Alpine: ffmpeg4: security update to 4.4-r0

high Tenable Self-Hosted Container Security Plugin ID 427162

Description

There are packages installed that are affected by multiple vulnerabilities referenced in the following CVEs:

- FFmpeg <=4.3 contains a buffer overflow vulnerability in libavcodec through a crafted file that may lead
to remote code execution. (CVE-2021-30123)

- FFmpeg 4.2 is affected by null pointer dereference passed as argument to libavformat/aviobuf.c, which
could cause a Denial of Service. (CVE-2020-20450)

- Buffer Overflow vulnerability exists in FFmpeg 4.1 via apng_do_inverse_blend in libavcodec/pngenc.c, which
could let a remote malicious user cause a Denial of Service (CVE-2020-21041)

- A Denial of Service vulnerability exists in FFmpeg 4.2 due to a memory leak in the
ff_v4l2_m2m_create_context function in v4l2_m2m.c. (CVE-2020-22038)

- A Denial of Service vulnerability exists in FFmpeg 4.2 due to a memory leak is affected by: memory leak in
the link_filter_inouts function in libavfilter/graphparser.c. (CVE-2020-22042)

See Also

https://security.alpinelinux.org/vuln/CVE-2020-20450

https://security.alpinelinux.org/vuln/CVE-2020-21041

https://security.alpinelinux.org/vuln/CVE-2020-22038

https://security.alpinelinux.org/vuln/CVE-2020-22042

https://security.alpinelinux.org/vuln/CVE-2020-24020

https://security.alpinelinux.org/vuln/CVE-2021-30123

Plugin Details

Severity: High

ID: 427162

Version: Revision 1.3

Type: Local

Published: 5/16/2025

Updated: 10/1/2025

Supported Sensors: Agentless Assessment, Tenable Cloud Security, Tenable Self-Hosted Container Security

Risk Information

VPR

Risk Factor: Medium

Score: 4.9

Percentile: 57.15

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5.3

Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P

CVSS Score Source: CVE-2021-30123

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.9

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

Vulnerability Information

Exploit Available: true

Exploit Ease: Exploits are available

Vulnerability Publication Date: 4/7/2021

Reference Information

CVE: CVE-2020-20450, CVE-2020-21041, CVE-2020-22038, CVE-2020-22042, CVE-2020-24020, CVE-2021-30123