What is RHSA-2026:18772?

RHSA-2026:18772 is a security advisory published by Red Hat Product Security with Medium severity. Red Hat Security Advisory: qemu-kvm security update

Which CVE IDs does RHSA-2026:18772 cover?

RHSA-2026:18772 covers the following CVE IDs: CVE-2025-11234. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of RHSA-2026:18772?

RHSA-2026:18772 has a CVSS v3 base score of 7.5, published by Red Hat Product Security.

RHSA-2026:18772MediumCVSS 7.5

Red Hat Security Advisory: qemu-kvm security update

Vendor

Red Hat Product Security

Published

May 19, 2026

Last Modified

July 12, 2026

🔗 CVE IDs covered (1)

CVE-2025-11234 →

📋 Description

CVE-2025-11234 — qemu-kvm: VNC WebSocket handshake use-after-free

🔗 References (13)

selfhttps://access.redhat.com/errata/RHSA-2026:18772
externalhttps://docs.redhat.com/en/documentation/red_hat_enterprise_linux/9/html/9.8_release_notes/index
externalhttps://access.redhat.com/security/updates/classification/#moderate
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2401209
externalhttps://issues.redhat.com/browse/RHEL-119369
externalhttps://issues.redhat.com/browse/RHEL-120257
externalhttps://issues.redhat.com/browse/RHEL-126593
externalhttps://issues.redhat.com/browse/RHEL-129949
externalhttps://issues.redhat.com/browse/RHEL-131144
externalhttps://issues.redhat.com/browse/RHEL-139057
externalhttps://issues.redhat.com/browse/RHEL-151679
externalhttps://issues.redhat.com/browse/RHEL-67115
selfhttps://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_18772.json