SB2010090801 - Privilege escalation in Linux kernel
Published: September 8, 2010 Updated: January 4, 2017
Security Bulletin ID
SB2010090801
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Privilege escalation (CVE-ID: CVE-2010-3081)
The vulnerability allows a local user to escalate privileges.The vulnerability exists due to improper allocation of userspace memory required for the 32-bit compatibility layer within compat_alloc_user_space() function in include/asm/compat.h file on on 64-bit platforms. A local user can call compat_mc_getsockopt() function and gain control over vulnerable system.
Successful exploitation of the vulnerability allows a local non-privileged user to gain root privileges.
Remediation
Install update from vendor's website.