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.
Vector
NETWORK
Complexity
LOW
Authentication
NONE
Confidentiality
NONE
Integrity
NONE
Availability
PARTIAL
| Advisory | Patch | Confirmed | Link |
|---|---|---|---|
| http://svnweb.freebsd.org/base?view=revision&revision=16... | |||
| http://kqueue.org/blog/2012/03/05/memory-allocator-secur... |