Bug 738398 (CVE-2011-3326)

Summary: CVE-2011-3326 Quagga (ospfd): Denial of service by decoding Link State Update LSAs of unknown type
Product: [Other] Security Response Reporter: Jan Lieskovsky <jlieskov>
Component: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Status: CLOSED ERRATA QA Contact:
Severity: low Docs Contact:
Priority: low    
Version: unspecifiedCC: asersen, jskala, security-response-team
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard: impact=low,public=20110926,reported=20110914,source=cert,cvss2=2.9/AV:A/AC:M/Au:N/C:N/I:N/A:P,rhel-4/quagga=affected,rhel-5/quagga=affected,rhel-6/quagga=affected,fedora-all/quagga=affected
Fixed In Version: quagga 0.99.19 Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2012-09-13 12:45:20 EDT Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: ---
Bug Depends On: 741343, 845163, 845526, 845528, 845529    
Bug Blocks: 738408    
Attachments:
Description Flags
Upstream CVE-2011-3326 patch for Quagga-master branch
none
Improved upstream patch none

Description Jan Lieskovsky 2011-09-14 13:36:36 EDT
A denial of service flaw was found in the way ospfd daemon of the Quagga routing suite processed Link State Update Link-State-Advertisements (LSAs) of type, which was not known to Quagga. A configured OSPF peer could use this flaw to cause the master OSPF daemon (ospfd) to crash.
Comment 1 Jan Lieskovsky 2011-09-14 13:38:20 EDT
This issue affects the versions of the quagga package, as shipped with Red Hat
Enterprise Linux 4, 5, and 6.

--

This issue affects the versions of the quagga package, as shipped with Fedora
release of 14 and 15.
Comment 3 Jan Lieskovsky 2011-09-14 13:40:51 EDT
Created attachment 523213 [details]
Upstream CVE-2011-3326 patch for Quagga-master branch
Comment 5 Jan Lieskovsky 2011-09-26 12:01:17 EDT
Public now via:
[1] https://www.cert.fi/en/reports/2011/vulnerability539178.html
Comment 6 Jan Lieskovsky 2011-09-26 12:07:39 EDT
Created quagga tracking bugs for this issue

Affects: fedora-all [bug 741343]
Comment 7 Fedora Update System 2011-10-18 18:15:59 EDT
quagga-0.99.20-2.fc14 has been pushed to the Fedora 14 stable repository.  If problems still persist, please make note of it in this bug report.
Comment 8 Fedora Update System 2011-10-18 18:20:12 EDT
quagga-0.99.20-2.fc15 has been pushed to the Fedora 15 stable repository.  If problems still persist, please make note of it in this bug report.
Comment 9 Fedora Update System 2011-10-19 00:39:56 EDT
quagga-0.99.20-2.fc16 has been pushed to the Fedora 16 stable repository.  If problems still persist, please make note of it in this bug report.
Comment 13 Adam Tkac 2012-08-08 10:35:37 EDT
Created attachment 603051 [details]
Improved upstream patch
Comment 14 errata-xmlrpc 2012-09-12 16:05:42 EDT
This issue has been addressed in following products:

  Red Hat Enterprise Linux 6

Via RHSA-2012:1259 https://rhn.redhat.com/errata/RHSA-2012-1259.html
Comment 15 errata-xmlrpc 2012-09-12 16:06:22 EDT
This issue has been addressed in following products:

  Red Hat Enterprise Linux 5

Via RHSA-2012:1258 https://rhn.redhat.com/errata/RHSA-2012-1258.html
Comment 16 Murray McAllister 2012-09-12 22:53:08 EDT
Acknowledgements:

Red Hat would like to thank CERT-FI for reporting this issue. CERT-FI acknowledges Riku Hietamäki, Tuomo Untinen and Jukka Taimisto of the Codenomicon CROSS project as the original reporters.