full-disclosure - Re: bzip2 bombs still causes problems in antivirus-software

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]

Message-ID: <000001c3d7b7$b6695810$0201a8c0@fosi>
From: steve.wray at paradise.net.nz (Steve Wray)
Subject: Re: bzip2 bombs still causes problems in
 antivirus-software

> Dr. Peter Bieringer
> 
> Steve Wray schreibt: 
> 
> > It would probably be a good idea to implement ulimit
> > restrictions on the user that the software runs as.
> 
> Mostly "root"...and this will cause sure other fun, looks 
> like some software didn't expect that file system runs out-of-space
and still 
> hang and have no fail-safe mechanism here... 

If your antivirus software (which, by definition, is routinely exposed
to 'malware') runs as root, then you have worse potential issues than
just a bzip bomb consuming resources.