{"attribution":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","cve":{"id":"CVE-2026-98159","sourceIdentifier":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","published":"2026-09-25T11:17:47.640","lastModified":"2026-10-19T10:18:16.150","vulnStatus":"Analyzed","cveTags":[],"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-\u003eclc past its end. Validate the table and\nrecord bounds before dereferencing or copying."}],"affected":[{"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","affectedData":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","programFiles":["drivers/net/wireless/mediatek/mt76/mt7921/mcu.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","versions":[{"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","status":"affected"}]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","programFiles":["drivers/net/wireless/mediatek/mt76/mt7921/mcu.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","versions":[{"version":"6.1","status":"affected"},{"version":"0","lessThan":"6.1","versionType":"semver","status":"unaffected"},{"version":"6.1.189","lessThanOrEqual":"6.1.*","versionType":"semver","status":"unaffected"},{"version":"6.6.158","lessThanOrEqual":"6.6.*","versionType":"semver","status":"unaffected"},{"version":"6.12.111","lessThanOrEqual":"6.12.*","versionType":"semver","status":"unaffected"},{"version":"6.18.53","lessThanOrEqual":"6.18.*","versionType":"semver","status":"unaffected"},{"version":"7.2.7","lessThanOrEqual":"7.2.*","versionType":"semver","status":"unaffected"},{"version":"7.3","lessThanOrEqual":"*","versionType":"original_commit_for_fix","status":"unaffected"}]}]}],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","baseScore":5.5,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":3.6}]},"weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-787"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.1","versionEndExcluding":"6.1.189","matchCriteriaId":"A08955FE-5938-4F5B-B6A0-BEA8BA740A26"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.6","versionEndExcluding":"6.6.158","matchCriteriaId":"4F4B14AC-C632-4A61-9E23-076CC1A04CEA"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.12","versionEndExcluding":"6.12.111","matchCriteriaId":"25101E3A-E888-4430-B5C5-6D6BC4635597"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.18","versionEndExcluding":"6.18.53","matchCriteriaId":"73ACAEE5-4BA8-4054-AF4C-14413FA0192B"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"7.2","versionEndExcluding":"7.2.7","matchCriteriaId":"D9F474BB-5197-425C-A9D2-40E492785436"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/3896be051e928c891922d91de94c99519d215dff","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/3c505e2af16a9320f4355218394a955fbbc65322","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/46673662402884ca55a869e4ebe956e08e8b6b05","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/602a950134ee2940136f60797e4457c3983b06ce","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/740272d46ffc8231709a5e774cf5e4a5785b8a02","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/9417c5818a0146980c2608fda94c908e604eb033","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]}]}}