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Archive for July 02, 2009

CVE-2008-3531: FreeBSD kernel stack overflow exploit development

About four months ago I developed a reliable exploit for vulnerability CVE-2008-3531, which is also addressed in the advisory FreeBSD-SA-08:08.nmount. In this post I will use this vulnerability to provide an overview of the development process for FreeBSD kernel stack exploits.

CVE-2008-3531 is a kernel stack overflow vulnerability that affects FreeBSD versions 7.0-RELEASE and 7.0-STABLE, but not 7.1-RELEASE nor 7.1-STABLE as the CVE entry seems to suggest.

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