1. Ubuntu Security Notices
  2. USN-4572-2

USN-4572-2: Spice vulnerability

Publication date

7 October 2020

Overview

Spice could be made to crash or run programs if it received specially crafted network traffic.

Releases

Packages

  • spice - SPICE protocol client and server library

Details

USN-4572-1 fixed a vulnerability in Spice. This update provides
the corresponding update for Ubuntu 14.04 ESM.

Original advisory details:

Frediano Ziglio discovered that Spice incorrectly handled QUIC image
decoding. A remote attacker could use this to cause Spice to crash,
resulting in a denial of service, or possibly execute arbitrary code.

USN-4572-1 fixed a vulnerability in Spice. This update provides
the corresponding update for Ubuntu 14.04 ESM.

Original advisory details:

Frediano Ziglio discovered that Spice incorrectly handled QUIC image
decoding. A remote attacker could use this to cause Spice to crash,
resulting in a denial of service, or possibly execute arbitrary code.

Update instructions

After a standard system update you need to restart qemu guests to make all the necessary changes.

Learn more about how to get the fixes.

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

Ubuntu Release Package Version
14.04 trusty libspice-server1 –  0.12.4-0nocelt2ubuntu1.8+esm1

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References

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