[USN-3870-1] Spice vulnerability


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From: Marc Deslauriers
Reply-To: Ubuntu Security
To: ubuntu-security-announce@lists.ubuntu.com
Message-ID:
Subject: [USN-3870-1] Spice vulnerability

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Ubuntu Security Notice USN-3870-1
January 28, 2019

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

– Ubuntu 18.10
– Ubuntu 18.04 LTS
– Ubuntu 16.04 LTS
– Ubuntu 14.04 LTS

Summary:

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

Software Description:
– spice: SPICE protocol client and server library

Details:

Christophe Fergeau discovered that Spice incorrectly handled memory. A
remote attacker could use this to cause Spice to crash, resulting in a
denial of service, or possibly execute arbitrary code.

Update instructions:

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

Ubuntu 18.10:
libspice-server1 0.14.0-1ubuntu4.2

Ubuntu 18.04 LTS:
libspice-server1 0.14.0-1ubuntu2.4

Ubuntu 16.04 LTS:
libspice-server1 0.12.6-4ubuntu0.4

Ubuntu 14.04 LTS:
libspice-server1 0.12.4-0nocelt2ubuntu1.8

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

References:
https://usn.ubuntu.com/usn/usn-3870-1
CVE-2019-3813

Package Information:
https://launchpad.net/ubuntu/+source/spice/0.14.0-1ubuntu4.2
https://launchpad.net/ubuntu/+source/spice/0.14.0-1ubuntu2.4
https://launchpad.net/ubuntu/+source/spice/0.12.6-4ubuntu0.4
https://launchpad.net/ubuntu/+source/spice/0.12.4-0nocelt2ubuntu1.8

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