What is RHSA-2026:6940?

RHSA-2026:6940 is a security advisory published by Red Hat Product Security with Medium severity. Red Hat Security Advisory: kernel security update

Which CVE IDs does RHSA-2026:6940 cover?

RHSA-2026:6940 covers the following CVE IDs: CVE-2025-38180, CVE-2026-23231. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of RHSA-2026:6940?

RHSA-2026:6940 has a CVSS v3 base score of 7.5, published by Red Hat Product Security.

RHSA-2026:6940MediumCVSS 7.5

Red Hat Security Advisory: kernel security update

Vendor

Red Hat Product Security

Published

April 8, 2026

Last Modified

June 8, 2026

🔗 CVE IDs covered (2)

CVE-2025-38180 →CVE-2026-23231 →

📋 Description

CVE-2025-38180 — kernel: Linux kernel: Use-After-Free vulnerability in ATM subsystem CVE-2026-23231 — kernel: kernel: Privilege escalation or denial of service via use-after-free in nf_tables_addchain()

🔗 References (5)

selfhttps://access.redhat.com/errata/RHSA-2026:6940
externalhttps://access.redhat.com/security/updates/classification/#moderate
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2376376
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2444376
selfhttps://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_6940.json