What is RHSA-2026:14869?

RHSA-2026:14869 is a security advisory published by Red Hat Product Security with High severity. Red Hat Security Advisory: kernel-rt security update

Which CVE IDs does RHSA-2026:14869 cover?

RHSA-2026:14869 covers the following CVE IDs: CVE-2026-23191, CVE-2026-31402, CVE-2018-16885, CVE-2025-40240. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of RHSA-2026:14869?

RHSA-2026:14869 has a CVSS v3 base score of 7.8, published by Red Hat Product Security.

RHSA-2026:14869HighCVSS 7.8

Red Hat Security Advisory: kernel-rt security update

Vendor

Red Hat Product Security

Published

May 7, 2026

Last Modified

July 8, 2026

🔗 CVE IDs covered (4)

CVE-2026-23191 →CVE-2026-31402 →CVE-2018-16885 →CVE-2025-40240 →

📋 Description

CVE-2018-16885 — kernel: out-of-bound read in memcpy_fromiovecend() CVE-2025-40240 — kernel: sctp: avoid NULL dereference when chunk data buffer is missing CVE-2026-23191 — kernel: ALSA: aloop: Fix racy access at PCM trigger CVE-2026-31402 — kernel: nfsd: fix heap overflow in NFSv4.0 LOCK replay cache

🔗 References (7)

selfhttps://access.redhat.com/errata/RHSA-2026:14869
externalhttps://access.redhat.com/security/updates/classification/#important
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=1661503
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2418832
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2439947
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2454844
selfhttps://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_14869.json