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.

INFO

Published Date :

2026-04-09T20:13:34.398Z

Last Modified :

2026-04-10T18:07:28.848Z

Source :

wolfSSL
AFFECTED PRODUCTS

The following products are affected by CVE-2026-5447 vulnerability.

Vendors Products
Wolfssl
  • Wolfssl
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2026-5447.

URL Resource
https://github.com/wolfSSL/wolfssl/pull/10112 cve-icon cve-icon cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2026-5447 cve-icon
https://www.cve.org/CVERecord?id=CVE-2026-5447 cve-icon
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CVSS Vulnerability Scoring System

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Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact