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.
http://marc.info/?l=linux-kernel&m=112323336017157
http://secunia.com/advisories/22292
http://secunia.com/advisories/22945
http://secunia.com/advisories/25714
http://support.avaya.com/elmodocs2/security/ASA-2006-249.htm
http://www.debian.org/security/2007/dsa-1304
http://www.redhat.com/support/errata/RHSA-2006-0689.html
http://www.securityfocus.com/bid/20362
https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=165345
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10976
Source: MITRE
Published: 2005-12-31
Updated: 2017-10-11
Type: NVD-CWE-Other
Base Score: 4.9
Vector: AV:L/AC:L/Au:N/C:N/I:N/A:C
Impact Score: 6.9
Exploitability Score: 3.9
Severity: MEDIUM