{"id":"CVE-2026-90388","revision":"88f00711d0d143ef818c2496b0acc0d1","records":[{"revision":"88f00711d0d143ef818c2496b0acc0d1","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-90388","aliases":[],"title":"iommu/dma: Check atomic pool allocation result directly","description":"In the Linux kernel, the following vulnerability has been resolved:\n\niommu/dma: Check atomic pool allocation result directly\n\nThe non-blocking, non-coherent allocation path uses dma_alloc_from_pool(),\nwhich returns the allocated page and fills cpu_addr only on success.\n\nDo not rely on cpu_addr to detect allocation failure in this path. Check\nthe returned page directly before using it for the IOMMU mapping.","state":0,"publishedAt":"2026-09-17T16:09:23.14+00:00","modifiedAt":"2026-10-19T09:02:51.717+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"drivers/iommu/dma-iommu.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"9420139f516d7fbc248ce17f35275cb005ed98ea\",\n                            \"lessThan\": \"ac9cd0a669b8be5d178dbd471b0d68039dac58b5\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"9420139f516d7fbc248ce17f35275cb005ed98ea\",\n                            \"lessThan\": \"db46cb9da83a507d86d2bb080bdb09c865da3d0a\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"9420139f516d7fbc248ce17f35275cb005ed98ea\",\n                            \"lessThan\": \"d56c3f955b21e5764c1497e295a5b5d0b3a40470\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"9420139f516d7fbc248ce17f35275cb005ed98ea\",\n                            \"lessThan\": \"06dffc96693083dda3412311406e558cf27f1574\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"9420139f516d7fbc248ce17f35275cb005ed98ea\",\n                            \"lessThan\": \"a4ace31d732b657d774e31fb444c0c27d42c78e5\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"9420139f516d7fbc248ce17f35275cb005ed98ea\",\n                            \"lessThan\": \"fb0b39287ba894dbdfac2901c51788b63f5c2291\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"9420139f516d7fbc248ce17f35275cb005ed98ea\",\n                            \"lessThan\": \"8c486293ddd0af60991408149fc3e964ea888dc4\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"9420139f516d7fbc248ce17f35275cb005ed98ea\",\n                            \"lessThan\": \"af95a0ebc0a0db0762be75f51eadf770bad01aaa\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"47184b9ddf184cc9a77cf441943a0fe9b7afa575\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"5.8.6\",\n                            \"lessThan\": \"5.9\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"affected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"drivers/iommu/dma-iommu.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"5.9\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"5.9\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.10.270\",\n                            \"lessThanOrEqual\": \"5.10.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.15.221\",\n                            \"lessThanOrEqual\": \"5.15.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.1.188\",\n                            \"lessThanOrEqual\": \"6.1.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.6.157\",\n                            \"lessThanOrEqual\": \"6.6.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.12.110\",\n                            \"lessThanOrEqual\": \"6.12.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.52\",\n                            \"lessThanOrEqual\": \"6.18.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.2.6\",\n                            \"lessThanOrEqual\": \"7.2.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.3\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"original_commit_for_fix\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.8,"severity":"HIGH"}],"references":["https://git.kernel.org/stable/c/ac9cd0a669b8be5d178dbd471b0d68039dac58b5","https://git.kernel.org/stable/c/db46cb9da83a507d86d2bb080bdb09c865da3d0a","https://git.kernel.org/stable/c/d56c3f955b21e5764c1497e295a5b5d0b3a40470","https://git.kernel.org/stable/c/06dffc96693083dda3412311406e558cf27f1574","https://git.kernel.org/stable/c/a4ace31d732b657d774e31fb444c0c27d42c78e5","https://git.kernel.org/stable/c/fb0b39287ba894dbdfac2901c51788b63f5c2291","https://git.kernel.org/stable/c/8c486293ddd0af60991408149fc3e964ea888dc4","https://git.kernel.org/stable/c/af95a0ebc0a0db0762be75f51eadf770bad01aaa"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-90388","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-90388","identifiers":["CVE-2026-90388"]},"retained":false,"historicalAffected":[]}],"coverage":[]}