Alerts This Week
Warning Icon 1 775
Alerts This Week
Warning Icon 1 775

Debian DSA 290-1 Critical: Sendmail Buffer Overflow Threat

debian
Calendar Grey April 18, 2003
Debian Logo
Address parsing issue in Sendmail exposes critical buffer overflow risk. Immediate upgrade required for user protection.
There is a buffer overflow, triggered by a char to int conversion, in the address parsing code in sendmail.

Summary

Michal Zalewski discovered a buffer overflow, triggered by a char to
int conversion, in the address parsing code in sendmail, a widely used
powerful, efficient, and scalable mail transport agent. This problem
is potentially remotely exploitable.

For the stable distribution (woody) this problem has been fixed in
version 8.12.3+3.5Wbeta-5.4

For the old stable distribution (potato) this problem has been
fixed in version 8.9.3+3.2W-25

For the unstable distribution (sid) this problem has been
fixed in version 8.12.9+3.5Wbeta-1

We recommend that you upgrade your sendmail-wide packages.


Upgrade Instructions
- --------------------

wget url
will fetch the file for you
dpkg -i file.deb
will install the referenced file.

If you are using the apt-get package manager, use the line for
sources.list as given below:

apt-get update
will update the internal database
apt-get upgrade
will install corrected packages

You may use an automated update by adding the resources from the
footer to the p...

Read the Full Advisory

Severity
critical
Lowest
Low
Medium
High
Critical

Package: sendmail-wide

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.

Your message here