[ GLSA 200809-17 ] Wireshark: Multiple Denials of Service

[GLSA]

Gentoo Linux Security Advisory

Title: Wireshark: Multiple Denials of Service (GLSA 200809-17)
Severity: normal
Exploitable: remote
Date: September 25, 2008
Bug(s): #236515
ID: 200809-17

Synopsis

Multiple Denial of Service vulnerabilities have been discovered in Wireshark.

Background

Wireshark is a network protocol analyzer with a graphical front-end.

Affected Packages

Package: net-analyzer/wireshark
Vulnerable: < 1.0.3
Unaffected: >= 1.0.3
Architectures: All supported architectures


Description

The following vulnerabilities were reported:

• Multiple buffer overflows in the NCP dissector (CVE-2008-3146).
• Infinite loop in the NCP dissector (CVE-2008-3932).
• Invalid read in the tvb_uncompress() function when processing zlib compressed data (CVE-2008-3933).
• Unspecified error when processing Textronix .rf5 files (CVE-2008-3934).

Impact

A remote attacker could exploit these vulnerabilities by sending specially crafted packets on a network being monitored by Wireshark or by enticing a user to read a malformed packet trace file, causing a Denial of Service.

Workaround

There is no known workaround at this time.

Resolution

All Wireshark users should upgrade to the latest version: