{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-90428","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-09-11T19:38:34.814Z","datePublished":"2026-09-17T16:09:49.783Z","dateUpdated":"2026-09-17T16:09:49.783Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-09-17T16:09:49.783Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\niommu/tegra241-cmdqv: Don't run the error ISR before probe sets up vintfs\n\n__tegra241_cmdqv_probe() requests the error IRQ before it has allocated the\ncmdqv->vintfs array and set cmdqv->num_vintfs. A CMDQV left enabled with a\nlatched error across a kexec fires the IRQ as soon as it is requested, and\ntegra241_cmdqv_isr() then walks the uninitialized cmdqv->vintfs array.\n\nRequest the IRQ only after cmdqv->vintfs is allocated and zeroed, so that\na latched interrupt firing early runs the ISR against a valid array of NULL\nslots that it safely skips."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/iommu/arm/arm-smmu-v3/tegra241-cmdqv.c"],"versions":[{"version":"918eb5c856f6ce4cf93b4b38e4b5e156905c5943","lessThan":"b1605a56745f22670205f6561df5771bbbb62a99","status":"affected","versionType":"git"},{"version":"918eb5c856f6ce4cf93b4b38e4b5e156905c5943","lessThan":"2f627118b668659c6b195ac48beedb1bf8f53368","status":"affected","versionType":"git"},{"version":"918eb5c856f6ce4cf93b4b38e4b5e156905c5943","lessThan":"a168254ff8db08f2292be3d8fcbd37d2bb8c3d2d","status":"affected","versionType":"git"},{"version":"918eb5c856f6ce4cf93b4b38e4b5e156905c5943","lessThan":"5acd67ceb38debe2fbf70ea35e2dec9f7ab01bbd","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/iommu/arm/arm-smmu-v3/tegra241-cmdqv.c"],"versions":[{"version":"6.12","status":"affected"},{"version":"0","lessThan":"6.12","status":"unaffected","versionType":"semver"},{"version":"6.12.110","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.52","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.2.6","lessThanOrEqual":"7.2.*","status":"unaffected","versionType":"semver"},{"version":"7.3-rc1","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":"6.12","versionEndExcluding":"6.12.110"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.12","versionEndExcluding":"6.18.52"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.12","versionEndExcluding":"7.2.6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.12","versionEndExcluding":"7.3-rc1"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/b1605a56745f22670205f6561df5771bbbb62a99"},{"url":"https://git.kernel.org/stable/c/2f627118b668659c6b195ac48beedb1bf8f53368"},{"url":"https://git.kernel.org/stable/c/a168254ff8db08f2292be3d8fcbd37d2bb8c3d2d"},{"url":"https://git.kernel.org/stable/c/5acd67ceb38debe2fbf70ea35e2dec9f7ab01bbd"}],"title":"iommu/tegra241-cmdqv: Don't run the error ISR before probe sets up vintfs","x_generator":{"engine":"bippy-1.2.0"}}}}