{"api_version":"1","generated_at":"2026-09-09T06:27:31+00:00","cve":"CVE-2026-80812","urls":{"html":"https://cve.report/CVE-2026-80812","api":"https://cve.report/api/cve/CVE-2026-80812.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-80812","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-80812"},"summary":{"title":"ALSA: dummy: Check card index validity at probe","description":"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.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-09-04 16:18:08","updated_at":"2026-09-07 15:17:32"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/3dba0e92e18980cb5a4d70a9a263539ae4f0c7ec","name":"https://git.kernel.org/stable/c/3dba0e92e18980cb5a4d70a9a263539ae4f0c7ec","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/b7579e86afcec932e169d10e2d603abed8dd2fdf","name":"https://git.kernel.org/stable/c/b7579e86afcec932e169d10e2d603abed8dd2fdf","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/c9f10a001c243d1f069ebb0e2f4999ad4043a254","name":"https://git.kernel.org/stable/c/c9f10a001c243d1f069ebb0e2f4999ad4043a254","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/b20eb7ecbdaa3e649023fe41b177d90983ffb487","name":"https://git.kernel.org/stable/c/b20eb7ecbdaa3e649023fe41b177d90983ffb487","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/4d0892a90b57f0e89b274c3f3c51c2fa17937c88","name":"https://git.kernel.org/stable/c/4d0892a90b57f0e89b274c3f3c51c2fa17937c88","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/f20c2c32ec1c5c3526f29a03b487c55a5890996c","name":"https://git.kernel.org/stable/c/f20c2c32ec1c5c3526f29a03b487c55a5890996c","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/02442d5fe8ee365a084b055d4fa81a0c1abfc3fd","name":"https://git.kernel.org/stable/c/02442d5fe8ee365a084b055d4fa81a0c1abfc3fd","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/690b721b9595f9a43395fd4047a832c42b5b6078","name":"https://git.kernel.org/stable/c/690b721b9595f9a43395fd4047a832c42b5b6078","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-80812","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-80812","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6e65c1cc4458b2784224759b6137a50d4f65e610 b7579e86afcec932e169d10e2d603abed8dd2fdf git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6e65c1cc4458b2784224759b6137a50d4f65e610 4d0892a90b57f0e89b274c3f3c51c2fa17937c88 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6e65c1cc4458b2784224759b6137a50d4f65e610 b20eb7ecbdaa3e649023fe41b177d90983ffb487 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6e65c1cc4458b2784224759b6137a50d4f65e610 c9f10a001c243d1f069ebb0e2f4999ad4043a254 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 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original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"80812","cve":"CVE-2026-80812","epss":"0.001770000","percentile":"0.073040000","score_date":"2026-09-07","updated_at":"2026-09-08 00:05:25"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["sound/drivers/dummy.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"b7579e86afcec932e169d10e2d603abed8dd2fdf","status":"affected","version":"6e65c1cc4458b2784224759b6137a50d4f65e610","versionType":"git"},{"lessThan":"4d0892a90b57f0e89b274c3f3c51c2fa17937c88","status":"affected","version":"6e65c1cc4458b2784224759b6137a50d4f65e610","versionType":"git"},{"lessThan":"b20eb7ecbdaa3e649023fe41b177d90983ffb487","status":"affected","version":"6e65c1cc4458b2784224759b6137a50d4f65e610","versionType":"git"},{"lessThan":"c9f10a001c243d1f069ebb0e2f4999ad4043a254","status":"affected","version":"6e65c1cc4458b2784224759b6137a50d4f65e610","versionType":"git"},{"lessThan":"f20c2c32ec1c5c3526f29a03b487c55a5890996c","status":"affected","version":"6e65c1cc4458b2784224759b6137a50d4f65e610","versionType":"git"},{"lessThan":"3dba0e92e18980cb5a4d70a9a263539ae4f0c7ec","status":"affected","version":"6e65c1cc4458b2784224759b6137a50d4f65e610","versionType":"git"},{"lessThan":"690b721b9595f9a43395fd4047a832c42b5b6078","status":"affected","version":"6e65c1cc4458b2784224759b6137a50d4f65e610","versionType":"git"},{"lessThan":"02442d5fe8ee365a084b055d4fa81a0c1abfc3fd","status":"affected","version":"6e65c1cc4458b2784224759b6137a50d4f65e610","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["sound/drivers/dummy.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"2.6.16"},{"lessThan":"2.6.16","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.218","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.185","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.154","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.106","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.47","versionType":"semver"},{"lessThanOrEqual":"7.1.*","status":"unaffected","version":"7.1.11","versionType":"semver"},{"lessThanOrEqual":"7.2.*","status":"unaffected","version":"7.2.1","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.3-rc1","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.15.218","versionStartIncluding":"2.6.16","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.1.185","versionStartIncluding":"2.6.16","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.154","versionStartIncluding":"2.6.16","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.106","versionStartIncluding":"2.6.16","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.47","versionStartIncluding":"2.6.16","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.1.11","versionStartIncluding":"2.6.16","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2.1","versionStartIncluding":"2.6.16","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.3-rc1","versionStartIncluding":"2.6.16","vulnerable":true}],"negate":false,"operator":"OR"}]}],"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."}],"providerMetadata":{"dateUpdated":"2026-09-07T14:21:14.907Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"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"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-80812","datePublished":"2026-09-04T15:13:32.732Z","dateReserved":"2026-08-26T14:34:25.794Z","dateUpdated":"2026-09-07T14:21:14.907Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-09-04 16:18:08","lastModifiedDate":"2026-09-07 15:17:32","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"80812","Ordinal":"1","Title":"ALSA: dummy: Check card index validity at probe","CVE":"CVE-2026-80812","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"80812","Ordinal":"1","NoteData":"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.","Type":"Description","Title":"ALSA: dummy: Check card index validity at probe"}]}}}