USN-3638-1: QPDF vulnerabilities
7 May 2018
qpdf vulnerabilities
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 17.10
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS
Summary
Several security issues were fixed in QPDF.
Software Description
- qpdf - tools for transforming and inspecting PDF files
Details
It was discovered that QPDF incorrectly handled certain malformed files. A remote attacker could use this issue to cause QPDF 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 17.10
- libqpdf21 - 8.0.2-3~17.10.1
- qpdf - 8.0.2-3~17.10.1
- Ubuntu 16.04 LTS
- libqpdf21 - 8.0.2-3~16.04.1
- qpdf - 8.0.2-3~16.04.1
- Ubuntu 14.04 LTS
- libqpdf21 - 8.0.2-3~14.04.1
- qpdf - 8.0.2-3~14.04.1
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
This update uses a new upstream release, which includes additional bug fixes. In general, a standard system update will make all the necessary changes.