SB2019062520 - Arch Linux update for vlc 



SB2019062520 - Arch Linux update for vlc

Published: June 25, 2019 Updated: June 25, 2019

Security Bulletin ID SB2019062520
Severity
High
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Buffer overflow (CVE-ID: CVE-2019-5439)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing media files in libavi_plugin. A remote attacker can create a specially crafted Office document, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.

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


2) Double Free (CVE-ID: CVE-2019-12874)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing MKV files in zlib_decompress_extra() function in modules/demux/mkv/util.cpp. A remote attacker can create a specially crafted MKV file, trick the victim into opening it, trigger double free error and execute arbitrary code on the target system.

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


Remediation

Install update from vendor's website.