{"schema_version":"1.9.0","id":"CVE-2022-49083","published":"2025-02-26T01:54:42.582Z","modified":"2026-08-12T03:51:24.085531794Z","related":["SUSE-SU-2025:1027-1","SUSE-SU-2025:1176-1","SUSE-SU-2025:1183-1","SUSE-SU-2025:1194-1","SUSE-SU-2025:1241-1","SUSE-SU-2025:1263-1"],"summary":"iommu/omap: Fix regression in probe for NULL pointer dereference","details":"In the Linux kernel, the following vulnerability has been resolved:\n\niommu/omap: Fix regression in probe for NULL pointer dereference\n\nCommit 3f6634d997db (\"iommu: Use right way to retrieve iommu_ops\") started\ntriggering a NULL pointer dereference for some omap variants:\n\n__iommu_probe_device from probe_iommu_group+0x2c/0x38\nprobe_iommu_group from bus_for_each_dev+0x74/0xbc\nbus_for_each_dev from bus_iommu_probe+0x34/0x2e8\nbus_iommu_probe from bus_set_iommu+0x80/0xc8\nbus_set_iommu from omap_iommu_init+0x88/0xcc\nomap_iommu_init from do_one_initcall+0x44/0x24\n\nThis is caused by omap iommu probe returning 0 instead of ERR_PTR(-ENODEV)\nas noted by Jason Gunthorpe <jgg@ziepe.ca>.\n\nLooks like the regression already happened with an earlier commit\n6785eb9105e3 (\"iommu/omap: Convert to probe/release_device() call-backs\")\nthat changed the function return type and missed converting one place.","affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"6785eb9105e3363aa51408c700a55e8b5f88fcf6"},{"fixed":"bd905fed87ce01ac010011bb8f44ed0140116ceb"},{"fixed":"47e239117bd97c8556f9187af7a9a7938db4e021"},{"fixed":"ea518578aa8a9a0280605b53cc33f707e10c8178"},{"fixed":"1d89f2b9eadbcf3ce93c6d7238f68299a1f84968"},{"fixed":"71ff461c3f41f6465434b9e980c01782763e7ad8"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-49083.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"5.8.0"},{"fixed":"5.10.111"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.11.0"},{"fixed":"5.15.34"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.16.0"},{"fixed":"5.16.20"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.17.0"},{"fixed":"5.17.3"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-49083.json"}}],"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/1d89f2b9eadbcf3ce93c6d7238f68299a1f84968"},{"type":"WEB","url":"https://git.kernel.org/stable/c/47e239117bd97c8556f9187af7a9a7938db4e021"},{"type":"WEB","url":"https://git.kernel.org/stable/c/71ff461c3f41f6465434b9e980c01782763e7ad8"},{"type":"WEB","url":"https://git.kernel.org/stable/c/bd905fed87ce01ac010011bb8f44ed0140116ceb"},{"type":"WEB","url":"https://git.kernel.org/stable/c/ea518578aa8a9a0280605b53cc33f707e10c8178"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49083.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-49083"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49083.json"}}