USN-3288-1: libytnef vulnerabilities
15 May 2017
libytnef could be made to crash or run programs as your login if it opened a specially crafted file.
Releases
Packages
- libytnef - improved decoder for application/ms-tnef attachments
Details
It was discovered that libytnef incorrectly handled malformed TNEF streams.
If a user were tricked into opening a specially crafted TNEF attachment, an
attacker could cause 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 14.04
After a standard system update you need to restart applications using
libytnef, such as Evolution, to make all the necessary changes.
Related notices
- USN-4615-1: libytnef, libytnef0-dev, libytnef0