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Security update for ethereal

Knowledgebase

(Last modified: 15JUL2003)


solutions Security update for ethereal SuSE Linux Maintenance Web (783e96c0180171d85ca7bb806adba5be)

Applies to

Product(s): SuSE Firewall Adminhost VPN
SuSE Linux Admin-CD for Firewall
SuSE Firewall on CD 2 - VPN
SuSE Firewall on CD 2
SuSE Linux Enterprise Server for S/390
SuSE Linux Enterprise Server 8 for x86
SuSE Linux Enterprise Server 8 for IBM iSeries and IBM pSeries
SuSE Linux Enterprise Server 8 for IBM S/390 and IBM zSeries
SuSE Linux Enterprise Server 8 for IBM zSeries
SuSE Linux Openexchange Server 4
SuSE Linux Enterprise Server 8 for IPF
SuSE Linux Enterprise Server 8 for AMD64

Package: ethereal
Release: 20030715
Obsoletes: none

Indications

Everyone using ethereal should update.

Contraindications

None.

Problem description

Variuos security related bugs in ethereal were found. These bugs can be used to
crash ethereal or to execute arbitrary code.
The following bugs will be removed with this update:
- The DCERPC dissector could try to allocate too much memory while trying to decode an NDR string.
- Bad IPv4 or IPv6 prefix lengths could cause an overflow in the OSI dissector.
- The SPNEGO dissector could segfault while parsing an invalid ASN.1 value.
- The tvb_get_nstringz0() routine incorrectly handled a zero-length buffer size.
- The BGP, WTP, DNS, 802.11, ISAKMP, WSP, CLNP, ISIS, and RMI dissectors handled strings improperly.

Solution

Please install the updates provided at the location noted below.

Installation notes

This update is provided as an RPM package that can easily be installed onto a running system by using this command:
rpm -Fhv ethereal.rpm

links to download packages

Download Source Packages

Download the source code of the patches for maintained products.


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