PT-2020-6180 · FFmpeg+5 · Ffmpeg+5

Published 2020-10-20 · Updated 2026-02-06 · CVE-2020-35965

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions FFmpeg version 4.3.1

Description The issue is related to the decode frame function in the libavcodec/exr.c component, which has an out-of-bounds write due to errors in calculations. This can be exploited by a remote attacker to cause a denial of service.

Recommendations For FFmpeg version 4.3.1, consider updating to a newer version that contains a fix for this issue, as the current version has a flawed decode frame function in libavcodec/exr.c. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

ALT-PU-2021-1101

ALT-PU-2021-1351

ALT-PU-2021-1662

ALT-PU-2021-3508

BDU:2021-03446

CLEANSTART-2026-EZ98723

CLEANSTART-2026-PS82605

CLEANSTART-2026-XE32069

CVE-2020-35965

DLA-2537-1

DSA-4990-1

MGASA-2021-0273

OPENSUSE-SU-2021:3521-1

OPENSUSE-SU-2021_3521-1

SUSE-SU-2021:3521-1

SUSE-SU-2023:0005-1

USN-5167-1

USN-5472-1

Affected Products

Alt Linux

Astra Linux

Ffmpeg

Linuxmint

Suse

Ubuntu

References · 237

• 🔥 https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26532 · Exploit
• https://github.com/FFmpeg/FFmpeg/commit/b0a8b40294ea212c1938348ff112ef1b9bf16bb3 · Patch
• https://github.com/FFmpeg/FFmpeg/commit/3e5959b3457f7f1856d997261e6ac672bba49e8b · Patch
• https://ubuntu.com/security/CVE-2020-21697 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-1999012 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2018-9841 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2018-13301 · Security Note
• https://ubuntu.com/security/CVE-2020-22042 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-3965 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2021-38171 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2018-1999015 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2018-14394 · Security Note
• https://osv.dev/vulnerability/CVE-2020-35965 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-7757 · Security Note
• https://ubuntu.com/security/CVE-2020-22054 · Vendor Advisory