SB2016101803 - Red Hat update for kernel
Published: October 18, 2016
Security Bulletin ID
SB2016101803
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) Data handling (CVE-ID: CVE-2016-4470)
The vulnerability allows a local attacker to cause DoS condition on the target system.The weakness exists in the key_reject_and_link function in security/keys/key.c due to it does not ensure that a certain data structure is initialized. A local attacker can cause the service to crash via vectors involving a crafted keyctl request2 command.
Remediation
Install update from vendor's website.