The hugepage code (hugetlb.c) in Linux kernel 2.6, possibly 2.6.12 and 2.6.13, in certain configurations, allows local users to cause a denial of service (crash) by triggering an mmap error before a prefault, which causes an error in the unmap_hugepage_area function.
marc.info/?l=linux-kernel&m=112323336017157
secunia.com/advisories/22292
secunia.com/advisories/22945
secunia.com/advisories/25714
support.avaya.com/elmodocs2/security/ASA-2006-249.htm
www.debian.org/security/2007/dsa-1304
www.redhat.com/support/errata/RHSA-2006-0689.html
www.securityfocus.com/bid/20362
bugzilla.redhat.com/bugzilla/show_bug.cgi?id=165345
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10976