Medium severity6.5NVD Advisory· Published Jul 17, 2011· Updated Jun 16, 2026
CVE-2011-2691
CVE-2011-2691
Description
The 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.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
6- cpe:2.3:o:fedoraproject:fedora:14:*:*:*:*:*:*:*
Patches
Vulnerability mechanics
References
17- bugzilla.redhat.com/show_bug.cginvdExploitIssue TrackingPatchThird Party Advisory
- lists.apple.com/archives/Security-announce/2011//Oct/msg00003.htmlnvdMailing ListThird Party Advisory
- lists.fedoraproject.org/pipermail/package-announce/2011-July/063118.htmlnvdMailing ListThird Party Advisory
- marc.infonvdMailing ListThird Party Advisory
- security.gentoo.org/glsa/glsa-201206-15.xmlnvdThird Party Advisory
- support.apple.com/kb/HT5002nvdThird Party Advisory
- www.debian.org/security/2011/dsa-2287nvdThird Party Advisory
- www.libpng.org/pub/png/libpng.htmlnvdProductVendor Advisory
- www.openwall.com/lists/oss-security/2011/07/13/2nvdMailing ListThird Party Advisory
- www.securityfocus.com/bid/48660nvdThird Party AdvisoryVDB Entry
- exchange.xforce.ibmcloud.com/vulnerabilities/68537nvdThird Party AdvisoryVDB Entry
- secunia.com/advisories/45046nvdBroken Link
- secunia.com/advisories/45405nvdBroken Link
- secunia.com/advisories/45492nvdBroken Link
- secunia.com/advisories/49660nvdBroken Link
- www.mandriva.com/security/advisoriesnvdBroken Link
- libpng.git.sourceforge.net/git/gitweb.cginvd
News mentions
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