What is RHSA-2026:20357?

RHSA-2026:20357 is a security advisory published by Red Hat Product Security with Medium severity. Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

Which CVE IDs does RHSA-2026:20357 cover?

RHSA-2026:20357 covers the following CVE IDs: CVE-2026-42923, CVE-2026-42960, CVE-2026-32792. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of RHSA-2026:20357?

RHSA-2026:20357 has a CVSS v3 base score of 5.9, published by Red Hat Product Security.

RHSA-2026:20357MediumCVSS 5.9

Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

Vendor

Red Hat Product Security

Published

May 23, 2026

Last Modified

July 2, 2026

🔗 CVE IDs covered (3)

CVE-2026-42923 →CVE-2026-42960 →CVE-2026-32792 →

📋 Description

CVE-2026-32792 — unbound: Packet of death with DNSCrypt CVE-2026-42923 — unbound: Unbound DNSSEC Validator NSEC3 Hash Calculation Limit Bypass via Negative Cache Code Path Leading to DoS CVE-2026-42960 — unbound: Unbound DNS Cache Poisoning via Promiscuous Additional Section RRSet Acceptance

🔗 References (8)

selfhttps://access.redhat.com/errata/RHSA-2026:20357
externalhttps://images.redhat.com/
externalhttps://access.redhat.com/security/cve/CVE-2026-32792
externalhttps://access.redhat.com/security/updates/classification/
externalhttps://access.redhat.com/security/cve/CVE-2026-42960
externalhttps://access.redhat.com/security/cve/CVE-2026-42923
externalhttps://access.redhat.com/security/cve/CVE-2026-40622
selfhttps://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_20357.json