What is RHSA-2026:22111?

RHSA-2026:22111 is a security advisory published by Red Hat Product Security with High severity. Red Hat Security Advisory: ovn25.09 security update

Which CVE IDs does RHSA-2026:22111 cover?

RHSA-2026:22111 covers the following CVE IDs: CVE-2026-5265, CVE-2026-5367. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of RHSA-2026:22111?

RHSA-2026:22111 has a CVSS v3 base score of 8.6, published by Red Hat Product Security.

RHSA-2026:22111HighCVSS 8.6

Red Hat Security Advisory: ovn25.09 security update

Vendor

Red Hat Product Security

Published

June 1, 2026

Last Modified

June 17, 2026

🔗 CVE IDs covered (2)

CVE-2026-5265 →CVE-2026-5367 →

📋 Description

CVE-2026-5265 — ovn: ovn: Heap Over-Read in ICMP Error Response Generation CVE-2026-5367 — ovn: OVN: Information disclosure via crafted DHCPv6 packets

🔗 References (12)

selfhttps://access.redhat.com/errata/RHSA-2026:22111
externalhttps://access.redhat.com/security/updates/classification/#important
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2453458
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2455863
externalhttps://issues.redhat.com/browse/FDP-3260
externalhttps://issues.redhat.com/browse/FDP-3261
externalhttps://issues.redhat.com/browse/FDP-3486
externalhttps://issues.redhat.com/browse/FDP-3502
externalhttps://issues.redhat.com/browse/FDP-3539
externalhttps://issues.redhat.com/browse/FDP-3603
externalhttps://issues.redhat.com/browse/FDP-3699
selfhttps://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_22111.json