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Re[2]: Addendum : [TZO-26-2009] Firefox (all?) Denial of Service through unclamped loop (SVG)

From: Vladimir '3APA3A' Dubrovin (3APA3ASECURITY.NNOV.RU)
Date: Wed May 27 2009 - 13:59:18 CDT

Dear Jim Parkhurst,

It may depend on video card and video drivers and/or amount of
memory/video memory. 9 years ago there was vulnerability in Internet
explorer with displaying scaled image:
http://securityvulns.com/advisories/ie5freeze.asp results were also
different on different hardware. In some cases even mouse cursor was
frozen and reboot was only option.

--Wednesday, May 27, 2009, 7:56:56 PM, you wrote to certcert.org:

JP> If I understand the process, saving the text at [IV. Proof of
JP> concept] (following the "~~~..." to an .XHTML file, and launch the
JP> file using Firefox, I should lose functionality ("Browser doesn't
JP> respond any longer to any user input, all tabs are no longer
JP> accessible, your work if any (hail to the web 2.0) might be lost.")

JP> Using FF2.0.0.20 and the file does not result in loss of use.
JP> All tabs are functional. All JAVA links continue function. Same
JP> result for naming the POC file to .HTML, .HTM.

>>>> Thierry Zoller <ThierryZoller.lu> 05/26/2009 13:13 >>>

JP> For those that failed to reproduce, try naming the POC file with an XHTML
JP> extension.

Skype: Vladimir.Dubrovin
~/ZARAZA http://securityvulns.com/
Машина оказалась способной к единственному действию,
а именно умножению 2x2, да и то при этом ошибаясь. (Лем)