What is RHSA-2026:25908?

RHSA-2026:25908 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-2026:25908 cover?

RHSA-2026:25908 covers the following CVE IDs: CVE-2024-56603, CVE-2024-56645, CVE-2026-46243. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of RHSA-2026:25908?

RHSA-2026:25908 has a CVSS v3 base score of 7.8, published by Red Hat Product Security.

RHSA-2026:25908HighCVSS 7.8

Red Hat Security Advisory: kernel security update

Vendor

Red Hat Product Security

Published

June 15, 2026

Last Modified

June 17, 2026

🔗 CVE IDs covered (3)

CVE-2024-56603 →CVE-2024-56645 →CVE-2026-46243 →

📋 Description

CVE-2024-56603 — kernel: net: af_can: do not leave a dangling sk pointer in can_create() CVE-2024-56645 — kernel: can: j1939: j1939_session_new(): fix skb reference counting CVE-2026-46243 — kernel: Linux kernel: smb: client: reject userspace cifs.spnego descriptions

🔗 References (6)

selfhttps://access.redhat.com/errata/RHSA-2026:25908
externalhttps://access.redhat.com/security/updates/classification/#important
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2334439
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2334560
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2481486
selfhttps://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_25908.json