What is RHSA-2026:19711?

RHSA-2026:19711 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-2026:19711 cover?

RHSA-2026:19711 covers the following CVE IDs: CVE-2026-31532, CVE-2026-46300, CVE-2026-46333. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of RHSA-2026:19711?

RHSA-2026:19711 has a CVSS v3 base score of 7.8, published by Red Hat Product Security.

RHSA-2026:19711HighCVSS 7.8

Red Hat Security Advisory: kernel-rt security update

Vendor

Red Hat Product Security

Published

May 20, 2026

Last Modified

May 28, 2026

🔗 CVE IDs covered (3)

CVE-2026-31532 →CVE-2026-46300 →CVE-2026-46333 →

📋 Description

CVE-2026-31532 — kernel: can: raw: fix ro->uniq use-after-free in raw_rcv() CVE-2026-46300 — kernel: "Fragnesia" is a variant of Dirty Frag vulnerability in the ESP/XFRM leading to Local Privilege Escalation (LPE) vulnerability in the Linux kernel CVE-2026-46333 — kernel: Read root-owned files as an unprivileged user

🔗 References (6)

selfhttps://access.redhat.com/errata/RHSA-2026:19711
externalhttps://access.redhat.com/security/updates/classification/#important
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2461107
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2477015
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2477802
selfhttps://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_19711.json