=========================================================================Ubuntu Security Notice USN-6180-1
June 20, 2023
vlc vulnerabilities
=========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 22.10
- Ubuntu 22.04 LTS (Available with Ubuntu Pro)
- Ubuntu 20.04 LTS (Available with Ubuntu Pro)
- Ubuntu 18.04 LTS (Available with Ubuntu Pro)
- Ubuntu 16.04 LTS (Available with Ubuntu Pro)
Summary:
Several security issues were fixed in VLC media player.
Software Description:
- vlc: multimedia player and streamer
Details:
It was discovered that VLC could be made to read out of bounds when
decoding image files. If a user were tricked into opening a crafted image
file, a remote attacker could possibly use this issue to cause VLC to
crash, leading to a denial of service. This issue only affected Ubuntu
16.04 LTS and Ubuntu 18.04 LTS. (CVE-2019-19721)
It was discovered that VLC could be made to write out of bounds when
processing H.264 video files. If a user were tricked into opening a
crafted H.264 video file, a remote attacker could possibly use this issue
to cause VLC to crash, leading to a denial of service, or possibly
execute arbitrary code. This issue only affected Ubuntu 18.04 LTS and
Ubuntu 20.04 LTS. (CVE-2020-13428)
It was discovered that VLC could be made to read out of bounds when
processing AVI video files. If a user were tricked into opening a crafted
AVI video file, a remote attacker could possibly use this issue to cause
VLC to crash, leading to a denial of service. This issue only affected
Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, and Ubuntu 20.04 LTS. (CVE-2021-25801,
CVE-2021-25802, CVE-2021-25803, CVE-2021-25804)
It was discovered that the VNC module of VLC contained an arithmetic
overflow. If a user were tricked into opening a crafted playlist or
connecting to a rouge VNC server, a remote attacker could possibly use
this issue to cause VLC to crash, leading to a denial of service, or
possibly execute arbitrary code. (CVE-2022-41325)
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 22.10:
vlc 3.0.17.4-5ubuntu0.1
vlc-plugin-access-extra 3.0.17.4-5ubuntu0.1
Ubuntu 22.04 LTS (Available with Ubuntu Pro):
vlc 3.0.16-1ubuntu0.1~esm1
vlc-plugin-access-extra 3.0.16-1ubuntu0.1~esm1
Ubuntu 20.04 LTS (Available with Ubuntu Pro):
vlc 3.0.9.2-1ubuntu0.1~esm1
vlc-plugin-access-extra 3.0.9.2-1ubuntu0.1~esm1
Ubuntu 18.04 LTS (Available with Ubuntu Pro):
vlc 3.0.8-0ubuntu18.04.1+esm1
vlc-plugin-access-extra 3.0.8-0ubuntu18.04.1+esm1
Ubuntu 16.04 LTS (Available with Ubuntu Pro):
vlc 2.2.2-5ubuntu0.16.04.5+esm2
In general, a standard system update will make all the necessary changes.
References:
https://ubuntu.com/security/notices/USN-6180-1
CVE-2019-19721, CVE-2020-13428, CVE-2021-25801, CVE-2021-25802,
CVE-2021-25803, CVE-2021-25804, CVE-2022-41325
Package Information:
https://launchpad.net/ubuntu/+source/vlc/3.0.17.4-5ubuntu0.1
