{"id":"CVE-2026-80968","title":"ALSA: mts64: Check card index validity at probe","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nALSA: mts64: Check card index validity at probe\n\nAlthough mts64 driver has a check of the given devptr->id value, it\ndoesn't check for a negative id, which is often giv…","severity":"medium","cvss":5.5,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","cvssSource":"vendor","cwe":["CWE-787"],"vendor":"Linux","product":"Linux","affected":["Linux >= 68ab801e32bbe2caac8b8c6e6e94f41fe7d687ad < 1566ca99fc0e892b9164ad893d268b00064fff54","Linux >= 68ab801e32bbe2caac8b8c6e6e94f41fe7d687ad < 5d986d8c9e616636032636d99133f2535f94300d","Linux >= 68ab801e32bbe2caac8b8c6e6e94f41fe7d687ad < 5168a6241e953ecadb0ec05609649f6a7367fef8","Linux >= 68ab801e32bbe2caac8b8c6e6e94f41fe7d687ad < 9cd7c59a106e7267d0cbcf68670594584d8689d0","Linux >= 68ab801e32bbe2caac8b8c6e6e94f41fe7d687ad < 036e7aa793375ab16ea0f64b8de6673220416cc1","Linux >= 68ab801e32bbe2caac8b8c6e6e94f41fe7d687ad < a4e774eeb61aec64da5b03d3becffde26f7fe4de","Linux >= 68ab801e32bbe2caac8b8c6e6e94f41fe7d687ad < cf3af453a48c8d905512dfc44a5a59439b70f4f0","Linux >= 68ab801e32bbe2caac8b8c6e6e94f41fe7d687ad < d18a260720f86a5f8b5fcfefc4ba2e9dd01c10f8","Linux 2.6.19"],"published":"2026-09-11","updated":"2026-10-19","sourceUpdated":"2026-10-19T08:45:53.065Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-80968","references":[{"url":"https://git.kernel.org/stable/c/1566ca99fc0e892b9164ad893d268b00064fff54"},{"url":"https://git.kernel.org/stable/c/5d986d8c9e616636032636d99133f2535f94300d"},{"url":"https://git.kernel.org/stable/c/5168a6241e953ecadb0ec05609649f6a7367fef8"},{"url":"https://git.kernel.org/stable/c/9cd7c59a106e7267d0cbcf68670594584d8689d0"},{"url":"https://git.kernel.org/stable/c/036e7aa793375ab16ea0f64b8de6673220416cc1"},{"url":"https://git.kernel.org/stable/c/a4e774eeb61aec64da5b03d3becffde26f7fe4de"},{"url":"https://git.kernel.org/stable/c/cf3af453a48c8d905512dfc44a5a59439b70f4f0"},{"url":"https://git.kernel.org/stable/c/d18a260720f86a5f8b5fcfefc4ba2e9dd01c10f8"},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-80968.json"},{"url":"https://access.redhat.com/security/cve/CVE-2026-80968"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2532220"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-80968"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-80968"},{"url":"https://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2026/CVE-2026-80968.mbox"}],"tags":["cve.org","csaf","vex","red-hat"],"epss":0.00216,"epssPercentile":0.11982,"ingestedAt":"2026-09-14T15:23:07.455Z","slug":"CVE-2026-80968","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nALSA: mts64: Check card index validity at probe\n\nAlthough mts64 driver has a check of the given devptr->id value, it\ndoesn't check for a negative id, which is often given as \"none\" or\nsuch value when bound via sysfs.  This may lead to OOB access for\nindex[] 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.\n\n## Affected\n\n- `Linux >= 68ab801e32bbe2caac8b8c6e6e94f41fe7d687ad < 1566ca99fc0e892b9164ad893d268b00064fff54`\n- `Linux >= 68ab801e32bbe2caac8b8c6e6e94f41fe7d687ad < 5d986d8c9e616636032636d99133f2535f94300d`\n- `Linux >= 68ab801e32bbe2caac8b8c6e6e94f41fe7d687ad < 5168a6241e953ecadb0ec05609649f6a7367fef8`\n- `Linux >= 68ab801e32bbe2caac8b8c6e6e94f41fe7d687ad < 9cd7c59a106e7267d0cbcf68670594584d8689d0`\n- `Linux >= 68ab801e32bbe2caac8b8c6e6e94f41fe7d687ad < 036e7aa793375ab16ea0f64b8de6673220416cc1`\n- `Linux >= 68ab801e32bbe2caac8b8c6e6e94f41fe7d687ad < a4e774eeb61aec64da5b03d3becffde26f7fe4de`\n- `Linux >= 68ab801e32bbe2caac8b8c6e6e94f41fe7d687ad < cf3af453a48c8d905512dfc44a5a59439b70f4f0`\n- `Linux >= 68ab801e32bbe2caac8b8c6e6e94f41fe7d687ad < d18a260720f86a5f8b5fcfefc4ba2e9dd01c10f8`\n- `Linux 2.6.19`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.\n\n## Vendor advisories\n\n- **Red Hat VEX** · Moderate · updated 2026-09-14 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-80968.json)","depth":"sunlit","depthScore":30,"depthScoreParts":{"impact":30.3,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[{"seq":204209,"id":"CVE-2026-80968","ts":1789490240179,"field":"cvss","old":null,"new":"5.5"},{"seq":204208,"id":"CVE-2026-80968","ts":1789490240179,"field":"severity","old":"none","new":"medium"},{"seq":147522,"id":"CVE-2026-80968","ts":1789270211236,"field":"cvss","old":null,"new":"4.7"},{"seq":147521,"id":"CVE-2026-80968","ts":1789270211236,"field":"severity","old":"none","new":"medium"},{"seq":109278,"id":"CVE-2026-80968","ts":1789183731251,"field":"cvss","old":null,"new":"4.7"},{"seq":109277,"id":"CVE-2026-80968","ts":1789183731251,"field":"severity","old":"none","new":"medium"}]}