{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-80812","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-08-26T14:34:25.794Z","datePublished":"2026-09-04T15:13:32.732Z","dateUpdated":"2026-09-07T14:21:14.907Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-09-07T14:21:14.907Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nALSA: dummy: Check card index validity at probe\n\nsnd_dummy_probe() blindly trusts that the given devptr->id value is\nwithin the proper card index range.  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/dummy.c"],"versions":[{"version":"6e65c1cc4458b2784224759b6137a50d4f65e610","lessThan":"b7579e86afcec932e169d10e2d603abed8dd2fdf","status":"affected","versionType":"git"},{"version":"6e65c1cc4458b2784224759b6137a50d4f65e610","lessThan":"4d0892a90b57f0e89b274c3f3c51c2fa17937c88","status":"affected","versionType":"git"},{"version":"6e65c1cc4458b2784224759b6137a50d4f65e610","lessThan":"b20eb7ecbdaa3e649023fe41b177d90983ffb487","status":"affected","versionType":"git"},{"version":"6e65c1cc4458b2784224759b6137a50d4f65e610","lessThan":"c9f10a001c243d1f069ebb0e2f4999ad4043a254","status":"affected","versionType":"git"},{"version":"6e65c1cc4458b2784224759b6137a50d4f65e610","lessThan":"f20c2c32ec1c5c3526f29a03b487c55a5890996c","status":"affected","versionType":"git"},{"version":"6e65c1cc4458b2784224759b6137a50d4f65e610","lessThan":"3dba0e92e18980cb5a4d70a9a263539ae4f0c7ec","status":"affected","versionType":"git"},{"version":"6e65c1cc4458b2784224759b6137a50d4f65e610","lessThan":"690b721b9595f9a43395fd4047a832c42b5b6078","status":"affected","versionType":"git"},{"version":"6e65c1cc4458b2784224759b6137a50d4f65e610","lessThan":"02442d5fe8ee365a084b055d4fa81a0c1abfc3fd","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/dummy.c"],"versions":[{"version":"2.6.16","status":"affected"},{"version":"0","lessThan":"2.6.16","status":"unaffected","versionType":"semver"},{"version":"5.15.218","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.185","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.154","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.106","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.47","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.1.11","lessThanOrEqual":"7.1.*","status":"unaffected","versionType":"semver"},{"version":"7.2.1","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":"5.15.218"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.16","versionEndExcluding":"6.1.185"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.16","versionEndExcluding":"6.6.154"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.16","versionEndExcluding":"6.12.106"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.16","versionEndExcluding":"6.18.47"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.16","versionEndExcluding":"7.1.11"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.16","versionEndExcluding":"7.2.1"},{"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/b7579e86afcec932e169d10e2d603abed8dd2fdf"},{"url":"https://git.kernel.org/stable/c/4d0892a90b57f0e89b274c3f3c51c2fa17937c88"},{"url":"https://git.kernel.org/stable/c/b20eb7ecbdaa3e649023fe41b177d90983ffb487"},{"url":"https://git.kernel.org/stable/c/c9f10a001c243d1f069ebb0e2f4999ad4043a254"},{"url":"https://git.kernel.org/stable/c/f20c2c32ec1c5c3526f29a03b487c55a5890996c"},{"url":"https://git.kernel.org/stable/c/3dba0e92e18980cb5a4d70a9a263539ae4f0c7ec"},{"url":"https://git.kernel.org/stable/c/690b721b9595f9a43395fd4047a832c42b5b6078"},{"url":"https://git.kernel.org/stable/c/02442d5fe8ee365a084b055d4fa81a0c1abfc3fd"}],"title":"ALSA: dummy: Check card index validity at probe","x_generator":{"engine":"bippy-1.2.0"}}}}