SB2017103023 - Fedora 25 update for kernel
Published: October 30, 2017 Updated: April 24, 2025
Security Bulletin ID
SB2017103023
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) Race condition (CVE-ID: CVE-2017-15951)
The vulnerability allows a local attacker to cause DoS condition on the target system.The weakness exists due to the KEYS subsystem does not correctly synchronize the actions of updating versus finding a key in the "negative" state. A local attacker can make a specially crafted system calls, trigger race condition and cause the service to crash.
Successful exploitation of the vulnerability results in denial of service.
Remediation
Install update from vendor's website.