Debian DLA-2537-1 : ffmpeg security update

critical Nessus Plugin ID 145724

Synopsis

The remote Debian host is missing a security update.

Description

Two vulnerabilities have been discovered in ffmpeg, a widely used multimedia framework.

CVE-2019-17539

a NULL pointer dereference and possibly unspecified other impact when there is no valid close function pointer

CVE-2020-35965

an out-of-bounds write because of errors in calculations of when to perform memset zero operations

For Debian 9 stretch, these problems have been fixed in version 7:3.2.15-0+deb9u2.

We recommend that you upgrade your ffmpeg packages.

For the detailed security status of ffmpeg please refer to its security tracker page at:
https://security-tracker.debian.org/tracker/ffmpeg

NOTE: Tenable Network Security has extracted the preceding description block directly from the DLA security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

Upgrade the affected packages.

See Also

https://lists.debian.org/debian-lts-announce/2021/01/msg00026.html

https://packages.debian.org/source/stretch/ffmpeg

https://security-tracker.debian.org/tracker/source-package/ffmpeg

Plugin Details

Severity: Critical

ID: 145724

File Name: debian_DLA-2537.nasl

Version: 1.3

Type: local

Agent: unix

Published: 2/1/2021

Updated: 1/25/2024

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.9

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

CVSS Score Source: CVE-2019-17539

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

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

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

Vulnerability Information

CPE: p-cpe:/a:debian:debian_linux:ffmpeg, p-cpe:/a:debian:debian_linux:ffmpeg-doc, p-cpe:/a:debian:debian_linux:libav-tools, p-cpe:/a:debian:debian_linux:libavcodec-dev, p-cpe:/a:debian:debian_linux:libavcodec-extra, p-cpe:/a:debian:debian_linux:libavcodec-extra57, p-cpe:/a:debian:debian_linux:libavcodec57, p-cpe:/a:debian:debian_linux:libavdevice-dev, p-cpe:/a:debian:debian_linux:libavdevice57, p-cpe:/a:debian:debian_linux:libavfilter-dev, p-cpe:/a:debian:debian_linux:libavfilter-extra, p-cpe:/a:debian:debian_linux:libavfilter-extra6, p-cpe:/a:debian:debian_linux:libavfilter6, p-cpe:/a:debian:debian_linux:libavformat-dev, p-cpe:/a:debian:debian_linux:libavformat57, p-cpe:/a:debian:debian_linux:libavresample-dev, p-cpe:/a:debian:debian_linux:libavresample3, p-cpe:/a:debian:debian_linux:libavutil-dev, p-cpe:/a:debian:debian_linux:libavutil55, p-cpe:/a:debian:debian_linux:libpostproc-dev, p-cpe:/a:debian:debian_linux:libpostproc54, p-cpe:/a:debian:debian_linux:libswresample-dev, p-cpe:/a:debian:debian_linux:libswresample2, p-cpe:/a:debian:debian_linux:libswscale-dev, p-cpe:/a:debian:debian_linux:libswscale4, cpe:/o:debian:debian_linux:9.0

Required KB Items: Host/local_checks_enabled, Host/Debian/release, Host/Debian/dpkg-l

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 1/31/2021

Vulnerability Publication Date: 10/14/2019

Reference Information

CVE: CVE-2019-17539, CVE-2020-35965