Red Hat Security Advisory

RHSA-2026:57021

Red Hat Hardened Images RPMs bug fix and enhancement update

Released 2026-08-19 · Red Hat rating Important · View on Red Hat →

Fixed in

Red Hat Hardened Images openssl3-1:3.5.7-2.2.hum1@src, openssl3-devel-1:3.5.7-2.2.hum1@aarch64, openssl3-devel-1:3.5.7-2.2.hum1@x86_64 +4

Fixes 1 record

TI-2026-39657 CVE-2026-54876 · GHSA-5cfw-78wc-wvjq

Client-Side Memory Leak in OCSP Response Checking

LOW 39

Issue summary: A malicious TLS server can cause a memory leak in a TLS client that has enabled OCSP response checking by sending an OCSP response that contains no single response entries.

CVSS 3.1HIGH 7.5 Network No auth No interaction EPSS 0.00497 Published 2026-08-05 Partial fix · 4.0.2, 3.6.4 CWE-401