CVE-2011-2691

MITRE NVD CVE.ORG JSON API Print: PDF PDF

Summary

CVECVE-2011-2691
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2011-07-17 20:55:01 UTC
Updated2026-04-29 01:13:23 UTC
DescriptionThe png_err function in pngerror.c in libpng 1.0.x before 1.0.55, 1.2.x before 1.2.45, 1.4.x before 1.4.8, and 1.5.x before 1.5.4 makes a function call using a NULL pointer argument instead of an empty-string argument, which allows remote attackers to cause a denial of service (application crash) via a crafted PNG image.

Risk And Classification

Primary CVSS: v3.1 6.5 MEDIUM from [email protected]

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Problem Types: CWE-476 | n/a

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary6.5MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
2.0[email protected]Primary4.3AV:N/AC:M/Au:N/C:N/I:N/A:P

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Medium
Authentication
None
Confidentiality
None
Integrity
None
Availability
Partial

AV:N/AC:M/Au:N/C:N/I:N/A:P

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Libpng Libpng All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
Bug 720608 – CVE-2011-2691 libpng: Crash in png_default_error due to use of NULL Pointer af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com Exploit, Issue Tracking, Patch, Third Party Advisory
Security Alerts - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com Broken Link
oss-security - Security issues fixed in libpng 1.5.4 af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Mailing List, Third Party Advisory
Security Alerts - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com Broken Link
LIBPNG: PNG reference library / Git tools af854a3a-2127-422b-91ae-364da2661108 libpng.git.sourceforge.net
[SECURITY] Fedora 14 Update: libpng-1.2.46-1.fc14 af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org Mailing List, Third Party Advisory
APPLE-SA-2011-10-12-3 OS X Lion v10.7.2 and Security Update 2011-006 af854a3a-2127-422b-91ae-364da2661108 lists.apple.com Mailing List, Third Party Advisory
libpng Multiple Vulnerabilities - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Broken Link
Gentoo Linux Documentation -- libpng: Multiple vulnerabilities af854a3a-2127-422b-91ae-364da2661108 security.gentoo.org Third Party Advisory
Debian -- Security Information -- DSA-2287-1 libpng af854a3a-2127-422b-91ae-364da2661108 www.debian.org Third Party Advisory
About the security content of OS X Lion v10.7.2 and Security Update 2011-006 af854a3a-2127-422b-91ae-364da2661108 support.apple.com Third Party Advisory
'[security bulletin] HPSBMU02776 SSRT100852 rev.1 - HP Onboard Administrator (OA), Remote Unauthorize' - MARC af854a3a-2127-422b-91ae-364da2661108 marc.info Mailing List, Third Party Advisory
Security Alerts - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com Broken Link
libpng Buffer Overflow and Denial of Service Vulnerabilities af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com Third Party Advisory, VDB Entry
IBM X-Force Exchange af854a3a-2127-422b-91ae-364da2661108 exchange.xforce.ibmcloud.com Third Party Advisory, VDB Entry
libpng Home Page af854a3a-2127-422b-91ae-364da2661108 www.libpng.org Product, Vendor Advisory
Support / Security / Advisories / / MDVSA-2011:151 | Mandriva af854a3a-2127-422b-91ae-364da2661108 www.mandriva.com Broken Link
LIBPNG: PNG reference library / Git tools MITRE libpng.git.sourceforge.net
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

© CVE.report 2026

Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. It is the responsibility of user to evaluate the accuracy, completeness or usefulness of any information, opinion, advice or other content. EACH USER WILL BE SOLELY RESPONSIBLE FOR ANY consequences of his or her direct or indirect use of this web site. ALL WARRANTIES OF ANY KIND ARE EXPRESSLY DISCLAIMED. This site will NOT BE LIABLE FOR ANY DIRECT, INDIRECT or any other kind of loss.

CVE, CWE, and OVAL are registred trademarks of The MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. This site includes MITRE data granted under the following license.

Free CVE JSON API cve.report/api

CVE.report and Source URL Uptime Status status.cve.report