Vulnerabilities > CVE-2003-1234 - Integer Overflow vulnerability in FreeBSD System Call f_count
Attack vector
LOCAL Attack complexity
LOW Privileges required
NONE Confidentiality impact
NONE Integrity impact
PARTIAL Availability impact
PARTIAL Summary
Integer overflow in the f_count counter in FreeBSD before 4.2 through 5.0 allows local users to cause a denial of service (crash) and possibly execute arbitrary code via multiple calls to (1) fpathconf and (2) lseek, which do not properly decrement f_count through a call to fdrop.
Vulnerable Configurations
References
- ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-02:44.filedesc.asc
- http://archives.neohapsis.com/archives/bugtraq/2003-01/0057.html
- http://archives.neohapsis.com/archives/vulnwatch/2003-q1/0006.html
- http://secunia.com/advisories/7821
- http://www.iss.net/security_center/static/10993.php
- http://www.pine.nl/press/pine-cert-20030101.txt
- http://www.securityfocus.com/archive/1/305308/30/26420/threaded
- http://www.securityfocus.com/bid/6524
- http://www.securitytracker.com/id?1005898