PT-2021-10657 · FFmpeg · Ffmpeg

Published 2021-08-10 · Updated 2021-08-11 · CVE-2020-21690

Positive Technologies (AI Summary)

Name of the Vulnerable Software and Affected Versions: FFmpeg version 4.2

Description: A memory leak in the grow array function in cmdutils.c of FFmpeg allows attackers to cause a denial of service via a crafted ogg file.

Recommendations: For FFmpeg version 4.2, consider updating to a newer version to mitigate the risk of denial of service attacks. As a temporary workaround, consider restricting the processing of crafted ogg files to minimize the risk of exploitation.

Related Identifiers

CVE-2020-21690

Affected Products

Ffmpeg

References · 7

• https://ubuntu.com/security/CVE-2020-21690 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2020-21690 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2020-21690 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2020-21690 · Vendor Advisory
• https://t.me/cibsecurity/27107 · Telegram Post
• https://trac.ffmpeg.org/ticket/8094 · Note
• https://t.me/cvenotify/19140 · Telegram Post