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Ubuntu 15.04 & 14.04 USN-2766-1 Critical: Spice Exploits

ubuntu
Calendar Grey October 7, 2015
Scroller Ubuntu
Ubuntu Security Notice USN-2766-1 highlights critical vulnerabilities in the Spice library used in remote desktop solutions, advising updates for improved security and stability
Spice could be made to crash or run programs.

Summary

Spice could be made to crash or run programs.

Software Description:

- spice: SPICE protocol client and server library

Details:

Frediano Ziglio discovered multiple buffer overflows, undefined behavior

signed integer operations, race conditions, memory leaks, and denial

of service issues in Spice. A malicious guest operating system could

potentially exploit these issues to escape virtualization. (CVE-2015-5260,

CVE-2015-5261)

Topics%20covered

Topics Covered

security advisory denial of service critical exploit Ubuntu spice

Update Instructions

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

Ubuntu 15.04:
  libspice-server1                0.12.5-1ubuntu0.2

Ubuntu 14.04 LTS:
  libspice-server1                0.12.4-0nocelt2ubuntu1.2

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

References

https://ubuntu.com/security/notices/USN-2766-1

CVE-2015-5260, CVE-2015-5261

Severity
critical
Lowest
Low
Medium
High
Critical

October 07, 2015

Topics%20covered

Topics Covered

security advisory denial of service critical exploit Ubuntu spice

Package Information

https://launchpad.net/ubuntu/+source/spice/0.12.5-1ubuntu0.2
https://launchpad.net/ubuntu/+source/spice/0.12.4-0nocelt2ubuntu1.2

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