Sylpheed, Sylpheed-claws: Buffer overflow on message display

1. Gentoo Linux Security Advisory

Advisory Reference	GLSA 200504-02 / sylpheed
Release Date	April 02, 2005
Latest Revision	April 02, 2005: 01
Impact	normal
Exploitable	remote

Package	Vulnerable versions	Unaffected versions	Architecture(s)
mail-client/sylpheed	< 1.0.4	>= 1.0.4	All supported architectures
mail-client/sylpheed-claws	< 1.0.4	>= 1.0.4	All supported architectures

Related bugreports: #86541

Synopsis

Sylpheed and Sylpheed-claws contain a vulnerability that can be triggered when displaying messages with specially crafted attachments.

2. Impact Information

Background

Sylpheed is a lightweight email client and newsreader. Sylpheed-claws is a 'bleeding edge' version of Sylpheed.

Description

Sylpheed and Sylpheed-claws fail to properly handle messages containing attachments with MIME-encoded filenames.

Impact

An attacker can send a malicious email message which, when displayed, would cause the program to crash, potentially allowing the execution of arbitrary code with the privileges of the user running the software.

3. Resolution Information

Workaround

There is no known workaround at this time.

Resolution

All Sylpheed users should upgrade to the latest version:

Code Listing 3.1: Resolution

# emerge --sync
# emerge --ask --oneshot --verbose ">=mail-client/sylpheed-1.0.4"

All Sylpheed-claws users should upgrade to the latest version:

Code Listing 3.2: Resolution

# emerge --sync
# emerge --ask --oneshot --verbose ">=mail-client/sylpheed-claws-1.0.4"

4. References

Sylpheed ChangeLog

Page updated April 02, 2005

Summary: This is a Gentoo Linux Security Advisory

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