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Debian Security Advisory DSA 3957-1 (ffmpeg - security update)

Information

Severity

Severity

Medium

Family

Family

Debian Local Security Checks

CVSSv2 Base

CVSSv2 Base

6.8

CVSSv2 Vector

CVSSv2 Vector

AV:N/AC:M/Au:N/C:P/I:P/A:P

Solution Type

Solution Type

Vendor Patch

Created

Created

4 years ago

Modified

Modified

3 years ago

Summary

Several vulnerabilities have been discovered in FFmpeg, a multimedia player, server and encoder. These issues could lead to Denial-of-Service and, in some situation, the execution of arbitrary code. CVE-2017-9608 Yihan Lian of Qihoo 360 GearTeam discovered a NULL pointer access when parsing a crafted MOV file. CVE-2017-9993 Thierry Foucu discovered that it was possible to leak information from files and symlinks ending in common multimedia extensions, using the HTTP Live Streaming. CVE-2017-11399 Liu Bingchang of IIE discovered an integer overflow in the APE decoder that can be triggered by a crafted APE file. CVE-2017-11665 JunDong Xie of Ant-financial Light-Year Security Lab discovered that an attacker able to craft a RTMP stream can crash FFmpeg. CVE-2017-11719 Liu Bingchang of IIE discovered an out-of-bound access that can be triggered by a crafted DNxHD file.

Affected Software

Affected Software

ffmpeg on Debian Linux

Detection Method

Detection Method

This check tests the installed software version using the apt package manager.

Solution

Solution

For the stable distribution (stretch), these problems have been fixed in version 7:3.2.7-1~deb9u1. We recommend that you upgrade your ffmpeg packages.

Common Vulnerabilities and Exposures (CVE)

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1. Download Multipass

sudo snap install multipass

2. Launch a multipass instance

multipass launch -c 2 -m 6G -d 20G -n mageni 20.04 && multipass shell mageni

3. Install Mageni

curl -sL https://www.mageni.net/installation | sudo bash

1. If you don’t have it already, install Brew. Then, to install Multipass simply execute:

brew install --cask multipass

2. Launch a multipass instance

multipass launch -c 2 -m 6G -d 20G -n mageni 20.04 && multipass shell mageni

2. Install Mageni

curl -sL https://www.mageni.net/installation | sudo bash

1. Download the installer for Windows

Note: You need Windows 10 Pro/Enterprise/Education v 1803 or later, or any Windows 10 with VirtualBox

2. Ensure your network is private

Make sure your local network is designated as private, otherwise Windows prevents Multipass from starting.

3. Run the installer

You need to allow the installer to gain Administrator privileges.

4. Launch a multipass instance

multipass launch -c 2 -m 6G -d 20G -n mageni 20.04

5. Log into the multipass instance

multipass shell mageni

6. Install Mageni

curl -sL https://www.mageni.net/installation | sudo bash