SB20200405165 - Buffer overflow in ffmpeg (Alpine package)



SB20200405165 - Buffer overflow in ffmpeg (Alpine package)

Published: April 5, 2020

Security Bulletin ID SB20200405165
Severity
High
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Buffer overflow (CVE-ID: CVE-2019-15942)

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

FFmpeg through 4.2 has a "Conditional jump or move depends on uninitialised value" issue in h2645_parse because alloc_rbsp_buffer in libavcodec/h2645_parse.c mishandles rbsp_buffer.


Remediation

Install update from vendor's website.