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CVE-2009-4257

CRITICAL CVSS: 9.3 Published: 2010-01-25 Modified: 2026-06-16

Description

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.

Affected Platforms

Microsoft WindowsRealnetworks Realplayer EnterpriseRealnetworks Helix PlayerApple Mac Os XRealnetworks Realplayer SpRealnetworks Realplayer

Weakness Type

CWE-119

References