Bug 243746 - CVE-2007-2876 {ip, nf}_conntrack_sctp: remotely triggerable NULL ptr dereference
Summary: CVE-2007-2876 {ip, nf}_conntrack_sctp: remotely triggerable NULL ptr dereference
Alias: None
Product: Red Hat Enterprise Linux 4
Classification: Red Hat
Component: kernel   
(Show other bugs)
Version: 4.0
Hardware: All Linux
Target Milestone: ---
: ---
Assignee: Jason Baron
QA Contact: Martin Jenner
Whiteboard: impact=important,source=kernelsec,rep...
Keywords: Security
Depends On: 243245
TreeView+ depends on / blocked
Reported: 2007-06-11 17:09 UTC by Linda Wang
Modified: 2013-03-06 05:59 UTC (History)
3 users (show)

Fixed In Version: RHSA-2007-0488
Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of:
Last Closed: 2007-06-25 18:06:11 UTC
Type: ---
Regression: ---
Mount Type: ---
Documentation: ---
Verified Versions:
Category: ---
oVirt Team: ---
RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: ---

Attachments (Terms of Use)

External Trackers
Tracker ID Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2007:0488 normal SHIPPED_LIVE Important: kernel security update 2008-01-09 18:29:42 UTC

Description Linda Wang 2007-06-11 17:09:08 UTC
+++ This bug was initially created as a clone of Bug #243245 +++

From Vilmos Nebehaj:

When creating a new connection by sending an unknown chunk type, we don't
transition to a valid state, causing a NULL pointer dereference in sctp_packet
when accessing sctp_timeouts[SCTP_CONNTRACK_NONE].

Comment 1 RHEL Product and Program Management 2007-06-11 17:16:01 UTC
This request was evaluated by Red Hat Product Management for inclusion in a Red
Hat Enterprise Linux maintenance release.  Product Management has requested
further review of this request by Red Hat Engineering, for potential
inclusion in a Red Hat Enterprise Linux Update release for currently deployed
products.  This request is not yet committed for inclusion in an Update

Comment 2 Jason Baron 2007-06-12 15:52:50 UTC
 committed in stream rhel‑4.5.z build 55.0.1

Comment 4 Joshua Giles 2007-06-21 23:22:34 UTC
testcase or reproducer please.

Comment 6 Red Hat Bugzilla 2007-06-25 18:06:11 UTC
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.


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