SB2019081683 - Infinite loop in ffmpeg (Alpine package) 



SB2019081683 - Infinite loop in ffmpeg (Alpine package)

Published: August 16, 2019

Security Bulletin ID SB2019081683
Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Infinite loop (CVE-ID: CVE-2018-1999012)

The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.

FFmpeg before commit 9807d3976be0e92e4ece3b4b1701be894cd7c2e1 contains a CWE-835: Infinite loop vulnerability in pva format demuxer that can result in a Vulnerability that allows attackers to consume excessive amount of resources like CPU and RAM. This attack appear to be exploitable via specially crafted PVA file has to be provided as input. This vulnerability appears to have been fixed in 9807d3976be0e92e4ece3b4b1701be894cd7c2e1 and later.


Remediation

Install update from vendor's website.