{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-31776", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-03-09T15:48:24.140Z", "datePublished": "2026-05-01T14:15:04.423Z", "dateUpdated": "2026-05-11T22:15:35.385Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T22:15:35.385Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nALSA: ctxfi: Fix missing SPDIFI1 index handling\n\nSPDIF1 DAIO type isn't properly handled in daio_device_index() for\nhw20k2, and it returned -EINVAL, which ended up with the out-of-bounds\narray access.  Follow the hw20k1 pattern and return the proper index\nfor this type, too."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["sound/pci/ctxfi/ctdaio.c"], "versions": [{"version": "a2dbaeb5c61ef110ceefe0d48fe94d428d3bcf16", "lessThan": "950decf59d4e978b60a792ce0b3e1555a608f489", "status": "affected", "versionType": "git"}, {"version": "a2dbaeb5c61ef110ceefe0d48fe94d428d3bcf16", "lessThan": "b045ab3dff97edae6d538eeff900a34c098761f8", "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/pci/ctxfi/ctdaio.c"], "versions": [{"version": "6.19", "status": "affected"}, {"version": "0", "lessThan": "6.19", "status": "unaffected", "versionType": "semver"}, {"version": "6.19.12", "lessThanOrEqual": "6.19.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.0", "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": "6.19", "versionEndExcluding": "6.19.12"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.19", "versionEndExcluding": "7.0"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/950decf59d4e978b60a792ce0b3e1555a608f489"}, {"url": "https://git.kernel.org/stable/c/b045ab3dff97edae6d538eeff900a34c098761f8"}], "title": "ALSA: ctxfi: Fix missing SPDIFI1 index handling", "x_generator": {"engine": "bippy-1.2.0"}}}}