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CVE-2026-31777

In the Linux kernel, the following vulnerability has been resolved: ALSA: ctxfi: Check the error for index mapping The ctxfi driver blindly assumed a proper value returned from daio_device_index(), but it's not always true. Add a proper error check to deal with the error from the function.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:f3d7e8265584efc575169cf5824f2cb15980d1bb365b1a1a67cc740fa05fa54e
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 2 assertions

{"defaultStatus":"affected","product":"Linux","programFiles":["sound/pci/ctxfi/ctdaio.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"2.6.31"},{"lessThan":"2.6.31","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.19.*","status":"unaffected","version":"6.19.12","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.0","versionType":"original_commit_for_fix"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:02f531f7abfb8a30be84e9a7c2d433ab0821e0e776cad037273547b6f6d97839 · sha256:e0535ead9720c282… · /containers/cna/affected/1

{"defaultStatus":"unaffected","product":"Linux","programFiles":["sound/pci/ctxfi/ctdaio.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"d4d3b8cbb70a2de247cbfe99bdb232aef9ed59bc","status":"affected","version":"8cc72361481f00253f1e468ade5795427386d593","versionType":"git"},{"lessThan":"277c6960d4ddb94d16198afd70c92c3d4593d131","status":"affected","version":"8cc72361481f00253f1e468ade5795427386d593","versionType":"git"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:02f531f7abfb8a30be84e9a7c2d433ab0821e0e776cad037273547b6f6d97839 · sha256:e0535ead9720c282… · /containers/cna/affected/0

Affected products and versions

2 source assertions
{"defaultStatus":"affected","product":"Linux","programFiles":["sound/pci/ctxfi/ctdaio.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"2.6.31"},{"lessThan":"2.6.31","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.19.*","status":"unaffected","version":"6.19.12","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.0","versionType":"original_commit_for_fix"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:02f531f7abfb8a30be84e9a7c2d433ab0821e0e776cad037273547b6f6d97839 · sha256:e0535ead9720c282… · /containers/cna/affected/1
{"defaultStatus":"unaffected","product":"Linux","programFiles":["sound/pci/ctxfi/ctdaio.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"d4d3b8cbb70a2de247cbfe99bdb232aef9ed59bc","status":"affected","version":"8cc72361481f00253f1e468ade5795427386d593","versionType":"git"},{"lessThan":"277c6960d4ddb94d16198afd70c92c3d4593d131","status":"affected","version":"8cc72361481f00253f1e468ade5795427386d593","versionType":"git"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:02f531f7abfb8a30be84e9a7c2d433ab0821e0e776cad037273547b6f6d97839 · sha256:e0535ead9720c282… · /containers/cna/affected/0

Source references

2 source assertions
{"url":"https://git.kernel.org/stable/c/277c6960d4ddb94d16198afd70c92c3d4593d131"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:02f531f7abfb8a30be84e9a7c2d433ab0821e0e776cad037273547b6f6d97839 · sha256:e0535ead9720c282… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/d4d3b8cbb70a2de247cbfe99bdb232aef9ed59bc"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:02f531f7abfb8a30be84e9a7c2d433ab0821e0e776cad037273547b6f6d97839 · sha256:e0535ead9720c282… · /containers/cna/references/0

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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