CVE-2009-1935

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.

🔗 References (14)

• secteam@freebsdhttp://osvdb.org/55044
• secteam@freebsdhttp://secunia.com/advisories/35398
• secteam@freebsdhttp://security.freebsd.org/advisories/FreeBSD-SA-09:09.pipe.asc
• secteam@freebsdhttp://security.freebsd.org/patches/SA-09:09/pipe.patch
• secteam@freebsdhttp://www.securityfocus.com/bid/35279
• secteam@freebsdhttp://www.securitytracker.com/id?1022365
• secteam@freebsdhttps://exchange.xforce.ibmcloud.com/vulnerabilities/51109
• af854a3a-2127-422b-91ae-364da2661108http://osvdb.org/55044
• af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/35398
• af854a3a-2127-422b-91ae-364da2661108http://security.freebsd.org/advisories/FreeBSD-SA-09:09.pipe.asc
• af854a3a-2127-422b-91ae-364da2661108http://security.freebsd.org/patches/SA-09:09/pipe.patch
• af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/35279
• af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id?1022365
• af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/51109