CVE-2006-7252 - Frail Canyons

Description

Integer overflow in the calloc function in libc/stdlib/malloc.c in jemalloc in libc for FreeBSD 6.4 and NetBSD makes it easier for context-dependent attackers to perform memory-related attacks such as buffer overflows via a large size value which triggers a memory allocation of one byte.

Reference

http://svnweb.freebsd.org/base?view=revision&revision=161263 http://kqueue.org/blog/2012/03/05/memory-allocator-security-revisited/