Description
Integer overflow in the pipe_build_write_buffer function (sys/kern/sys_pipe.c) in the direct write optimization feature in the pipe implementation in FreeBSD 7.1 through 7.2 and 6.3 through 6.4 allows local users to bypass virtual-to-physical address lookups and read sensitive information in memory pages via unspecified vectors.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- https://exchange.xforce.ibmcloud.com/vulnerabilities/51109 ↗
- http://security.freebsd.org/patches/SA-09:09/pipe.patch ↗
- http://www.securityfocus.com/bid/35279 ↗
- http://secunia.com/advisories/35398 ↗
- http://osvdb.org/55044 ↗
- http://www.securitytracker.com/id?1022365 ↗
- http://security.freebsd.org/advisories/FreeBSD-SA-09:09.pipe.asc ↗