{"id":"CVE-2026-90120","revision":"69ec66268da84ea58e807532456d915a","records":[{"revision":"69ec66268da84ea58e807532456d915a","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-90120","aliases":[],"title":"irqchip/gic-v5: Check get_logical_index() return value in MADT IAFFID parsing","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nirqchip/gic-v5: Check get_logical_index() return value in MADT IAFFID parsing\n\nIn gic_acpi_parse_iaffid() a given MADT GICC entry might not correspond\nto a logical cpu recognized by the kernel, resulting in the cpu variable\ninitialization to an error value.\n\nCurrently, the get_logical_index() return value is not checked for failure,\nwhich might result in out-of-bounds memory corruption while trying to\nindex a per_cpu variable array.\n\nAdd a check to evaluate get_logical_index() return value.","state":0,"publishedAt":"2026-09-17T16:06:24.607+00:00","modifiedAt":"2026-10-19T08:58:18.68+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/irqchip/irq-gic-v5-irs.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"35866efa52feaf48cc54a0745851a555654e1446\",\n                            \"lessThan\": \"6caeb878f809bdf0aec2fdd96f3d41ef4b69fc69\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"35866efa52feaf48cc54a0745851a555654e1446\",\n                            \"lessThan\": \"328affc639ce9873a7a0a3fd6b8339f19767529b\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\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/irqchip/irq-gic-v5-irs.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"7.0\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"7.0\",\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:N/UI:N/S:U/C:H/I:H/A:H","score":8.4,"severity":"HIGH"}],"references":["https://git.kernel.org/stable/c/6caeb878f809bdf0aec2fdd96f3d41ef4b69fc69","https://git.kernel.org/stable/c/328affc639ce9873a7a0a3fd6b8339f19767529b"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-90120","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-90120","identifiers":["CVE-2026-90120"]},"retained":false,"historicalAffected":[]}],"coverage":[]}