Description of problem: Buffer overflow in the bufprint function in capiutil.c in libcapi, as used in Linux kernel 2.6.9 to 2.6.20 and isdn4k-utils, allows local users to cause a denial of service (crash) and possibly gain privileges via a crafted CAPI packet. This issue public via: http://bugs.gentoo.org/show_bug.cgi?id=170867 The reporter (Sune Kloppenborg Jeppesen <jaervosz>) did not attach a patch :o(.
This was addressed via: Red Hat Enterprise Linux version 3 (RHSA-2007:0671) Red Hat Enterprise Linux version 2.1 (RHSA-2007:0672) Red Hat Linux Advanced Workstation 2.1 (RHSA-2007:0673) Red Hat Enterprise Linux version 5 (RHSA-2007:0705) Red Hat Enterprise Linux version 4 (RHSA-2007:0774)