SB2023041153 - Red Hat Enterprise Linux 7.6 Advanced Update Support update for kernel 



SB2023041153 - Red Hat Enterprise Linux 7.6 Advanced Update Support update for kernel

Published: April 11, 2023

Security Bulletin ID SB2023041153
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Local access
Highest impact Code execution

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Stack-based buffer overflow (CVE-ID: CVE-2022-4378)

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a boundary error within the __do_proc_dointvec() function. A local user can trigger a stack-based buffer overflow and execute arbitrary code with elevated privileges.


Remediation

Install update from vendor's website.