Postfix Mail Server Security Update [moderate security impact]
Postfix MTA updated to fix security vulnerabilities such as incorrectly checks the ownership of a mailbox. In some configurations, this allows for appending data to arbitrary files as root. This update has been rated as having moderate security impact.
All users of postfix should upgrade to these updated packages.
How do I patch Postfix under Debian / Ubuntu Linux?
First, update the internal database, enter:
# apt-get update
Install corrected Postfix package, enter:
# apt-get upgrade
How do I patch Postfix under RHEL / CentOS Linux?
Type the following command under RHEL / CentOS 5.x:
# yum update
Type the following command under RHEL <= 4.x:
# up2date -u
E-mail this to a Friend
Printable Version
You may also be interested in other helpful articles:
- Postfix and MS-Exchange Mail Server Affected by ORDB.org Spam Service
- dnsmasq Dns Cache Software Security Update To Fix DNS Spoofing Attacks
- Postfix masquerading or changing outgoing SMTP email or mail address
- Critical Red Hat Enterprise Linux Kernel Update
- Postfix mail server block .bat, .exe .com .vbs mime attachments - common virus spreading files
Leave a Reply
We encourage your comments, and suggestions. But please stay on topic, be polite, and avoid spam. Thank you very much for stopping by our site!
Tags: arbitrary files, centos 5, centos linux, internal database, Mail server, security vulnerabilities, server security, ubuntu, up2date, yum



Recent Comments
Yesterday ~ 12 Comments
Yesterday ~ 8 Comments
Yesterday ~ 185 Comments
Yesterday ~ 15 Comments
Yesterday ~ 3 Comments