SB2018081438 - Debian update for gdm3

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Main Vulnerability Database SB2018081438

SB2018081438 - Debian update for gdm3

Published: August 17, 2018 Updated: August 17, 2018

Security Bulletin ID SB2018081438
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Local access
Highest impact Code execution

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Use-after-free error (CVE-ID: CVE-2018-14424)

The vulnerability allows a local attacker to gain elevated privileges on the target system.

The vulnerability exists due to use-after-free error when unproper unexporting of display objects from its D-Bus interface when they are destroyed. A local attacker can use a specially crafted sequence of D-Bus method calls, trigger memory corruption and cause the service to crash or execute arbitrary code with elevated privileges.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


Remediation

Install update from vendor's website.

References