On Sun, 20 Jul 2003 03:40, Blu wrote: > On Sun, Jul 20, 2003 at 01:09:29AM -0500, Rod Rodolico wrote: > > I don't understand what is going on. My machine has rebooted 5 times > > between 10:00 and 18:00. I looked in syslog and the line contains 109 at > > signs (@). > > That could be somebody or something trying to use a buffer overflow > attack. That kind of attack often crashes the target machine and leaves
"less" tends to display zeros in a file as '@' characters. A sudden reboot when a file is being written can often result in zeros at the end of the file when the meta-data has been updated before the file contents. Most likely it's a symptom of minor FS corruption. -- http://www.coker.com.au/selinux/ My NSA Security Enhanced Linux packages http://www.coker.com.au/bonnie++/ Bonnie++ hard drive benchmark http://www.coker.com.au/postal/ Postal SMTP/POP benchmark http://www.coker.com.au/~russell/ My home page -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]
