Debian LTS: DLA-2748-1: tnef security update
Summary
An issue has been found in tnef, a tool to unpack MIME application/ms-tnef
attachments.
Using emails with a crafted winmail.dat application/ms-tnef attachment
might allow an attacker to change .ssh/authorized_keys.
For Debian 9 stretch, this problem has been fixed in version
1.4.12-1.2+deb9u1.
We recommend that you upgrade your tnef packages.
For the detailed security status of tnef please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/source-package/tnef
Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS