{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-49431","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-02-26T02:08:31.569Z","datePublished":"2025-02-26T02:12:49.592Z","dateUpdated":"2025-12-23T13:23:55.799Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2025-12-23T13:23:55.799Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\npowerpc/iommu: Add missing of_node_put in iommu_init_early_dart\n\nThe device_node pointer is returned by of_find_compatible_node\nwith refcount incremented. We should use of_node_put() to avoid\nthe refcount leak."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["arch/powerpc/sysdev/dart_iommu.c"],"versions":[{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","lessThan":"cb4f2dc513e99c5d0485661f114e4dda73612d10","status":"affected","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","lessThan":"dfc308d6f29aa28463deb9a12278a85a382385ca","status":"affected","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","lessThan":"df6d8b689252c0acc0448d4ae3d33f2d6db048ab","status":"affected","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","lessThan":"8657e8ea23325949091da72453ba84fb73cc2bd9","status":"affected","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","lessThan":"7e3f1dfb9e21733d7276bc9ccea4daada163f2ba","status":"affected","versionType":"git"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","lessThan":"57b742a5b8945118022973e6416b71351df512fb","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["arch/powerpc/sysdev/dart_iommu.c"],"versions":[{"version":"2.6.12","status":"affected"},{"version":"0","lessThan":"2.6.12","status":"unaffected","versionType":"semver"},{"version":"5.4.198","lessThanOrEqual":"5.4.*","status":"unaffected","versionType":"semver"},{"version":"5.10.121","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.46","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"5.17.14","lessThanOrEqual":"5.17.*","status":"unaffected","versionType":"semver"},{"version":"5.18.3","lessThanOrEqual":"5.18.*","status":"unaffected","versionType":"semver"},{"version":"5.19","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":"2.6.12","versionEndExcluding":"5.4.198"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.12","versionEndExcluding":"5.10.121"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.12","versionEndExcluding":"5.15.46"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.12","versionEndExcluding":"5.17.14"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.12","versionEndExcluding":"5.18.3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.12","versionEndExcluding":"5.19"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/cb4f2dc513e99c5d0485661f114e4dda73612d10"},{"url":"https://git.kernel.org/stable/c/dfc308d6f29aa28463deb9a12278a85a382385ca"},{"url":"https://git.kernel.org/stable/c/df6d8b689252c0acc0448d4ae3d33f2d6db048ab"},{"url":"https://git.kernel.org/stable/c/8657e8ea23325949091da72453ba84fb73cc2bd9"},{"url":"https://git.kernel.org/stable/c/7e3f1dfb9e21733d7276bc9ccea4daada163f2ba"},{"url":"https://git.kernel.org/stable/c/57b742a5b8945118022973e6416b71351df512fb"}],"title":"powerpc/iommu: Add missing of_node_put in iommu_init_early_dart","x_generator":{"engine":"bippy-1.2.0"}}}}