SB20200716144 - Division by zero in ffmpeg (Alpine package)



SB20200716144 - Division by zero in ffmpeg (Alpine package)

Published: July 16, 2020

Security Bulletin ID SB20200716144
CSH Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 vulnerability.


1) Division by zero (CVE-ID: CVE-2019-13390)

CWE-ID: CWE-369 - Divide By Zero

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P/U:Clear


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

The vulnerability exists due to a divide-by-zero condition in the "adx_write_trailer" function in the "libavformat/rawenc.c" file. A remote attacker can trick the victim to open a specially crafted file and crash the affected application.

Remediation

Install update from vendor's website.