Bug 155283 - CAN-2005-0136 ptrace corner cases on ia64
CAN-2005-0136 ptrace corner cases on ia64
Status: CLOSED ERRATA
Product: Red Hat Enterprise Linux 4
Classification: Red Hat
Component: kernel (Show other bugs)
4.0
ia64 Linux
medium Severity medium
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Assigned To: Neil Horman
Brian Brock
: Security
Depends On:
Blocks:
  Show dependency treegraph
 
Reported: 2005-04-18 15:19 EDT by Neil Horman
Modified: 2007-11-30 17:07 EST (History)
7 users (show)

See Also:
Fixed In Version:
Doc Type: Bug Fix
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Last Closed: 2005-06-08 11:14:09 EDT
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RHEL 7.3 requirements from Atomic Host:
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Attachments (Terms of Use)
patch to prevent ia64 ptrace crash (6.38 KB, patch)
2005-04-18 15:19 EDT, Neil Horman
no flags Details | Diff
test case to recreate bug (20.00 KB, application/octet-stream)
2005-04-18 16:13 EDT, Neil Horman
no flags Details

  None (edit)
Description Neil Horman 2005-04-18 15:19:07 EDT
+++ This bug was initially created as a clone of Bug #148862 +++

Read the description of this issue at 
http://www.gelato.unsw.edu.au/linux-ia64/0409/11073.html

A patch for 2.6 was committed:
http://lia64.bkbits.net:8080/linux-ia64-release-2.6.11/cset@41f2d1eePludGYyb1yOmGaW6Iois8Q

Impact looks like it is a unprivileged DoS at least, possibly more.

Currently embargoed, no date set.
Comment 1 Neil Horman 2005-04-18 15:19:08 EDT
Created attachment 113340 [details]
patch to prevent ia64 ptrace crash
Comment 2 Dave Jones 2005-04-18 15:44:10 EDT
Not needed for RHEL4. This bug only occurs if CONFIG_AUDIT=n
Comment 3 Neil Horman 2005-04-18 16:13:55 EDT
Created attachment 113343 [details]
test case to recreate bug

This bug is re-createable with the above test case (provided by intel) on all
of our RHEL4 kernels, GA through the cvs head.
Comment 10 Tim Powers 2005-06-08 11:14:09 EDT
An advisory has been issued which should help the problem
described in this bug report. This report is therefore being
closed with a resolution of ERRATA. For more information
on the solution and/or where to find the updated files,
please follow the link below. You may reopen this bug report
if the solution does not work for you.

http://rhn.redhat.com/errata/RHSA-2005-420.html

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