USN-979-1: okular vulnerability

Releases

• Ubuntu 10.04
• Ubuntu 9.10
• Ubuntu 9.04

Packages

• kdegraphics - graphics applications from the official KDE 4 release

Details

Stefan Cornelius of Secunia Research discovered a boundary error during
RLE decompression in the "TranscribePalmImageToJPEG()" function in
generators/plucker/inplug/image.cpp of okular when processing images
embedded in PDB files, which can be exploited to cause a heap-based
buffer overflow. (CVE-2010-2575)

Update instructions

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

Ubuntu 9.10

• okular - 4:4.3.2-0ubuntu1.1

Ubuntu 9.04

• okular - 4:4.2.2-0ubuntu2.1

Ubuntu 10.04

• okular - 4:4.4.2-0ubuntu1.1

After a standard system update you need to restart any running instances
of okular to make all the necessary changes.

References

• CVE-2010-2575