USN-3501-1: libxcursor vulnerability
Ubuntu Security Notice USN-3501-1
29th November, 2017
libxcursor vulnerability
A security issue affects these releases of Ubuntu and its
derivatives:
- Ubuntu 17.10
- Ubuntu 17.04
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS
Summary
libxcursor could be made to crash or run programs if it opened a specially
crafted file.
Software description
- libxcursor
– X11 cursor management library
Details
It was discovered that libxcursor incorrectly handled certain files. An
attacker could use these issues to cause libxcursor 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 version:
- Ubuntu 17.10:
-
libxcursor1
1:1.1.14-3ubuntu0.1
- Ubuntu 17.04:
-
libxcursor1
1:1.1.14-1ubuntu0.17.04.1
- Ubuntu 16.04 LTS:
-
libxcursor1
1:1.1.14-1ubuntu0.16.04.1
- Ubuntu 14.04 LTS:
-
libxcursor1
1:1.1.14-1ubuntu0.14.04.1
To update your system, please follow these instructions:
https://wiki.ubuntu.com/Security/Upgrades.
After a standard system update you need to reboot your computer to make
all the necessary changes.
Leave a Reply