Also, one quick addition to this; this problem effects all tcpdump, and is not OpenLinux (or even Linux) specific. It is recommended that ALL distro's upgrade their packages to the latest, which has long resolved the specific problem this advisory is reporting. Anyway.. nice advisory ;-) -- Silvio On Tue, Nov 19, 2002 at 03:55:31PM -0800, securityat_private wrote: > To: bugtraqat_private announceat_private security-alertsat_private full-disclosureat_private > > ______________________________________________________________________________ > > SCO Security Advisory > > Subject: Linux: tcpdump denial-of-service in print-bgp.c > Advisory number: CSSA-2002-050.0 > Issue date: 2002 November 19 > Cross reference: > ______________________________________________________________________________ > > > 1. Problem Description > > There is a miscalculation in the use of the sizeof operator in > tcpdump, allowing, at the least, a denial-of-service attack. > > > 2. Vulnerable Supported Versions > > System Package > ---------------------------------------------------------------------- > > OpenLinux 3.1.1 Server prior to tcpdump-3.6.2-4.i386.rpm > > OpenLinux 3.1.1 Workstation prior to tcpdump-3.6.2-4.i386.rpm > > OpenLinux 3.1 Server prior to tcpdump-3.6.2-4.i386.rpm > > OpenLinux 3.1 Workstation prior to tcpdump-3.6.2-4.i386.rpm > > > 3. Solution > > The proper solution is to install the latest packages. Many > customers find it easier to use the Caldera System Updater, called > cupdate (or kcupdate under the KDE environment), to update these > packages rather than downloading and installing them by hand. -- Silvio _______________________________________________ Full-Disclosure - We believe in it. Charter: http://lists.netsys.com/full-disclosure-charter.html
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