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Slackware: fetchmail denial of service vulnerability Print E-mail
User Rating:      How can I rate this item?
Posted by LinuxSecurity.com Team   
Slackware These fix a vulnerability where a speciallycrafted email could crash fetchmail, preventing the user fromdownloading or forwarding their email.

[slackware-security]  fetchmail security update (SSA:2003-300-02)

Fetchmail is a mail-retrieval and forwarding utility.

Upgraded fetchmail packages are available for Slackware 8.1, 9.0,
9.1, and -current.  These fix a vulnerability where a specially
crafted email could crash fetchmail, preventing the user from
downloading or forwarding their email.

More details about this issue may be found in the Common
Vulnerabilities and Exposures (CVE) database:

   http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2003-0792

Here are the details from the Slackware 9.1 ChangeLog:
+--------------------------+
Wed Oct 22 12:10:11 PDT 2003
patches/packages/fetchmail-6.2.5-i486-1.tgz:  Upgraded to fetchmail-6.2.5.
  This fixes a security issue where a specially crafted message could cause
  fetchmail to crash, preventing the user from retrieving email.
  (* Security fix *)
+--------------------------+


WHERE TO FIND THE NEW PACKAGES:
+-----------------------------+

Updated package for Slackware 8.1: 
ftp://ftp.slackware.com/pub/slackware/slackware-8.1/patches/packages/fetchmail-6.2.5-i386-1.tgz

Updated package for Slackware 9.0: 
ftp://ftp.slackware.com/pub/slackware/slackware-9.0/patches/packages/fetchmail-6.2.5-i386-1.tgz

Updated package for Slackware 9.1: 
ftp://ftp.slackware.com/pub/slackware/slackware-9.1/patches/packages/fetchmail-6.2.5-i486-1.tgz

Updated package for Slackware -current: 
ftp://ftp.slackware.com/pub/slackware/slackware-current/slackware/n/fetchmail-6.2.5-i486-1.tgz


MD5 SIGNATURES:
+-------------+

Slackware 8.1 package:
8dba5701f5f67ba267664548e7cbd45e  fetchmail-6.2.5-i386-1.tgz

Slackware 9.0 package:
818773e14c5d43b738190c7ed9a4854b  fetchmail-6.2.5-i386-1.tgz

Slackware 9.1 package:
d37acd5314447bd7e727e47432ab6c70  fetchmail-6.2.5-i486-1.tgz

Slackware -current package:
d37acd5314447bd7e727e47432ab6c70  fetchmail-6.2.5-i486-1.tgz


INSTALLATION INSTRUCTIONS:
+------------------------+

Upgrade fetchmail as root:

# upgradepkg fetchmail-6.2.5-i486-1.tgz


+-----+

Slackware Linux Security Team 
http://slackware.com/gpg-key
security@slackware.com



 
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