CVEvulnerability

CVE-2022-0995

7.8 HIGH Known exploited Published 2022-03-25 Modified 2026-08-27 Official page ↗

CISA Known Exploited Vulnerability

Linux Kernel Out-of-Bounds Write Vulnerability — Linux Kernel

Linux Kernel contains an out-of-bounds memory write vulnerability which could allow a local user to gain privileged access or cause a denial of service on the system.

Added to KEV
2026-08-26
Remediation due
2026-08-29
Ransomware use
Unknown
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.
Notes
This vulnerability affects an open-source component, third-party library, protocol, or proprietary implementation that could be used by different products. For more information, please see: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=93ce93587d36493f2f86921fa79921b3cba63fbb ; BOD 26-04: https://www.cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk ; Forensics Triage Requirements: https://www.cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk ; https://nvd.nist.gov/vuln/detail/CVE-2022-0995
Status
Analyzed
Published
2022-03-25
Last modified
2026-08-27
Assigner
[email protected]
CVSS 3.1 ([email protected])
7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0 ([email protected])
7.2 HIGH — AV:L/AC:L/Au:N/C:C/I:C/A:C
Weaknesses
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.

Affected configurations

• linux linux kernel (>= 5.8 < 5.10.106) • linux linux kernel (>= 5.11 < 5.15.29) • linux linux kernel (>= 5.16 < 5.16.5) • linux linux kernel 5.17 • fedoraproject fedora 35 • netapp h300e firmware • netapp h300s firmware • netapp h410c firmware • netapp h410s firmware • netapp h500e firmware • netapp h500s firmware • netapp h610c firmware • netapp h610s firmware • netapp h615c firmware • netapp h700e firmware • netapp h700s firmware

Related

Weakness · CWE (1)

  • CWE-787 Out-of-bounds Write weakness

References