[kernel] r5297 - patch-tracking

Moritz Muehlenhoff jmm-guest at costa.debian.org
Thu Jan 5 23:36:40 UTC 2006


Author: jmm-guest
Date: Thu Jan  5 23:36:39 2006
New Revision: 5297

Modified:
   patch-tracking/CVE-2004-0565
Log:
CVE-2004-0565 resolved for Sarge.


Modified: patch-tracking/CVE-2004-0565
==============================================================================
--- patch-tracking/CVE-2004-0565	(original)
+++ patch-tracking/CVE-2004-0565	Thu Jan  5 23:36:39 2006
@@ -12,12 +12,16 @@
  only checks the MFH bit but does not verify the FPH owner, which allows local
  users to read register values of other processes by setting the MFH bit.
 Notes: 
+ jmm> I've verified that the check for FPH ownership is included in stock 2.6.8:
+ jmm> # define switch_to(prev,next,last) do {                                         \
+ jmm>         if (ia64_psr(ia64_task_regs(prev))->mfh && ia64_is_local_fpu_owner(prev)) {
+ jmm> So it's N/A, but I don't know at which time it was fixed upstream
 Bugs: 
 upstream: released (2.4.27)
 linux-2.6: 
-2.6.8-sarge-security: 
+2.6.8-sarge-security: N/A
 2.4.27-sarge-security: N/A
-2.6.8: 
+2.6.8: N/A
 2.4.19-woody-security: pending (2.4.19-4.woody3)
 2.4.18-woody-security: released (2.4.18-14.4)
 2.4.17-woody-security: pending (2.4.17-1woody4)



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