High severity7.8NVD Advisory· Published Mar 2, 2009· Updated Apr 23, 2026
CVE-2009-0749
CVE-2009-0749
Description
Use-after-free vulnerability in the GIFReadNextExtension function in lib/pngxtern/gif/gifread.c in OptiPNG 0.6.2 and earlier allows context-dependent attackers to cause a denial of service (application crash) via a crafted GIF image that causes the realloc function to return a new pointer, which triggers memory corruption when the old pointer is accessed.
Affected products
3- cpe:2.3:o:suse:linux_enterprise:9-11:*:*:*:*:*:*:*
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
14- www.securityfocus.com/bid/33873nvdBroken LinkPatchThird Party AdvisoryVDB Entry
- www.vupen.com/english/advisories/2009/0510nvdBroken LinkPatchVendor Advisory
- secunia.com/advisories/34035nvdBroken LinkVendor Advisory
- www.gentoo.org/security/en/glsa/glsa-200903-12.xmlnvdThird Party Advisory
- exchange.xforce.ibmcloud.com/vulnerabilities/48879nvdThird Party AdvisoryVDB Entry
- lists.opensuse.org/opensuse-security-announce/2009-03/msg00001.htmlnvdMailing List
- lists.opensuse.org/opensuse-security-announce/2009-07/msg00002.htmlnvdMailing List
- optipng.sourceforge.netnvdProduct
- secunia.com/advisories/34201nvdBroken Link
- secunia.com/advisories/34259nvdBroken Link
- secunia.com/advisories/35685nvdBroken Link
- sourceforge.net/tracker/index.phpnvdIssue Tracking
- www.openwall.com/lists/oss-security/2009/02/24/2nvdMailing List
- www.openwall.com/lists/oss-security/2009/02/25/4nvdMailing List
News mentions
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