What is RHSA-2026:8921?

RHSA-2026:8921 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-2026:8921 cover?

RHSA-2026:8921 covers the following CVE IDs: CVE-2025-39766, CVE-2025-68741. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of RHSA-2026:8921?

RHSA-2026:8921 has a CVSS v3 base score of 7.3, published by Red Hat Product Security.

RHSA-2026:8921HighCVSS 7.3

Red Hat Security Advisory: kernel security update

Vendor

Red Hat Product Security

Published

April 20, 2026

Last Modified

May 27, 2026

🔗 CVE IDs covered (2)

CVE-2025-39766 →CVE-2025-68741 →

📋 Description

CVE-2025-39766 — kernel: net/sched: Make cake_enqueue return NET_XMIT_CN when past buffer_limit CVE-2025-68741 — kernel: scsi: qla2xxx: Fix improper freeing of purex item

🔗 References (5)

selfhttps://access.redhat.com/errata/RHSA-2026:8921
externalhttps://access.redhat.com/security/updates/classification/#important
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2394648
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2425046
selfhttps://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_8921.json