What is RHSA-2022:0186?

RHSA-2022:0186 is a security advisory published by Red Hat Product Security with High severity. Red Hat Security Advisory: kernel security, bug fix, and enhancement update

Which CVE IDs does RHSA-2022:0186 cover?

RHSA-2022:0186 covers the following CVE IDs: CVE-2021-4154, CVE-2021-4155, CVE-2022-0185. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of RHSA-2022:0186?

RHSA-2022:0186 has a CVSS v3 base score of 8.8, published by Red Hat Product Security.

RHSA-2022:0186HighCVSS 8.8

Red Hat Security Advisory: kernel security, bug fix, and enhancement update

Vendor

Red Hat Product Security

Published

January 19, 2022

Last Modified

June 25, 2026

🔗 CVE IDs covered (3)

CVE-2021-4154 →CVE-2021-4155 →CVE-2022-0185 →

📋 Description

CVE-2021-4154 — kernel: local privilege escalation by exploiting the fsconfig syscall parameter leads to container breakout CVE-2021-4155 — kernel: xfs: raw block device data leak in XFS_IOC_ALLOCSP IOCTL CVE-2022-0185 — kernel: fs_context: heap overflow in legacy parameter handling

🔗 References (6)

selfhttps://access.redhat.com/errata/RHSA-2022:0186
externalhttps://access.redhat.com/security/updates/classification/#important
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2034514
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2034813
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2040358
selfhttps://security.access.redhat.com/data/csaf/v2/advisories/2022/rhsa-2022_0186.json