SB2020093020 - Red Hat Enterprise Linux 7 update for systemd
Published: September 30, 2020
Security Bulletin ID
SB2020093020
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 leak (CVE-ID: CVE-2019-20386)
The vulnerability allows a local user to perform DoS attack on the target system.
The vulnerability exists due memory leak in button_open() function in login/logind-button.c in systemd. A remote attacker can execute the udevadm trigger command and perform denial of service attack.
Remediation
Install update from vendor's website.