What is RHSA-2026:28742?

RHSA-2026:28742 is a security advisory published by Red Hat Product Security with Critical severity. Red Hat Security Advisory: kpatch-patch-6_12_0-211_16_1 security update

Which CVE IDs does RHSA-2026:28742 cover?

RHSA-2026:28742 covers the following CVE IDs: CVE-2026-43037. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of RHSA-2026:28742?

RHSA-2026:28742 has a CVSS v3 base score of 8.8, published by Red Hat Product Security.

RHSA-2026:28742CriticalCVSS 8.8

Red Hat Security Advisory: kpatch-patch-6_12_0-211_16_1 security update

Vendor

Red Hat Product Security

Published

June 24, 2026

Last Modified

June 24, 2026

🔗 CVE IDs covered (1)

CVE-2026-43037 →

📋 Description

CVE-2026-43037 — kernel: ip6_tunnel: clear skb2->cb[] in ip4ip6_err()

🔗 References (4)

selfhttps://access.redhat.com/errata/RHSA-2026:28742
externalhttps://access.redhat.com/security/updates/classification/#critical
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2464351
selfhttps://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_28742.json