What is RHSA-2022:4835?

RHSA-2022:4835 is a security advisory published by Red Hat Product Security with High severity. Red Hat Security Advisory: kernel-rt security and bug fix update

Which CVE IDs does RHSA-2022:4835 cover?

RHSA-2022:4835 covers the following CVE IDs: CVE-2021-20322, CVE-2022-27666, CVE-2021-4037. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of RHSA-2022:4835?

RHSA-2022:4835 has a CVSS v3 base score of 7.8, published by Red Hat Product Security.

RHSA-2022:4835HighCVSS 7.8

Red Hat Security Advisory: kernel-rt security and bug fix update

Vendor

Red Hat Product Security

Published

May 31, 2022

Last Modified

June 25, 2026

🔗 CVE IDs covered (3)

CVE-2021-20322 →CVE-2022-27666 →CVE-2021-4037 →

📋 Description

CVE-2021-4037 — kernel: security regression for CVE-2018-13405 CVE-2021-20322 — kernel: new DNS Cache Poisoning Attack based on ICMP fragment needed packets replies CVE-2022-27666 — kernel: buffer overflow in IPsec ESP transformation code

🔗 References (6)

selfhttps://access.redhat.com/errata/RHSA-2022:4835
externalhttps://access.redhat.com/security/updates/classification/#important
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2014230
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2027239
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2061633
selfhttps://security.access.redhat.com/data/csaf/v2/advisories/2022/rhsa-2022_4835.json