Heap-based buffer overflow in the CDrawPoly::Serialize function in fxscover.exe in Microsoft Windows Fax Services Cover Page Editor 5.2 r2 in Windows XP Professional SP3, Server 2003 R2 Enterprise Edition SP2, and Windows 7 Professional allows remote attackers to execute arbitrary code via a long record in a Fax Cover Page (.cov) file. NOTE: some of these details are obtained from third party information.

win32k.sys in the kernel-mode drivers in Microsoft Windows Server 2003 SP2 and R2 SP2 allows local users to gain privileges or cause a denial of service (memory corruption) via a crafted application, aka "Win32k Memory Corruption Elevation of Privilege Vulnerability."