CVE-2004-0114 Information

Description

The shmat system call in the System V Shared Memory interface for FreeBSD 5.2 and earlier NetBSD 1.3 and earlier and OpenBSD 2.6 and earlier does not properly decrement a shared memory segment’s reference count when the vm_map_find function fails which could allow local users to gain read or write access to a portion of kernel memory and gain privileges.

Reference

ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-04:02.shmat.asc ftp://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2004-004.txt.asc http://marc.info/?l=bugtraq&m=107608375207601&w=2 http://www.openbsd.org/errata33.htmlsysvshm http://www.osvdb.org/3836 http://www.pine.nl/press/pine-cert-20040201.txt http://www.securityfocus.com/bid/9586 https://exchange.xforce.ibmcloud.com/vulnerabilities/15061