CVE-2022-0995

linux: An out-of-bounds (OOB) memory write flaw was found in the Linux kernel’s watch_queue event notification subsystem

CVE-2022-0995 is fixed in linux on 1 platform, first by DEBIAN-CVE-2022-0995, released March 25, 2022. It is being exploited: CISA added it to the Known Exploited Vulnerabilities catalog on August 26, 2026. Patch Radar priority: Patch now.

Patch nowCISA KEV

CVSS

7.8

high

Exploitation

Exploited

Listed by CISA

CISA KEV

Aug 26, 2026

Federal due date Aug 29, 2026

EPSS

0.0886

95th percentile

An out-of-bounds (OOB) memory write flaw was found in the Linux kernel’s watch_queue event notification subsystem. This flaw can overwrite parts of the kernel state, potentially allowing a local user to gain privileged access or cause a denial of service on the system.

Where it's fixed

Product	Fixed in	Fix	Released
Linux
linux · Debian 12.15 (bookworm)	5.16.18-1	DEBIAN-CVE-2022-0995	Mar 25, 2022
linux · Debian 13.5 (trixie)	5.16.18-1	DEBIAN-CVE-2022-0995	Mar 25, 2022
linux · Debian 14	5.16.18-1	DEBIAN-CVE-2022-0995	Mar 25, 2022

Details

Published
March 25, 2022
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CISA required action
Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.

For tools and AI agents

This page as data: JSON · Markdown

Link to this page

If this page saved you time, a link to it in your ticket, advisory or write-up helps others find it.

HTML

<a href="https://patchblox.com/security/cve/CVE-2022-0995">CVE-2022-0995 on Patchblox Patch Radar</a>

Reusing the data? How to credit Patch Radar.

Is this on your machines?

Patchblox finds every install below the fixed version on Windows, macOS and Linux, and updates them through your release rings.

Get a demo

Patch Radar data is free to use with attribution. Terms and how to credit it.

Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.