SB2025072862 - OpenBSD update for X.org Server



SB2025072862 - OpenBSD update for X.org Server

Published: July 28, 2025

Security Bulletin ID SB2025072862
CSH 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 vulnerability.


1) Integer overflow (CVE-ID: CVE-2025-49176)

CWE-ID: CWE-190 - Integer overflow

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear


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

The vulnerability exists due to integer overflow in Big Requests Extension. A local user can trigger an integer overflow and execute arbitrary code with elevated privileges.



Remediation

Install update from vendor's website.