libc error

mostanaban csomo programbol kilepve az kovetkezo hibauzenet fogad

*** glibc detected *** free(): invalid pointer: 0x08120cb0 ***
Félbeszakítva (core dumped)

a rendszer debian sid 2.6.15.4 es kernel

mindennap frissitem a rendszer bar most van par csomag ami vissza van tartva
sudo apt-get upgrade
Reading package lists... Done
Building dependency tree... Done
The following packages have been kept back:
e2fslibs e2fsprogs fontconfig irssi-text libblkid1 libfontconfig1 libfontconfig1-dev librpm4 librsvg2-2 librsvg2-common
openoffice.org-calc openoffice.org-common openoffice.org-core openoffice.org-draw openoffice.org-impress
openoffice.org-l10n-en-us openoffice.org-l10n-hu openoffice.org-writer postfix python-newt python-uno whiptail
0 upgraded, 0 newly installed, 0 to remove and 22 not upgraded.

valakinek valami 5let?