CVE-2022-0185 — Linux Kernel Heap-Based Buffer Overflow Vulnerability

provenance: imported · CVE: CVE-2022-0185

CVE-2022-0185: Linux Kernel Heap-Based Buffer Overflow Vulnerability

CISA Known Exploited Vulnerability (KEV)


Vendor / project	Linux
Product	Kernel
Date added	2024-08-21
Due date	2024-09-11
Ransomware campaign use	Unknown

Description

Linux kernel contains a heap-based buffer overflow vulnerability in the legacy_parse_param function in the Filesystem Context functionality. This allows an attacker to open a filesystem that does not support the Filesystem Context API and ultimately escalate privileges.

Required action (CISA)

Apply updates per vendor instructions or discontinue use of the product if updates are unavailable.

Notes

This vulnerability affects a common open-source component, third-party library, or a protocol used by different products. For more information, please see: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit?id=722d94847de2; https://nvd.nist.gov/vuln/detail/CVE-2022-0185

References

NVD: https://nvd.nist.gov/vuln/detail/CVE-2022-0185
KEV catalog: https://www.cisa.gov/known-exploited-vulnerabilities-catalog

concept/cve-anatomy