Bug 488310 (CVE-2009-0757)

Summary:	CVE-2009-0757 mpfr: multiple buffer overflows lead to DoS
Product:	[Other] Security Response	Reporter:	Vincent Danen <vdanen>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED NOTABUG	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	varekova
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
URL:	http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2009-0757
Whiteboard:
Fixed In Version:		Doc Type:	Bug Fix
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2009-03-11 18:29:16 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:
Bug Depends On:	488311, 488312
Bug Blocks:

Description Vincent Danen 2009-03-03 18:07:17 UTC

Common Vulnerabilities and Exposures assigned an identifier CVE-2009-0757 to
the following vulnerability:

Name: CVE-2009-0757
URL: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0757
Assigned: 20090303
Reference: MLIST:[oss-security] 20090302 CVE Request: mpfr (Buffer Overflow)
Reference: URL: http://www.openwall.com/lists/oss-security/2009/03/02/4
Reference: CONFIRM: http://mpfr.loria.fr/mpfr-2.4.1/

Multiple buffer overflows in GNU MPFR 2.4.0 allow context-dependent
attackers to cause a denial of service (crash) via the (1)
mpfr_snprintf and (2) mpfr_vsnprintf functions.

Comment 1 Vincent Danen 2009-03-03 18:07:40 UTC

Created mpfr tracking bugs for this issue

CVE-2009-0757 Affects: F10 [bug #488311]
CVE-2009-0757 Affects: F9 [bug #488312]

Comment 2 Vincent Danen 2009-03-11 18:27:20 UTC

This does _NOT_ affect Fedora 10 or 9 because the functions in question were introduced in version 2.4.0 and do not exist in the currently shipped 2.3.1 packages.

http://mpfr.loria.fr/mpfr-2.4.0/index.html#changes