MEDIUM 5.5 Microsoft PoC
CVE-2026-31431
crypto: algif_aead - Revert to operating out-of-place
Microsoft Security Update 2026-Apr: crypto: algif_aead - Revert to operating out-of-place
Affected Products
- azl3 kernel 6.6.130.1-3 on Azure Linux 3.0
- azl3 kernel 6.6.134.1-2 on Azure Linux 3.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-31431
- https://nvd.nist.gov/vuln/detail/CVE-2026-31431
This medium severity vulnerability with a CVSS score of 5.5 was published on 2026-04-14 via Microsoft. 🚨 A public proof-of-concept exploit is available on GitHub. EPSS score: 94.5% (top 0% of all CVEs by exploitation probability). Affected: azl3 kernel 6.6.130.1-3 on Azure Linux 3.0, azl3 kernel 6.6.134.1-2 on Azure Linux 3.0.
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