full-disclosure - CSIS Advisory: Microsoft GDI+ Integer division by zero flaw handling .ICO files

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [day] [month] [year] [list]

Date: Wed, 6 Jun 2007 11:26:16 +0200
From: "Dennis Rand" <rand@...s.dk>
To: undisclosed-recipients:;
Subject: CSIS Advisory: Microsoft GDI+ Integer division by
	zero flaw handling .ICO files

CSIS Security Group has discovered an "Integer division by zero" flaw in
the GDI+
component in Windows XP. This condition are activated when a malformed
ICO file
are viewed through either Windows Explorer or other components like
"Windows
Picture and Fax Viewer".

The consequence of this flaw is a Denial of Service condition and doing
a restart of
the explorer process.

Further exploitation has not been verified.

The full advisory can be downloaded at the following link: 
http://www.csis.dk/dk/forside/GdiPlus.pdf

Best Regards
Dennis Rand
Malware/Security Researcher
CSIS Security Group
http://www.csis.dk

_______________________________________________
Full-Disclosure - We believe in it.
Charter: http://lists.grok.org.uk/full-disclosure-charter.html
Hosted and sponsored by Secunia - http://secunia.com/