CVE-2009-4257

Heap-based buffer overflow in datatype/smil/common/smlpkt.cpp in smlrender.dll in RealNetworks RealPlayer 10, RealPlayer 10.5 6.0.12.1040 through 6.0.12.1741, RealPlayer 11 11.0.0 through 11.0.4, RealPlayer Enterprise, Mac RealPlayer 10 and 10.1, Linux RealPlayer 10 and 11.0.0, and Helix Player 10.x and 11.0.0 allows remote attackers to execute arbitrary code via an SMIL file with crafted string lengths.

• CWE-119

• http://lists.helixcommunity.org/pipermail/datatype-cvs/2008-September/008678.html
• http://secunia.com/advisories/38218Vendor Advisory
• http://secunia.com/advisories/38450Vendor Advisory
• http://securitytracker.com/id?1023489Patch
• http://service.real.com/realplayer/security/01192010_player/en/Patch, Vendor Advisory
• http://www.redhat.com/support/errata/RHSA-2010-0094.html
• http://www.securityfocus.com/archive/1/509105/100/0/threaded
• http://www.securityfocus.com/bid/37880
• http://www.vupen.com/english/advisories/2010/0178Patch, Vendor Advisory
• http://www.zerodayinitiative.com/advisories/ZDI-10-007/Patch
• https://bugzilla.redhat.com/show_bug.cgi?id=561309
• https://exchange.xforce.ibmcloud.com/vulnerabilities/55798
• https://helixcommunity.org/viewcvs/datatype/smil/common/smlpkt.cpp?view=log#rev1.12
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11110
• http://lists.helixcommunity.org/pipermail/datatype-cvs/2008-September/008678.html
• http://secunia.com/advisories/38218Vendor Advisory
• http://secunia.com/advisories/38450Vendor Advisory
• http://securitytracker.com/id?1023489Patch
• http://service.real.com/realplayer/security/01192010_player/en/Patch, Vendor Advisory
• http://www.redhat.com/support/errata/RHSA-2010-0094.html
• http://www.securityfocus.com/archive/1/509105/100/0/threaded
• http://www.securityfocus.com/bid/37880
• http://www.vupen.com/english/advisories/2010/0178Patch, Vendor Advisory
• http://www.zerodayinitiative.com/advisories/ZDI-10-007/Patch
• https://bugzilla.redhat.com/show_bug.cgi?id=561309
• https://exchange.xforce.ibmcloud.com/vulnerabilities/55798
• https://helixcommunity.org/viewcvs/datatype/smil/common/smlpkt.cpp?view=log#rev1.12
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11110

Published

Jan 25, 2010

Last Modified

Jun 16, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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