Bug 197387 - CVE-2006-2934 SCTP netfilter DoS with chunkless packets
CVE-2006-2934 SCTP netfilter DoS with chunkless packets
Product: Red Hat Enterprise Linux 4
Classification: Red Hat
Component: kernel (Show other bugs)
All Linux
medium Severity high
: ---
: ---
Assigned To: Neil Horman
Brian Brock
: Security
Depends On:
Blocks: 181411
  Show dependency treegraph
Reported: 2006-06-30 15:34 EDT by Marcel Holtmann
Modified: 2007-11-30 17:07 EST (History)
4 users (show)

See Also:
Fixed In Version: RHSA-2006-0575
Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of:
Last Closed: 2006-08-10 19:37:39 EDT
Type: ---
Regression: ---
Mount Type: ---
Documentation: ---
Verified Versions:
Category: ---
oVirt Team: ---
RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: ---

Attachments (Terms of Use)
backport of the requested patch for RHEL-4 (388 bytes, patch)
2006-07-06 10:37 EDT, Neil Horman
no flags Details | Diff

  None (edit)
Description Marcel Holtmann 2006-06-30 15:34:17 EDT
When a packet without any chunks is received, the newconntrack variable in
sctp_packet contains an out of bounds value that is used to look up an pointer
from the array of timeouts, which is then dereferenced, resulting in a crash.

Problem noticed by George A. Theall <theall@tenablesecurity.com>
Comment 4 Neil Horman 2006-07-06 10:37:11 EDT
Created attachment 132002 [details]
backport of the requested patch for RHEL-4
Comment 9 Jason Baron 2006-07-12 15:42:11 EDT
committed in stream U4 build 41. A test kernel with this patch is available from
Comment 15 Red Hat Bugzilla 2006-08-10 19:37:39 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.


Note You need to log in before you can comment on or make changes to this bug.