CVE-2022-43974

MatrixSSL 4.0.4 through 4.5.1 has an integer overflow in matrixSslDecodeTls13. A remote attacker might be able to send a crafted TLS Message to cause a buffer overflow and achieve remote code execution. This is fixed in 4.6.0.

• CWE-190
• CWE-190

• https://github.com/matrixssl/matrixssl/blob/4-6-0-open/doc/CHANGES_v4.x.mdRelease Notes, Third Party Advisory
• https://github.com/matrixssl/matrixssl/security/advisories/GHSA-fmwc-gwc5-2g29Third Party Advisory
• https://www.telekom.com/en/company/data-privacy-and-security/news/advisories-504842Vendor Advisory
• https://github.com/matrixssl/matrixssl/blob/4-6-0-open/doc/CHANGES_v4.x.mdRelease Notes, Third Party Advisory
• https://github.com/matrixssl/matrixssl/security/advisories/GHSA-fmwc-gwc5-2g29Third Party Advisory
• https://www.telekom.com/en/company/data-privacy-and-security/news/advisories-504842Vendor Advisory

Published

Jan 9, 2023

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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