0D694C"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:2.6.24:rc5:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D4965A12-1BBA-4494-A5C1-43E0C0F48C14"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:2.6.24:rc6:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B7A18909-B468-4A5C-8DCC-2690F1F1D6C2"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:2.6.24:rc7:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "AEFCCCBD-B3EA-4A78-BEF9-6BD4793AAE10"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:2.6.24:rc8:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F8AF0C46-6BF2-46A3-8AD8-1E521E736169"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:7.2:rc1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5E8B9085-7ADB-4A05-89EF-12949B6A0509"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:7.2:rc2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1FC0D50D-9D58-4947-A197-A5A3FF07E7E3"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}