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AUSCERT External Security Bulletin Redistribution
ESB-2018.2521
Spice vulnerability
27 August 2018
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AusCERT Security Bulletin Summary
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Product: Spice
Publisher: Ubuntu
Operating System: Ubuntu
UNIX variants (UNIX, Linux, OSX)
Windows
Impact/Access: Denial of Service -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2018-10873
Original Bulletin:
http://www.ubuntu.com/usn/usn-3751-1
Comment: This advisory references vulnerabilities in products which run on
platforms other than Ubuntu. It is recommended that administrators
running Spice check for an updated version of the software for their
operating system.
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USN-3751-1: Spice vulnerability
22 August 2018
spice, spice-protocol vulnerability
A security issue affects these releases of Ubuntu and its derivatives:
o Ubuntu 18.04 LTS
o Ubuntu 16.04 LTS
o Ubuntu 14.04 LTS
Summary
Spice could be made to crash if it received specially crafted network traffic.
Software Description
o spice - SPICE protocol client and server library
o spice-protocol - SPICE protocol headers
Details
It was discovered that Spice incorrectly handled certain messages. An attacker
could possibly use this issue to cause a denial of service.
Update instructions
The problem can be corrected by updating your system to the following package
versions:
Ubuntu 18.04 LTS
libspice-server1 - 0.14.0-1ubuntu2.2
Ubuntu 16.04 LTS
libspice-protocol-dev - 0.12.10-1ubuntu0.2
Ubuntu 14.04 LTS
libspice-server1 - 0.12.4-0nocelt2ubuntu1.7
To update your system, please follow these instructions:
https://wiki.ubuntu.com/Security/Upgrades.
After a standard system update you need to restart qemu guests to make all the
necessary changes.
References
o CVE-2018-10873
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