{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-80969","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-08-26T14:34:25.810Z","datePublished":"2026-09-11T19:42:33.128Z","dateUpdated":"2026-09-14T11:59:16.085Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-09-14T11:59:16.085Z"},"descriptions":[{"lang":"en","value":"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."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["sound/drivers/mpu401/mpu401.c"],"versions":[{"version":"b3fe95123f0db79dd0345d249c312823178c11f5","lessThan":"4a3d6c22ca6b6c16e8055fb518aa87f5e043f754","status":"affected","versionType":"git"},{"version":"b3fe95123f0db79dd0345d249c312823178c11f5","lessThan":"d606c703d1e0c54996cb3db76a753157cb2a3c06","status":"affected","versionType":"git"},{"version":"b3fe95123f0db79dd0345d249c312823178c11f5","lessThan":"3a997371ac2957f11a033a4cec2930042dadb7e3","status":"affected","versionType":"git"},{"version":"b3fe95123f0db79dd0345d249c312823178c11f5","lessThan":"26a25fb4ef4ba2a33069d489feb75a4c36899cca","status":"affected","versionType":"git"},{"version":"b3fe95123f0db79dd0345d249c312823178c11f5","lessThan":"76b6bc38d0f310c0ae1b2a2ebabe2947d92c601a","status":"affected","versionType":"git"},{"version":"b3fe95123f0db79dd0345d249c312823178c11f5","lessThan":"cc4215cc2a4b2a9cf8b1952bbe8d5bf925acb3ea","status":"affected","versionType":"git"},{"version":"b3fe95123f0db79dd0345d249c312823178c11f5","lessThan":"8adda66edf795d4648f8e26f312e4414c535d25a","status":"affected","versionType":"git"},{"version":"b3fe95123f0db79dd0345d249c312823178c11f5","lessThan":"f7dcecb92ed192ff5fcf842918fb1aaea84b5bdd","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["sound/drivers/mpu401/mpu401.c"],"versions":[{"version":"2.6.16","status":"affected"},{"version":"0","lessThan":"2.6.16","status":"unaffected","versionType":"semver"},{"version":"5.10.270","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.221","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.188","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.157","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.109","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.50","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.2.4","lessThanOrEqual":"7.2.*","status":"unaffected","versionType":"semver"},{"version":"7.3-rc1","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":"2.6.16","versionEndExcluding":"5.10.270"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.16","versionEndExcluding":"5.15.221"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.16","versionEndExcluding":"6.1.188"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.16","versionEndExcluding":"6.6.157"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.16","versionEndExcluding":"6.12.109"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.16","versionEndExcluding":"6.18.50"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.16","versionEndExcluding":"7.2.4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.16","versionEndExcluding":"7.3-rc1"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/4a3d6c22ca6b6c16e8055fb518aa87f5e043f754"},{"url":"https://git.kernel.org/stable/c/d606c703d1e0c54996cb3db76a753157cb2a3c06"},{"url":"https://git.kernel.org/stable/c/3a997371ac2957f11a033a4cec2930042dadb7e3"},{"url":"https://git.kernel.org/stable/c/26a25fb4ef4ba2a33069d489feb75a4c36899cca"},{"url":"https://git.kernel.org/stable/c/76b6bc38d0f310c0ae1b2a2ebabe2947d92c601a"},{"url":"https://git.kernel.org/stable/c/cc4215cc2a4b2a9cf8b1952bbe8d5bf925acb3ea"},{"url":"https://git.kernel.org/stable/c/8adda66edf795d4648f8e26f312e4414c535d25a"},{"url":"https://git.kernel.org/stable/c/f7dcecb92ed192ff5fcf842918fb1aaea84b5bdd"}],"title":"ALSA: mpu401: Check card index validity at probe","x_generator":{"engine":"bippy-1.2.0"}}}}