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>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
From: Valdis.Kletnieks at vt.edu (Valdis.Kletnieks@...edu)
Subject: Local DoS in windows. 

On Sun, 12 Oct 2003 02:18:16 +0200, Richard Spiers <dksaarth@...x.za.net>  said:
> whoopee!. Bleh. Really a security issue? Same thing happens if you have show
> windows content enabled and you drag around a window, as long as your
> dragging the window, the cpu will remain close to 100 % usage. Significant?

Probably not directly, but possibly indirectly.

The questions are, of course:

1) Is the 100% cycle sucking done as a pre-emptible thing, or can you
cpu-starve something else using it?

2) Is there some *other* security-related API that botches incorrectly if it's
cpu-starved?

> No, unless its proof of some shoddy coding of some-sort.

A hammer is a useful tool for finding  non-impact-resistant screws......
-------------- next part --------------
A non-text attachment was scrubbed...
Name: not available
Type: application/pgp-signature
Size: 226 bytes
Desc: not available
Url : http://lists.grok.org.uk/pipermail/full-disclosure/attachments/20031011/a217160a/attachment.bin

Powered by blists - more mailing lists