[Pkg-cryptsetup-devel] Bug#403075: cryptsetup luksOpen can kill unrelated processes (out of memory killer)

[Rob Walker]

> Problem is I can't reproduce the bug with your commands either
> (executing them as a regular user):
>
> (david at austin:~)$ dd if=/dev/zero of=/tmp/foo bs=1k count=1024
> 1024+0 records in
> 1024+0 records out
> 1048576 bytes (1.0 MB) copied, 0.0060463 seconds, 173 MB/s
> (david at austin:~)$ /sbin/cryptsetup luksOpen /tmp/foo /dev/mapper/_tmp_foo
> Enter LUKS passphrase:
> /tmp/foo is not a LUKS partition
> Enter LUKS passphrase:
> /tmp/foo is not a LUKS partition
> Enter LUKS passphrase:
> /tmp/foo is not a LUKS partition
> Command failed: No key available with this passphrase.
>
> (david at austin:~)$
>
> Are you able to reproduce the error with the version of cryptsetup that
> is currently in unstable?

I can reproduce the bug using the cryptsetup from unstable.  I've also tried 
it on another machine with the same results.

The unrelated process killing only seems to happen when I try it as root; 
running as a regular user usually only kills cryptsetup.

Regards

Rob