Problems with sshd after kernel update (Debian)

My hoster updated the Linux kernel on my Debian system to 2.6.18-028stab070.5. After the update it wasn't possible to connect by ssh anymore.

Booted the system in recovery mode. /var/log/auth.log showed the following errors:

 error writing /proc/self/oom_adj: Operation not permitted error: Bind to port 22 on a.b.c.d failed: Cannot assign requested address. fatal: Cannot bind any address.

The following changes fixed the problem:



Paper about obfuscation of JavaScript

Here’s a nice paper about obfuscation techniques used for JavaScript: “Malware with your Mocha? Obfuscation and antiemulation tricks in malicious JavaScript.” [...]


Here's a nice comparison of hex editors:


Turning the Tables – Part I

Nice post about the Zeus C&C server: [...]

X won’t start after installation of VMware tools on Backtrack 4

Reboot. On the console do a fix-vesa. That's it.

See also:×768-backtrack-vm-image.html


Detecting live hosts on a target network

Nice post about network device discovery: [...]

PsExec and the Nasty Things It Can Do

Nice post about OsExec:



Nice post about limiting the number of processes an executable might spawn: [...]

Software Tester’s Day

Top 24 replies by programmers when their programs don’t work: [...]


Nice blog post about gathering information using SNMP: [...]