SB2018022223 - Denial of service in Linux Kernel
Published: February 22, 2018
Security Bulletin ID
SB2018022223
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) Memory corruption (CVE-ID: CVE-2017-18193)
The vulnerability allows a local attacker to cause DoS condition on the target system.The weakness exists in the fs/f2fs/extent_cache.c source code due to improper handling of extent trees. A local attacker can use an application with multiple threads, trigger memory corruption and cause the service to crash.
Remediation
Install update from vendor's website.