SB2021010402 - Remote code execution in FFmpeg

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Main Vulnerability Database SB2021010402

SB2021010402 - Remote code execution in FFmpeg

Published: January 4, 2021 Updated: May 26, 2021

Security Bulletin ID SB2021010402
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) Out-of-bounds write (CVE-ID: CVE-2020-35964)

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when processing untrusted input within the track_header() function in libavformat/vividas.c. A remote attacker can create a specially crafted file, trick the victim into opening it using the affected software, trigger out-of-bounds write and execute arbitrary code on the target system.


2) Out-of-bounds write (CVE-ID: CVE-2020-35965)

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when processing untrusted input within the decode_frame() function in libavcodec/exr.c. A remote attacker can create a specially crafted file, trick the victim into opening it using the affected software, trigger out-of-bounds write and execute arbitrary code on the target system.


Remediation

Install update from vendor's website.

References