What is RHSA-2026:19752?

RHSA-2026:19752 is a security advisory published by Red Hat Product Security with High severity. Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

Which CVE IDs does RHSA-2026:19752 cover?

RHSA-2026:19752 covers the following CVE IDs: CVE-2026-33278, CVE-2026-42944, CVE-2026-42959, CVE-2026-44608. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of RHSA-2026:19752?

RHSA-2026:19752 has a CVSS v3 base score of 8.1, published by Red Hat Product Security.

RHSA-2026:19752HighCVSS 8.1

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

Vendor

Red Hat Product Security

Published

May 20, 2026

Last Modified

May 29, 2026

🔗 CVE IDs covered (4)

CVE-2026-33278 →CVE-2026-42944 →CVE-2026-42959 →CVE-2026-44608 →

📋 Description

CVE-2026-33278 — unbound: Unbound DNSSEC Validator Use-After-Free via Deep Copy Pointer Overwrite Leading to DoS and Possible Remote Code Execution CVE-2026-42944 — unbound: Heap overflow and crash with multiple nsid, cookie, padding EDNS options CVE-2026-42959 — unbound: Unbound DNSSEC Validator Denial of Service via Incorrect Write Offset Counter in Chase-Reply Messages CVE-2026-44608 — unbound: Unbound: Denial of Service due to locking inconsistency during RPZ XFR reload

🔗 References (8)

selfhttps://access.redhat.com/errata/RHSA-2026:19752
externalhttps://images.redhat.com/
externalhttps://access.redhat.com/security/cve/CVE-2026-42959
externalhttps://access.redhat.com/security/updates/classification/
externalhttps://access.redhat.com/security/cve/CVE-2026-33278
externalhttps://access.redhat.com/security/cve/CVE-2026-42944
externalhttps://access.redhat.com/security/cve/CVE-2026-44608
selfhttps://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_19752.json