Bug 630677 (CVE-2010-2810)

Summary:	CVE-2010-2810 Lynx: Heap-based buffer overflow by processing URLs with % (percent) character in the domain name
Product:	[Other] Security Response	Reporter:	Jan Lieskovsky <jlieskov>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED NOTABUG	QA Contact:
Severity:	unspecified	Docs Contact:
Priority:	unspecified
Version:	unspecified	CC:	kdudka, mjc
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	Bug Fix
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2010-09-06 17:09:27 UTC	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:

Description Jan Lieskovsky 2010-09-06 17:02:23 UTC

Common Vulnerabilities and Exposures assigned an identifier CVE-2010-2810 to
the following vulnerability:

Heap-based buffer overflow in the convert_to_idna function in 
WWW/Library/Implementation/HTParse.c in Lynx 2.8.8dev.1 through 
2.8.8dev.4 allows remote attackers to cause a denial of service 
(application crash) or possibly execute arbitrary code via 
a malformed URL containing a % (percent) character in the domain 
name. 

References:
  [1] http://cve.mitre.org/cgi-bin/cvename.cgi?name=2010-2810
  [2] http://marc.info/?l=oss-security&m=128151768510564&w=2
  [3] http://marc.info/?l=oss-security&m=128152412221677&w=2
  [4] https://bugs.launchpad.net/ubuntu/+source/lynx-cur/+bug/613254
  [5] http://www.vupen.com/english/advisories/2010/2042
  [6] http://xforce.iss.net/xforce/xfdb/61007

Comment 1 Jan Lieskovsky 2010-09-06 17:04:38 UTC

This issue did NOT affect the versions of the lynx package, as shipped
with Red Hat Enterprise Linux 3, 4, or 5.

--

This issue did NOT affect the versions of the lynx package, as shipped
with Fedora release of 12 and 13.