What is RHSA-2026:4188?

RHSA-2026:4188 is a security advisory published by Red Hat Product Security with Medium severity. Red Hat Security Advisory: gnutls security update

Which CVE IDs does RHSA-2026:4188 cover?

RHSA-2026:4188 covers the following CVE IDs: CVE-2025-9820, CVE-2025-14831. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of RHSA-2026:4188?

RHSA-2026:4188 has a CVSS v3 base score of 5.3, published by Red Hat Product Security.

RHSA-2026:4188MediumCVSS 5.3

Red Hat Security Advisory: gnutls security update

Vendor

Red Hat Product Security

Published

March 10, 2026

Last Modified

June 25, 2026

🔗 CVE IDs covered (2)

CVE-2025-9820 →CVE-2025-14831 →

📋 Description

CVE-2025-9820 — gnutls: Stack-based Buffer Overflow in gnutls_pkcs11_token_init() Function CVE-2025-14831 — gnutls: GnuTLS: Denial of Service via excessive resource consumption during certificate verification

🔗 References (5)

selfhttps://access.redhat.com/errata/RHSA-2026:4188
externalhttps://access.redhat.com/security/updates/classification/#moderate
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2392528
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2423177
selfhttps://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_4188.json