SB2020021225 - Resource exhaustion in Linux kernel
Published: February 12, 2020 Updated: July 17, 2020
Security Bulletin ID
SB2020021225
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Resource exhaustion (CVE-ID: CVE-2012-0810)
The vulnerability allows a local authenticated user to perform a denial of service (DoS) attack.
The int3 handler in the Linux kernel before 3.3 relies on a per-CPU debug stack, which allows local users to cause a denial of service (stack corruption and panic) via a crafted application that triggers certain lock contention.
Remediation
Install update from vendor's website.