SB2019012903 - OpenSUSE Linux update for systemd



SB2019012903 - OpenSUSE Linux update for systemd

Published: January 29, 2019

Security Bulletin ID SB2019012903
Severity
Low
Patch available
YES
Number of vulnerabilities 4
Exploitation vector Local access
Highest impact Code execution

Breakdown by Severity

Low 100%
  • 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) Symlink attack (CVE-ID: CVE-2018-6954)

The vulnerability allows a local attacker to launch symlink attack on the target system.

The weakness exists in the systemd-tmpfiles feature due to improper handling of symlinks in nonterminal path components. A local attacker can gain unauthorized access to arbitrary files.

Remediation

Install update from vendor's website.