CVE-2026-5447

Heap buffer overflow in CertFromX509() via AuthorityKeyIdentifier PUBLISHED

Description (CNA)

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.

Affected (CNA)

Vendor / product	Versions
wolfSSL / wolfSSL	affected 0 before 5.9.1

CWE

CWE-122

References

https://github.com/wolfSSL/wolfssl/pull/10112

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.