Bugtraq mailing list archives
Re: [ Hackerslab bug_paper ] Linux dump buffer overflow
From: venglin () FREEBSD LUBLIN PL (Przemyslaw Frasunek)
Date: Thu, 2 Mar 2000 06:50:07 +0100
On 01-Mar-2000 Derek Callaway wrote:
(gdb) #0 getenv (name=0x40111a70 "") at ../sysdeps/generic/getenv.c:88From this gdb session, it appears that there _could_ be a problem withthe way that glibc's time functions behave.
No. getenv() fails because *envp, argc, **argv are AFTER pathname[] buffer and gets overwritten. Of course, it is still exploitable. -- * Fido: 2:480/124 ** WWW: http://www.freebsd.lublin.pl ** NIC-HDL: PMF9-RIPE * * Inet: venglin () freebsd lublin pl ** PGP: D48684904685DF43 EA93AFA13BE170BF *
Current thread:
- Re: [ Hackerslab bug_paper ] Linux dump buffer overflow Brett Lymn (Feb 29)
- Re: [ Hackerslab bug_paper ] Linux dump buffer overflow Joe Shaw (Mar 01)
- <Possible follow-ups>
- Re: [ Hackerslab bug_paper ] Linux dump buffer overflow H D Moore (Feb 29)
- Re: [ Hackerslab bug_paper ] Linux dump buffer overflow Derek Callaway (Mar 01)
- Foundry Networks ServerIron sequence predictability fix soon to be available Andrew van der Stock (Mar 01)
- Re: [ Hackerslab bug_paper ] Linux dump buffer overflow Przemyslaw Frasunek (Mar 01)
- Re: [ Hackerslab bug_paper ] Linux dump buffer overflow Ronald Huizer (Mar 04)
- OpenLinux 2.3: rpm_query harikiri (Mar 04)
- Re: [ Hackerslab bug_paper ] Linux dump buffer overflow Eugene Teo (Mar 02)
- Re: [ Hackerslab bug_paper ] Linux dump buffer overflow Derek Callaway (Mar 02)
- Re: [ Hackerslab bug_paper ] Linux dump buffer overflow Przemyslaw Frasunek (Mar 03)
- Potential security problem with mtr Viktor Fougstedt (Mar 03)
- Re: Potential security problem with mtr LaMont Jones (Mar 03)
- Re: Potential security problem with mtr Viktor Fougstedt (Mar 03)
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- Microsoft Security Bulletin (MS00-015) Microsoft Product Security (Mar 06)
- Re: [ Hackerslab bug_paper ] Linux dump buffer overflow Derek Callaway (Mar 02)