{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-98892","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-09-25T10:25:14.378Z","datePublished":"2026-10-23T11:37:52.692Z","dateUpdated":"2026-10-26T06:56:18.073Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-10-26T06:56:18.073Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nfirmware: arm_scmi: Validate BASE_ERROR_EVENT payload size\n\nBASE_ERROR_EVENT carries a variable number of message reports,\nwith the count encoded in error_status. The notification parser used\nthat count without checking whether the received payload contained all\nreported entries.\n\nReject truncated payloads before copying the report array."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/firmware/arm_scmi/base.c"],"versions":[{"version":"585dfab3fb80e67b3a54790b3d5ef2991feb3950","lessThan":"4a754704698017ced0b657c92b468035faad00ed","status":"affected","versionType":"git"},{"version":"585dfab3fb80e67b3a54790b3d5ef2991feb3950","lessThan":"28d65a0a46435d48b96b6943c518095dff1602a1","status":"affected","versionType":"git"},{"version":"585dfab3fb80e67b3a54790b3d5ef2991feb3950","lessThan":"890a9c3bf9dae90dcabded9d8e10c708a13779f7","status":"affected","versionType":"git"},{"version":"585dfab3fb80e67b3a54790b3d5ef2991feb3950","lessThan":"c0742f23ec13fb6f5e0cd884323467a6c127d3c2","status":"affected","versionType":"git"},{"version":"585dfab3fb80e67b3a54790b3d5ef2991feb3950","lessThan":"bd8bc95ef2daa3bac56197cffcbf2d4c5ed42216","status":"affected","versionType":"git"},{"version":"585dfab3fb80e67b3a54790b3d5ef2991feb3950","lessThan":"cb77a50d1114c0c9e084176301a8e094d383edfa","status":"affected","versionType":"git"},{"version":"585dfab3fb80e67b3a54790b3d5ef2991feb3950","lessThan":"56e7e64cdd0e7209a58c8ec66028d63387402919","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/firmware/arm_scmi/base.c"],"versions":[{"version":"5.9","status":"affected"},{"version":"0","lessThan":"5.9","status":"unaffected","versionType":"semver"},{"version":"5.10.271","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.222","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.189","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.158","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.111","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.53","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.2","lessThanOrEqual":"*","status":"unaffected","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.9","versionEndExcluding":"5.10.271"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.9","versionEndExcluding":"5.15.222"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.9","versionEndExcluding":"6.1.189"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.9","versionEndExcluding":"6.6.158"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.9","versionEndExcluding":"6.12.111"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.9","versionEndExcluding":"6.18.53"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.9","versionEndExcluding":"7.2"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/4a754704698017ced0b657c92b468035faad00ed"},{"url":"https://git.kernel.org/stable/c/28d65a0a46435d48b96b6943c518095dff1602a1"},{"url":"https://git.kernel.org/stable/c/890a9c3bf9dae90dcabded9d8e10c708a13779f7"},{"url":"https://git.kernel.org/stable/c/c0742f23ec13fb6f5e0cd884323467a6c127d3c2"},{"url":"https://git.kernel.org/stable/c/bd8bc95ef2daa3bac56197cffcbf2d4c5ed42216"},{"url":"https://git.kernel.org/stable/c/cb77a50d1114c0c9e084176301a8e094d383edfa"},{"url":"https://git.kernel.org/stable/c/56e7e64cdd0e7209a58c8ec66028d63387402919"}],"title":"firmware: arm_scmi: Validate BASE_ERROR_EVENT payload size","x_generator":{"engine":"bippy-1.2.0"}}}}