PT-2020-13937 · FFmpeg · Ffmpeg

Published 2020-06-16 · Updated 2026-02-06 · CVE-2020-14212

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions FFmpeg versions prior to 4.3

Description The issue is related to a heap-based buffer overflow in the avio get str function located in libavformat/aviobuf.c. This overflow occurs because dnn backend native.c calls ff dnn load model native and a specific index check is omitted, leading to the overflow.

Recommendations For FFmpeg versions prior to 4.3, update to version 4.3 or later to resolve the issue.

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CLEANSTART-2026-EZ98723

CLEANSTART-2026-PS82605

CLEANSTART-2026-XE32069

CVE-2020-14212

Affected Products

Ffmpeg

References · 134

• https://nvd.nist.gov/vuln/detail/CVE-2020-14212 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2021-30123 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2020-24020 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2018-1999014 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2020-20450 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2018-10001 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2018-7757 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2020-12284 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2021-38291 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2018-13300 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2019-9721 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2021-38171 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2020-14212 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-22038 · Security Note
• https://cve.org/CVERecord?id=CVE-2020-14212 · Security Note