What is RHSA-2025:19440?

RHSA-2025:19440 is a security advisory published by Red Hat Product Security with Medium severity. Red Hat Security Advisory: kernel-rt security update

Which CVE IDs does RHSA-2025:19440 cover?

RHSA-2025:19440 covers the following CVE IDs: CVE-2023-53226, CVE-2023-53257, CVE-2025-39864. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of RHSA-2025:19440?

RHSA-2025:19440 has a CVSS v3 base score of 7.5, published by Red Hat Product Security.

RHSA-2025:19440MediumCVSS 7.5

Red Hat Security Advisory: kernel-rt security update

Vendor

Red Hat Product Security

Published

November 3, 2025

Last Modified

June 29, 2026

🔗 CVE IDs covered (3)

CVE-2023-53226 →CVE-2023-53257 →CVE-2025-39864 →

📋 Description

CVE-2023-53226 — kernel: wifi: mwifiex: Fix OOB and integer underflow when rx packets CVE-2023-53257 — kernel: wifi: mac80211: check S1G action frame size CVE-2025-39864 — kernel: wifi: cfg80211: fix use-after-free in cmp_bss()

🔗 References (6)

selfhttps://access.redhat.com/errata/RHSA-2025:19440
externalhttps://access.redhat.com/security/updates/classification/#moderate
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2395253
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2395420
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2396934
selfhttps://security.access.redhat.com/data/csaf/v2/advisories/2025/rhsa-2025_19440.json