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

High · CVSS 7.8 (CVSS 3.1)KEV known exploitedEPSS 8.9%, 95th percentilePublished Updated Assigner: redhat

In CISA’s Known Exploited Vulnerabilities catalog: Linux Kernel Out-of-Bounds Write Vulnerability.

Added , federal remediation due . Known 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.

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.

Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H · CWE-787

Status incidents that name it

No tracked status incident names this CVE.

Affected vendors and products

kernel

References

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