CVE-2011-2501

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Summary

CVECVE-2011-2501
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_format_buffer 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 allows remote attackers to cause a denial of service (application crash) via a crafted PNG image that triggers an out-of-bounds read during the copying of error-message data. NOTE: this vulnerability exists because of a CVE-2004-0421 regression. NOTE: this is called an off-by-one error by some sources.

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-125 | 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
PNG and MNG/JNG image formats: home site / Thread: [png-mng-implement] CVE-2004-0421 af854a3a-2127-422b-91ae-364da2661108 sourceforge.net Exploit, Issue Tracking, Third Party Advisory
libpng 'pngerror.c' Off-By-One Error Denial Of Service Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com Third Party Advisory, VDB Entry
LIBPNG: PNG reference library / Git tools af854a3a-2127-422b-91ae-364da2661108 libpng.git.sourceforge.net
IBM X-Force Exchange af854a3a-2127-422b-91ae-364da2661108 exchange.xforce.ibmcloud.com Third Party Advisory, VDB Entry
Security Alerts - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com Broken Link
Security Alerts - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com Broken Link
[SECURITY] Fedora 14 Update: libpng-1.2.46-1.fc14 af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org 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
Security Advisory SA45486 - Slackware update for libpng - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com Broken Link
USN-1175-1: libpng vulnerabilities | Ubuntu af854a3a-2127-422b-91ae-364da2661108 www.ubuntu.com Third Party Advisory
oss-security - Re: CVE request for libpng regression (CVE-2004-0421) af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Mailing List, Patch, Third Party Advisory
[SECURITY] Fedora 14 Update: mingw32-libpng-1.4.3-2.fc14 af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org Mailing List, Third Party Advisory
oss-security - CVE request for libpng regression (CVE-2004-0421) af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Mailing List, Patch, Third Party Advisory
Ubuntu update for libpng - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Broken Link
Security Alerts - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com Broken Link
The Slackware Linux Project: Slackware Security Advisories af854a3a-2127-422b-91ae-364da2661108 slackware.com Mailing List, Patch, Third Party Advisory
Security Alerts - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com Broken Link
Support af854a3a-2127-422b-91ae-364da2661108 www.redhat.com Broken Link
Fedora update for mingw32-libpng - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Broken Link
Bug 717084 – CVE-2011-2501 libpng: regression of CVE-2004-0421 in 1.2.23+ af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com Issue Tracking, Patch, Third Party 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
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NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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