USN-4074-1: VLC vulnerabilities

25 July 2019

Several security issues were fixed in VLC.

Releases

Packages

  • vlc - multimedia player and streamer

Details

It was discovered that the VLC CAF demuxer incorrectly handled certain
files. If a user were tricked into opening a specially-crafted CAF file, a
remote attacker could use this issue to cause VLC to crash, resulting in a
denial of service. This issue only affected Ubuntu 18.04 LTS.
(CVE-2018-19857)

It was discovered that the VLC Matroska demuxer incorrectly handled certain
files. If a user were tricked into opening a specially-crafted MKV file, a
remote attacker could use this issue to cause VLC to crash, resulting in a
denial of service, or possibly execute arbitrary code. (CVE-2019-12874)

It was discovered that the VLC MP4 demuxer incorrectly handled certain
files. If a user were tricked into opening a specially-crafted MP4 file, a
remote attacker could use this issue to cause VLC to crash, resulting in a
denial of service, or possibly execute arbitrary code. (CVE-2019-13602)

It was discovered that the VLC AVI demuxer incorrectly handled certain
files. If a user were tricked into opening a specially-crafted AVI file, a
remote attacker could use this issue to cause VLC to crash, resulting in a
denial of service, or possibly execute arbitrary code. (CVE-2019-5439)

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 19.04
Ubuntu 18.04

In general, a standard system update will make all the necessary changes.