PT-2021-5794 · FFmpeg+4 · Ffmpeg+4

Published 2019-09-11 · Updated 2022-06-08 · CVE-2020-22035

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions FFmpeg version 4.2

Description A heap-based Buffer Overflow issue exists in the get block row function at libavfilter/vf bm3d.c, potentially leading to memory corruption. This issue might allow a remote attacker to access confidential data, compromise data integrity, and cause a denial of service.

Recommendations For FFmpeg version 4.2, consider updating to a newer version that addresses this issue, as the current version is affected by the heap-based Buffer Overflow in the get block row function. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Buffer Overflow

Memory Corruption

Weakness Enumeration

CWE-120

CWE-787

Related Identifiers

ALT-PU-2019-2678

BDU:2022-00248

CVE-2020-22035

DSA-4990-1

USN-5472-1

Affected Products

Alt Linux

Astra Linux

Ffmpeg

Linuxmint

Ubuntu

References · 50

• 🔥 https://trac.ffmpeg.org/ticket/8262 · Exploit
• https://ubuntu.com/security/CVE-2021-38114 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2020-22035 · Vendor Advisory
• https://ubuntu.com/security/CVE-2020-20445 · Vendor Advisory
• https://ubuntu.com/security/CVE-2020-22022 · Vendor Advisory
• https://debian.org/security/2021/dsa-4990 · Vendor Advisory
• https://ubuntu.com/security/CVE-2020-22034 · Vendor Advisory
• https://ubuntu.com/security/CVE-2020-22020 · Vendor Advisory
• https://wiki.astralinux.ru/astra-linux-se17-bulletin-2021-1126SE17 · Vendor Advisory
• https://ubuntu.com/security/CVE-2020-21697 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-22035 · Security Note
• https://ubuntu.com/security/CVE-2020-22016 · Vendor Advisory
• https://ubuntu.com/security/CVE-2020-22036 · Vendor Advisory
• https://ubuntu.com/security/CVE-2020-22017 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2020-22035 · Vendor Advisory