SB2019081686 - Out-of-bounds read in ffmpeg (Alpine package)



SB2019081686 - Out-of-bounds read in ffmpeg (Alpine package)

Published: August 16, 2019

Security Bulletin ID SB2019081686
Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Information disclosure

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Out-of-bounds read (CVE-ID: CVE-2018-1999015)

The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.

FFmpeg before commit 5aba5b89d0b1d73164d3b81764828bb8b20ff32a contains an out of array read vulnerability in ASF_F format demuxer that can result in heap memory reading. This attack appear to be exploitable via specially crafted ASF file that has to provided as input. This vulnerability appears to have been fixed in 5aba5b89d0b1d73164d3b81764828bb8b20ff32a and later.


Remediation

Install update from vendor's website.