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Ubuntu 16.04 ESM / 18.04 ESM / 20.04 ESM : FFmpeg vulnerabilities (USN-6430-1)

medium Nessus Plugin ID 182982

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Synopsis

The remote Ubuntu host is missing one or more security updates.

Description

The remote Ubuntu 16.04 ESM / 18.04 ESM / 20.04 ESM host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-6430-1 advisory.

 - Buffer Overflow vulnerability in FFmpeg 4.2 at the lagfun_frame16 function in libavfilter/vf_lagfun.c, which could let a remote malicious user cause Denial of Service. (CVE-2020-22024)

 - A Denial of Service vulnerability exists in FFmpeg 4.2 due to a memory leak in the inavi_add_ientry function. (CVE-2020-22039)

 - A Denial of Service vulnerability exists in FFmpeg 4.2 idue to a memory leak in the v_frame_alloc function in frame.c. (CVE-2020-22040)

 - A Denial of Service vulnerability exists in FFmpeg 4.2 due to a memory leak at the fifo_alloc_common function in libavutil/fifo.c. (CVE-2020-22043)

 - A Denial of Service vulnerability exists in FFmpeg 4.2 due to a memory leak in the filter_frame function in vf_tile.c. (CVE-2020-22051)

 - Integer overflow vulnerability in av_timecode_make_string in libavutil/timecode.c in FFmpeg version 4.3.2, allows local attackers to cause a denial of service (DoS) via crafted .mov file. (CVE-2021-28429)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the affected packages.

See Also

https://ubuntu.com/security/notices/USN-6430-1

Plugin Details

Severity: Medium

ID: 182982

File Name: ubuntu_USN-6430-1.nasl

Version: 1.0

Type: local

Agent: unix

Published: 10/12/2023

Updated: 10/12/2023

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.4

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

CVSS Score Source: CVE-2020-22051

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.9

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

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

Vulnerability Information

CPE: cpe:/o:canonical:ubuntu_linux:16.04:-:esm, cpe:/o:canonical:ubuntu_linux:18.04:-:esm, cpe:/o:canonical:ubuntu_linux:20.04:-:esm, p-cpe:/a:canonical:ubuntu_linux:ffmpeg, p-cpe:/a:canonical:ubuntu_linux:libav-tools, p-cpe:/a:canonical:ubuntu_linux:libavcodec-dev, p-cpe:/a:canonical:ubuntu_linux:libavcodec-extra, p-cpe:/a:canonical:ubuntu_linux:libavcodec-extra57, p-cpe:/a:canonical:ubuntu_linux:libavcodec-extra58, p-cpe:/a:canonical:ubuntu_linux:libavcodec-ffmpeg-extra56, p-cpe:/a:canonical:ubuntu_linux:libavcodec-ffmpeg56, p-cpe:/a:canonical:ubuntu_linux:libavcodec57, p-cpe:/a:canonical:ubuntu_linux:libavcodec58, p-cpe:/a:canonical:ubuntu_linux:libavdevice-dev, p-cpe:/a:canonical:ubuntu_linux:libavdevice-ffmpeg56, p-cpe:/a:canonical:ubuntu_linux:libavdevice57, p-cpe:/a:canonical:ubuntu_linux:libavdevice58, p-cpe:/a:canonical:ubuntu_linux:libavfilter-dev, p-cpe:/a:canonical:ubuntu_linux:libavfilter-extra, p-cpe:/a:canonical:ubuntu_linux:libavfilter-extra6, p-cpe:/a:canonical:ubuntu_linux:libavfilter-extra7, p-cpe:/a:canonical:ubuntu_linux:libavfilter-ffmpeg5, p-cpe:/a:canonical:ubuntu_linux:libavfilter6, p-cpe:/a:canonical:ubuntu_linux:libavfilter7, p-cpe:/a:canonical:ubuntu_linux:libavformat-dev, p-cpe:/a:canonical:ubuntu_linux:libavformat-ffmpeg56, p-cpe:/a:canonical:ubuntu_linux:libavformat57, p-cpe:/a:canonical:ubuntu_linux:libavformat58, p-cpe:/a:canonical:ubuntu_linux:libavresample-dev, p-cpe:/a:canonical:ubuntu_linux:libavresample-ffmpeg2, p-cpe:/a:canonical:ubuntu_linux:libavresample3, p-cpe:/a:canonical:ubuntu_linux:libavresample4, p-cpe:/a:canonical:ubuntu_linux:libavutil-dev, p-cpe:/a:canonical:ubuntu_linux:libavutil-ffmpeg54, p-cpe:/a:canonical:ubuntu_linux:libavutil55, p-cpe:/a:canonical:ubuntu_linux:libavutil56, p-cpe:/a:canonical:ubuntu_linux:libpostproc-dev, p-cpe:/a:canonical:ubuntu_linux:libpostproc-ffmpeg53, p-cpe:/a:canonical:ubuntu_linux:libpostproc54, p-cpe:/a:canonical:ubuntu_linux:libpostproc55, p-cpe:/a:canonical:ubuntu_linux:libswresample-dev, p-cpe:/a:canonical:ubuntu_linux:libswresample-ffmpeg1, p-cpe:/a:canonical:ubuntu_linux:libswresample2, p-cpe:/a:canonical:ubuntu_linux:libswresample3, p-cpe:/a:canonical:ubuntu_linux:libswscale-dev, p-cpe:/a:canonical:ubuntu_linux:libswscale-ffmpeg3, p-cpe:/a:canonical:ubuntu_linux:libswscale4, p-cpe:/a:canonical:ubuntu_linux:libswscale5

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 10/12/2023

Vulnerability Publication Date: 5/26/2021

Reference Information

CVE: CVE-2020-22024, CVE-2020-22039, CVE-2020-22040, CVE-2020-22043, CVE-2020-22051, CVE-2021-28429

USN: 6430-1