high7.5
CVE-2026-5447
Heap buffer overflow in CertFromX509 via AuthorityKeyIdentifier size confusion.
Impact
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 products
| Vendor | Product | Affected versions |
|---|---|---|
| Wolfssl | Wolfssl | before 5.9.1 |