libkcapi vulnerabilities and fixes

Recent CVEs affecting libkcapi, with upgrade or downgrade steps. 3 tracked.

libkcapi has 3 tracked vulnerabilities, 0 critical. A fixed release or vendor patch exists for 3. Most recent: 2026-08-05. Highest priority: CVE-2026-71225 (score 44/100).

• CVE-2026-71227 MEDIUM 5.1 MITIGATE DOWNGRADE A flaw was found in libkcapi
• CVE-2026-71226 HIGH 7.3 MITIGATE DOWNGRADE Memory Corruption via Uncanceled AIO Requests on Error: libkcapi's one-shot AIO path can return an error befor
• CVE-2026-71225 MEDIUM 6.5 MITIGATE DOWNGRADE A flaw was found in libkcapi

FAQ

How do I fix libkcapi vulnerabilities?

Open the CVE for your version, check the affected range, then follow the listed action: upgrade to the fixed release, or downgrade or mitigate if no fix exists yet. Commands for each OS are shown on every CVE page.

Is libkcapi being exploited right now?

None of the tracked libkcapi CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.

Which libkcapi CVE should I patch first?

CVE-2026-71225 currently ranks highest (44/100): A flaw was found in libkcapi.

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