{"id":"CVE-2026-80969","revision":"13ecdbb31ccc4f779b7eda76eed9c449","records":[{"revision":"13ecdbb31ccc4f779b7eda76eed9c449","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-80969","aliases":[],"title":"ALSA: mpu401: Check card index validity at probe","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nALSA: mpu401: Check card index validity at probe\n\nmpu401 driver blindly trusts that the given devptr->id value is within\nthe proper card index range at probe.  It's OK for the devices the\ndriver itself creates at the module probe time, but if the device is\nbound manually via sysfs interface, this could be -1 as \"none\", and\nthis leads to OOB access for index[] and other parameters.\n\nAdd a sanity check for the card index and warn/correct it if it's a\nvalue out of the range.","state":0,"publishedAt":"2026-09-11T19:42:33.128+00:00","modifiedAt":"2026-10-19T08:45:54.014+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                        \"sound/drivers/mpu401/mpu401.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"b3fe95123f0db79dd0345d249c312823178c11f5\",\n                            \"lessThan\": \"4a3d6c22ca6b6c16e8055fb518aa87f5e043f754\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"b3fe95123f0db79dd0345d249c312823178c11f5\",\n                            \"lessThan\": \"d606c703d1e0c54996cb3db76a753157cb2a3c06\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"b3fe95123f0db79dd0345d249c312823178c11f5\",\n                            \"lessThan\": \"3a997371ac2957f11a033a4cec2930042dadb7e3\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"b3fe95123f0db79dd0345d249c312823178c11f5\",\n                            \"lessThan\": \"26a25fb4ef4ba2a33069d489feb75a4c36899cca\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"b3fe95123f0db79dd0345d249c312823178c11f5\",\n                            \"lessThan\": \"76b6bc38d0f310c0ae1b2a2ebabe2947d92c601a\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"b3fe95123f0db79dd0345d249c312823178c11f5\",\n                            \"lessThan\": \"cc4215cc2a4b2a9cf8b1952bbe8d5bf925acb3ea\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"b3fe95123f0db79dd0345d249c312823178c11f5\",\n                            \"lessThan\": \"8adda66edf795d4648f8e26f312e4414c535d25a\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"b3fe95123f0db79dd0345d249c312823178c11f5\",\n                            \"lessThan\": \"f7dcecb92ed192ff5fcf842918fb1aaea84b5bdd\",\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                        \"sound/drivers/mpu401/mpu401.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"2.6.16\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"2.6.16\",\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\": \"6.12.109\",\n                            \"lessThanOrEqual\": \"6.12.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.50\",\n                            \"lessThanOrEqual\": \"6.18.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.2.4\",\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":[],"references":["https://git.kernel.org/stable/c/4a3d6c22ca6b6c16e8055fb518aa87f5e043f754","https://git.kernel.org/stable/c/d606c703d1e0c54996cb3db76a753157cb2a3c06","https://git.kernel.org/stable/c/3a997371ac2957f11a033a4cec2930042dadb7e3","https://git.kernel.org/stable/c/26a25fb4ef4ba2a33069d489feb75a4c36899cca","https://git.kernel.org/stable/c/76b6bc38d0f310c0ae1b2a2ebabe2947d92c601a","https://git.kernel.org/stable/c/cc4215cc2a4b2a9cf8b1952bbe8d5bf925acb3ea","https://git.kernel.org/stable/c/8adda66edf795d4648f8e26f312e4414c535d25a","https://git.kernel.org/stable/c/f7dcecb92ed192ff5fcf842918fb1aaea84b5bdd"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-80969","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-80969","identifiers":["CVE-2026-80969"]},"retained":false,"historicalAffected":[]}],"coverage":[]}