Dual-Algorithm CertificateVerify out-of-bounds read. When processing a dual-algorithm CertificateVerify message, an out-of-bounds read can occur on crafted input. This can only occur when --enable-experimental and --enable-dual-alg-certs is used when building wolfSSL.
History

Wed, 29 Apr 2026 14:00:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:wolfssl:wolfssl:*:*:*:*:*:*:*:*
Metrics cvssV3_1

{'score': 9.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H'}


Fri, 10 Apr 2026 15:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Fri, 10 Apr 2026 09:00:00 +0000

Type Values Removed Values Added
First Time appeared Wolfssl
Wolfssl wolfssl
Vendors & Products Wolfssl
Wolfssl wolfssl

Thu, 09 Apr 2026 23:30:00 +0000

Type Values Removed Values Added
Description Dual-Algorithm CertificateVerify out-of-bounds read. When processing a dual-algorithm CertificateVerify message, an out-of-bounds read can occur on crafted input. This can only occur when --enable-experimental and --enable-dual-alg-certs is used when building wolfSSL.
Title OOB Read in DoTls13CertificateVerify with WOLFSSL_DUAL_ALG_CERTS
Weaknesses CWE-125
References
Metrics cvssV4_0

{'score': 6.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: wolfSSL

Published: 2026-04-09T23:02:28.747Z

Updated: 2026-04-10T15:02:58.096Z

Reserved: 2026-04-01T23:11:41.235Z

Link: CVE-2026-5393

cve-icon Vulnrichment

Updated: 2026-04-10T15:02:55.309Z

cve-icon NVD

Status : Analyzed

Published: 2026-04-10T00:16:35.750

Modified: 2026-04-29T13:58:55.690

Link: CVE-2026-5393

cve-icon Redhat

No data.