Debian Security Advisory
DLA-1274-1 exim4 -- LTS security update
- Date Reported:
- 10 Feb 2018
- Affected Packages:
- Security database references:
- In the Debian bugtracking system: Bug 890000.
In Mitre's CVE dictionary: CVE-2018-6789.
- More information:
Meh Chang discovered a buffer overflow flaw in a utility function used in the SMTP listener of Exim, a mail transport agent. A remote attacker can take advantage of this flaw to cause a denial of service, or potentially the execution of arbitrary code via a specially crafted message.
For Debian 7
Wheezy, this problem has been fixed in version 4.80-7+deb7u6.
We recommend that you upgrade your exim4 packages.
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