SB2019031007 - Gentoo update for systemd
Published: March 10, 2019
Security Bulletin ID
SB2019031007
Severity
Low
Patch available
YES
Number of vulnerabilities
4
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 4 secuirty vulnerabilities.
1) Memory corruption (CVE-ID: CVE-2018-16864)
The vulnerability allows a local attacker to gain elevated privileges on the target system.The weakness exists due to boundary error when handling malicious input. A local attacker can run a specially crafted application, trigger memory corruption and gain elevated privileges to conduct further attacks.
2) Memory corruption (CVE-ID: CVE-2018-16865)
The vulnerability allows a local attacker to gain elevated privileges on the target system.The weakness exists due to boundary error when handling malicious input. A local attacker can run a specially crafted application, trigger memory corruption and gain elevated privileges to conduct further attacks.
3) Out-of-bounds read (CVE-ID: CVE-2018-16866)
The vulnerability allows a local attacker to obtain potentially sensitive information on the target system.The weakness exists due to out-of-bounds read when handling malicious input. A local attacker can run a specially crafted application and access memory processes data.
4) Input validation error (CVE-ID: CVE-2019-6454)
The vulnerability allows a local unauthenticated attacker to cause DoS condition on the target system.The weakness exists due to incorrect handling of certain D-Bus messages. A local attacker can supply specially crafted D-Bus messages to crash the init process, resulting in a system denial-of-service (kernel panic).
Remediation
Install update from vendor's website.