{"id":"CVE-2023-53482","state":"PUBLISHED","title":"iommu: Fix error unwind in iommu_group_alloc()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\niommu: Fix error unwind in iommu_group_alloc()\n\nIf either iommu_group_grate_file() fails then the\niommu_group is leaked.\n\nDestroy it on these error paths.\n\nFound by kselftest/iommu/iommufd_fail_nth","publishedAt":"2025-10-01T11:42:50.800Z","updatedAt":"2026-05-11T19:45:50.492Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"bc7d12b91bd35477fd650c4d72b61239de9d9066","status":"affected","lessThan":"f119ef452e2d82d912797273cb790a86f1125b3e","versionType":"git"},{"version":"bc7d12b91bd35477fd650c4d72b61239de9d9066","status":"affected","lessThan":"4c23124b45ee0aa895ed8d5d08871ae6b15ee336","versionType":"git"},{"version":"bc7d12b91bd35477fd650c4d72b61239de9d9066","status":"affected","lessThan":"8602fa38a63fc689eca29c8c586fac2d8a1f8739","versionType":"git"},{"version":"bc7d12b91bd35477fd650c4d72b61239de9d9066","status":"affected","lessThan":"4daa861174d56023c2068ddb03de0752f07fa199","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/iommu/iommu.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.11","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.11","versionType":"semver"},{"version":"5.15.99","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.16","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.2.3","status":"unaffected","lessThanOrEqual":"6.2.*","versionType":"semver"},{"version":"6.3","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/iommu/iommu.c"]}],"references":["https://git.kernel.org/stable/c/f119ef452e2d82d912797273cb790a86f1125b3e","https://git.kernel.org/stable/c/4c23124b45ee0aa895ed8d5d08871ae6b15ee336","https://git.kernel.org/stable/c/8602fa38a63fc689eca29c8c586fac2d8a1f8739","https://git.kernel.org/stable/c/4daa861174d56023c2068ddb03de0752f07fa199"],"weaknesses":[],"ingestedAt":"2026-10-29T20:06:33.064Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/53xxx/CVE-2023-53482.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-53482","state":"PUBLISHED","datePublished":"2025-10-01T11:42:50.800Z","dateUpdated":"2026-05-11T19:45:50.492Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-10-01T11:39:39.402Z"},"containers":{"cna":{"title":"iommu: Fix error unwind in iommu_group_alloc()","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\niommu: Fix error unwind in iommu_group_alloc()\n\nIf either iommu_group_grate_file() fails then the\niommu_group is leaked.\n\nDestroy it on these error paths.\n\nFound by kselftest/iommu/iommufd_fail_nth"}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"bc7d12b91bd35477fd650c4d72b61239de9d9066","status":"affected","lessThan":"f119ef452e2d82d912797273cb790a86f1125b3e","versionType":"git"},{"version":"bc7d12b91bd35477fd650c4d72b61239de9d9066","status":"affected","lessThan":"4c23124b45ee0aa895ed8d5d08871ae6b15ee336","versionType":"git"},{"version":"bc7d12b91bd35477fd650c4d72b61239de9d9066","status":"affected","lessThan":"8602fa38a63fc689eca29c8c586fac2d8a1f8739","versionType":"git"},{"version":"bc7d12b91bd35477fd650c4d72b61239de9d9066","status":"affected","lessThan":"4daa861174d56023c2068ddb03de0752f07fa199","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/iommu/iommu.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.11","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.11","versionType":"semver"},{"version":"5.15.99","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.16","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.2.3","status":"unaffected","lessThanOrEqual":"6.2.*","versionType":"semver"},{"version":"6.3","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/iommu/iommu.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/f119ef452e2d82d912797273cb790a86f1125b3e"},{"url":"https://git.kernel.org/stable/c/4c23124b45ee0aa895ed8d5d08871ae6b15ee336"},{"url":"https://git.kernel.org/stable/c/8602fa38a63fc689eca29c8c586fac2d8a1f8739"},{"url":"https://git.kernel.org/stable/c/4daa861174d56023c2068ddb03de0752f07fa199"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T19:45:50.492Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.11","versionEndExcluding":"5.15.99"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.11","versionEndExcluding":"6.1.16"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.11","versionEndExcluding":"6.2.3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.11","versionEndExcluding":"6.3"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}