{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-50236","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-06-18T10:57:27.433Z","datePublished":"2025-09-15T14:01:42.983Z","dateUpdated":"2026-05-11T19:15:26.705Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T19:15:26.705Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\niommu/mediatek: Fix crash on isr after kexec()\n\nIf the system is rebooted via isr(), the IRQ handler might\nbe triggered before the domain is initialized. Resulting on\nan invalid memory access error.\n\nFix:\n[    0.500930] Unable to handle kernel read from unreadable memory at virtual address 0000000000000070\n[    0.501166] Call trace:\n[    0.501174]  report_iommu_fault+0x28/0xfc\n[    0.501180]  mtk_iommu_isr+0x10c/0x1c0\n\n[ joro: Fixed spelling in commit message ]"}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/iommu/mtk_iommu.c"],"versions":[{"version":"0df4fabe208d9576f2671d31e77cf46d20fdcd01","lessThan":"f13acee780cedb3e06a6dadf64d9104cccd2b9fc","status":"affected","versionType":"git"},{"version":"0df4fabe208d9576f2671d31e77cf46d20fdcd01","lessThan":"85cc8a187f2de7a91e2cea522e9406fa12999269","status":"affected","versionType":"git"},{"version":"0df4fabe208d9576f2671d31e77cf46d20fdcd01","lessThan":"00ef8885a945c37551547d8ac8361cacd20c4e42","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/mtk_iommu.c"],"versions":[{"version":"4.6","status":"affected"},{"version":"0","lessThan":"4.6","status":"unaffected","versionType":"semver"},{"version":"6.0.17","lessThanOrEqual":"6.0.*","status":"unaffected","versionType":"semver"},{"version":"6.1.3","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.2","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":"4.6","versionEndExcluding":"6.0.17"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.6","versionEndExcluding":"6.1.3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.6","versionEndExcluding":"6.2"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/f13acee780cedb3e06a6dadf64d9104cccd2b9fc"},{"url":"https://git.kernel.org/stable/c/85cc8a187f2de7a91e2cea522e9406fa12999269"},{"url":"https://git.kernel.org/stable/c/00ef8885a945c37551547d8ac8361cacd20c4e42"}],"title":"iommu/mediatek: Fix crash on isr after kexec()","x_generator":{"engine":"bippy-1.2.0"}}}}