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High severity7.5NVD Advisory· Published Apr 9, 2026· Updated Apr 29, 2026

CVE-2026-5447

CVE-2026-5447

Description

Heap buffer overflow in CertFromX509 via AuthorityKeyIdentifier size confusion. A heap buffer overflow occurs when converting an X.509 certificate internally due to incorrect size handling of the AuthorityKeyIdentifier extension.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

2
  • WolfSSL/Wolfssl2 versions
    cpe:2.3:a:wolfssl:wolfssl:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:a:wolfssl:wolfssl:*:*:*:*:*:*:*:*range: <5.9.1
    • (no CPE)

Patches

Vulnerability mechanics

References

1

News mentions

0

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