Red Hat Bugzilla – Bug 394501
Kernel oops in SELinux/MLS/NetLabel
Last modified: 2007-12-05 15:42:20 EST
Description of problem:
Recently there was a change to the SELinux MLS category bitmap implementation
which introduced a bug in the mls_export_netlbl_cat() function which can cause
systems using NetLabel to oops. There is already a patch upstream which
addresses this problem:
Version-Release number of selected component (if applicable):
Problem exists with kernels 2.6.23-1.42.fc8 and 2.6.23-1.49.fc8 (possibly
Steps to Reproduce:
1. Receive CIPSOv4 labeled traffic
Kernel oops with the EIP pointing to ebitmap_netlbl_export+0x46 on x86.
Patch is already in CVS.