{"id":"CVE-2026-92478","state":"PUBLISHED","title":"scsi: ufs: core: Validate connected lane counts","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: ufs: core: Validate connected lane counts\n\nThe connected lane count is used by TX equalization code to index arrays\nsized by UFS_MAX_LANES. Reject zero and out-of-range RX or TX lane counts\nbefore they can be propagated.","publishedAt":"2026-09-17T16:09:56.397Z","updatedAt":"2026-10-19T09:03:44.528Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"03e5d38e2f985d8d0b0a60508c0b422f664808e3","status":"affected","lessThan":"4b62f73836f4d037c9afd20c4c6084e4d44b3a57","versionType":"git"},{"version":"03e5d38e2f985d8d0b0a60508c0b422f664808e3","status":"affected","lessThan":"9e6dd452f1affb5c412ca64bf5809ce9fde3174d","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/ufs/core/ufshcd.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"7.1","status":"affected"},{"version":"0","status":"unaffected","lessThan":"7.1","versionType":"semver"},{"version":"7.2.6","status":"unaffected","lessThanOrEqual":"7.2.*","versionType":"semver"},{"version":"7.3","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/ufs/core/ufshcd.c"]}],"references":["https://git.kernel.org/stable/c/4b62f73836f4d037c9afd20c4c6084e4d44b3a57","https://git.kernel.org/stable/c/9e6dd452f1affb5c412ca64bf5809ce9fde3174d"],"weaknesses":[],"ingestedAt":"2026-10-29T20:13:34.582Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/92xxx/CVE-2026-92478.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-92478","state":"PUBLISHED","datePublished":"2026-09-17T16:09:56.397Z","dateUpdated":"2026-10-19T09:03:44.528Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-09-16T12:21:13.870Z"},"containers":{"cna":{"title":"scsi: ufs: core: Validate connected lane counts","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: ufs: core: Validate connected lane counts\n\nThe connected lane count is used by TX equalization code to index arrays\nsized by UFS_MAX_LANES. Reject zero and out-of-range RX or TX lane counts\nbefore they can be propagated."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"03e5d38e2f985d8d0b0a60508c0b422f664808e3","status":"affected","lessThan":"4b62f73836f4d037c9afd20c4c6084e4d44b3a57","versionType":"git"},{"version":"03e5d38e2f985d8d0b0a60508c0b422f664808e3","status":"affected","lessThan":"9e6dd452f1affb5c412ca64bf5809ce9fde3174d","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/ufs/core/ufshcd.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"7.1","status":"affected"},{"version":"0","status":"unaffected","lessThan":"7.1","versionType":"semver"},{"version":"7.2.6","status":"unaffected","lessThanOrEqual":"7.2.*","versionType":"semver"},{"version":"7.3","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/ufs/core/ufshcd.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/4b62f73836f4d037c9afd20c4c6084e4d44b3a57"},{"url":"https://git.kernel.org/stable/c/9e6dd452f1affb5c412ca64bf5809ce9fde3174d"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-10-19T09:03:44.528Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"7.1","versionEndExcluding":"7.2.6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"7.1","versionEndExcluding":"7.3"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}