# CVE-2022-0995: Linux Kernel Out-of-Bounds Write Vulnerability

> CVE-2022-0995: Linux Kernel Out-of-Bounds Write Vulnerability. CVSS 7.8 (CVSS 3.1), in CISA KEV.

Canonical: https://rewindex.com/cve/CVE-2022-0995
Last updated: 2026-08-27T04:16:39Z

- Published: 2022-03-25 18:03 UTC · Updated: 2026-08-27 04:16 UTC · Assigner: redhat
- CVSS: 7.8 (CVSS 3.1) · Severity: High · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS: 8.9%, 95th percentile (scored 2026-10-25)
- CISA KEV: yes, added 2026-08-26, federal due date 2026-08-29, ransomware use: Unknown
- CWE: CWE-787

## Description

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.

## 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.

## Affected vendors and products

- n/a: kernel

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2022-0995)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2022-0995)
- [http://packetstormsecurity.com/files/166770/Linux-watch\_queue-Filter-Out-Of-Bounds-Write.html](http://packetstormsecurity.com/files/166770/Linux-watch_queue-Filter-Out-Of-Bounds-Write.html)
- [http://packetstormsecurity.com/files/166815/Watch-Queue-Out-Of-Bounds-Write.html](http://packetstormsecurity.com/files/166815/Watch-Queue-Out-Of-Bounds-Write.html)
- [https://bugzilla.redhat.com/show\_bug.cgi?id=2063786](https://bugzilla.redhat.com/show_bug.cgi?id=2063786)
- [https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=93ce93587d36493f2f86921fa79921b3cba63fbb](https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=93ce93587d36493f2f86921fa79921b3cba63fbb)
- [https://security.netapp.com/advisory/ntap-20220429-0001/](https://security.netapp.com/advisory/ntap-20220429-0001/)

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_Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_


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Canonical: https://rewindex.com/cve/CVE-2022-0995 · Markdown: https://rewindex.com/cve/CVE-2022-0995.md · JSON: https://rewindex.com/api/v1/cves/CVE-2022-0995 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T02:05:44.986Z