What is RHSA-2026:36186?

RHSA-2026:36186 is a security advisory published by Red Hat Product Security with High severity. Red Hat Security Advisory: kernel security update

Which CVE IDs does RHSA-2026:36186 cover?

RHSA-2026:36186 covers the following CVE IDs: CVE-2026-43074, CVE-2026-46242. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of RHSA-2026:36186?

RHSA-2026:36186 has a CVSS v3 base score of 7.3, published by Red Hat Product Security.

RHSA-2026:36186HighCVSS 7.3

Red Hat Security Advisory: kernel security update

Vendor

Red Hat Product Security

Published

July 7, 2026

Last Modified

July 8, 2026

🔗 CVE IDs covered (2)

CVE-2026-43074 →CVE-2026-46242 →

📋 Description

CVE-2026-43074 — kernel: eventpoll: defer struct eventpoll free to RCU grace period CVE-2026-46242 — kernel: eventpoll: fix ep_remove struct eventpoll / struct file UAF

🔗 References (8)

selfhttps://access.redhat.com/errata/RHSA-2026:36186
externalhttps://docs.redhat.com/en/documentation/red_hat_enterprise_linux_for_nvidia/26.01/html/26.01_release_notes/index
externalhttps://access.redhat.com/security/updates/classification/#important
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2467019
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2483519
externalhttps://issues.redhat.com/browse/VOYAGER-1233
externalhttps://issues.redhat.com/browse/VOYAGER-1238
selfhttps://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_36186.json