CVE-2026-98159

{"id": "CVE-2026-98159", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "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": "23bdc5d8cadfc941e7782d0cb8afb2d9ae73b125", "lessThan": "46673662402884ca55a869e4ebe956e08e8b6b05", "versionType": "git"}, {"status": "affected", "version": "23bdc5d8cadfc941e7782d0cb8afb2d9ae73b125", "lessThan": "740272d46ffc8231709a5e774cf5e4a5785b8a02", "versionType": "git"}, {"status": "affected", "version": "23bdc5d8cadfc941e7782d0cb8afb2d9ae73b125", "lessThan": "602a950134ee2940136f60797e4457c3983b06ce", "versionType": "git"}, {"status": "affected", "version": "23bdc5d8cadfc941e7782d0cb8afb2d9ae73b125", "lessThan": "3896be051e928c891922d91de94c99519d215dff", "versionType": "git"}, {"status": "affected", "version": "23bdc5d8cadfc941e7782d0cb8afb2d9ae73b125", "lessThan": "3c505e2af16a9320f4355218394a955fbbc65322", "versionType": "git"}, {"status": "affected", "version": "23bdc5d8cadfc941e7782d0cb8afb2d9ae73b125", "lessThan": "9417c5818a0146980c2608fda94c908e604eb033", "versionType": "git"}], "programFiles": ["drivers/net/wireless/mediatek/mt76/mt7921/mcu.c"], "defaultStatus": "unaffected"}, {"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "6.1"}, {"status": "unaffected", "version": "0", "lessThan": "6.1", "versionType": "semver"}, {"status": "unaffected", "version": "6.1.189", "versionType": "semver", "lessThanOrEqual": "6.1.*"}, {"status": "unaffected", "version": "6.6.158", "versionType": "semver", "lessThanOrEqual": "6.6.*"}, {"status": "unaffected", "version": "6.12.111", "versionType": "semver", "lessThanOrEqual": "6.12.*"}, {"status": "unaffected", "version": "6.18.53", "versionType": "semver", "lessThanOrEqual": "6.18.*"}, {"status": "unaffected", "version": "7.2.7", "versionType": "semver", "lessThanOrEqual": "7.2.*"}, {"status": "unaffected", "version": "7.3", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*"}], "programFiles": ["drivers/net/wireless/mediatek/mt76/mt7921/mcu.c"], "defaultStatus": "affected"}]}], "published": "2026-09-25T11:17:47.640", "references": [{"url": "https://git.kernel.org/stable/c/3896be051e928c891922d91de94c99519d215dff", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/3c505e2af16a9320f4355218394a955fbbc65322", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/46673662402884ca55a869e4ebe956e08e8b6b05", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/602a950134ee2940136f60797e4457c3983b06ce", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/740272d46ffc8231709a5e774cf5e4a5785b8a02", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/9417c5818a0146980c2608fda94c908e604eb033", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-787"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: mt7921: validate CLC firmware records\n\nThe CLC region is supplied by firmware, but the loader trusts the\nregion count and each record length. A malformed image can make the\nregion table pointer precede the firmware buffer, make the record loop\nfail to advance, or index phy->clc past its end. Validate the table and\nrecord bounds before dereferencing or copying."}], "lastModified": "2026-10-19T10:18:16.150", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A08955FE-5938-4F5B-B6A0-BEA8BA740A26", "versionEndExcluding": "6.1.189", "versionStartIncluding": "6.1"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "4F4B14AC-C632-4A61-9E23-076CC1A04CEA", "versionEndExcluding": "6.6.158", "versionStartIncluding": "6.6"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "25101E3A-E888-4430-B5C5-6D6BC4635597", "versionEndExcluding": "6.12.111", "versionStartIncluding": "6.12"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "73ACAEE5-4BA8-4054-AF4C-14413FA0192B", "versionEndExcluding": "6.18.53", "versionStartIncluding": "6.18"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D9F474BB-5197-425C-A9D2-40E492785436", "versionEndExcluding": "7.2.7", "versionStartIncluding": "7.2"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}