[USN-5637-1] libvpx vulnerability

[Rodrigo Figueiredo Zaiden]

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Ubuntu Security Notice USN-5637-1
September 26, 2022

libvpx vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 16.04 ESM
- Ubuntu 14.04 ESM

Summary:

libvpx could be made to crash if it received specially crafted
network traffic.

Software Description:
- libvpx: VP8 and VP9 video codec

Details:

It was discovered that libvpx incorrectly handled certain WebM media
files. A remote attacker could use this issue to crash an application
using libvpx under certain conditions, resulting in a denial of service.

Update instructions:

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

Ubuntu 16.04 ESM:
   libvpx3                         1.5.0-2ubuntu1.1+esm1

Ubuntu 14.04 ESM:
   libvpx1                         1.3.0-2ubuntu0.1~esm2

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

References:
   https://ubuntu.com/security/notices/USN-5637-1
   CVE-2020-0034
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