VULNERABILITY INTELLIGENCE

CVE-2022-4378

CVSS score7.8 HIGH
EPSS probability0.44%
CISA KEVNot currently listed
Published2023-01-05
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Description

A stack overflow flaw was found in the Linux kernel's SYSCTL subsystem in how a user changes certain kernel parameters and variables. This flaw allows a local user to crash or potentially escalate their privileges on the system.

Weakness classification

  • CWE-131: Incorrect Calculation of Buffer Size
  • CWE-787: Out-of-bounds Write

Primary references