SB2017090807 - Privilege escalation in NetBSD



SB2017090807 - Privilege escalation in NetBSD

Published: September 19, 2017

Security Bulletin ID SB2017090807
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) Race condition (CVE-ID: N/A)

The vulnerability allows a local attacker to gain elevated privileges or cause DoS condition on the target system.

The weakness exists due to a missing check in the trap handler and the Linux compatibility layer. A local attacker can trigger race condition, cause the userland kernel space to panic and gain elevated privileges or cause the system to crash.

Remediation

Install update from vendor's website.