The fixup_page_fault function in arch/x86/traps.c in Xen 4.0.1 and earlier on 64-bit platforms, when paravirtualization is enabled, does not verify that kernel mode is used to call the handle_gdt_ldt_mapping_fault function, which allows guest OS users to cause a denial of service (host OS BUG_ON) via a crafted memory access.
References
History
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MITRE Information
Status: PUBLISHED
Assigner: redhat
Published: 2011-01-25T00:00:00
Updated: 2018-10-10T18:57:01
Reserved: 2010-11-16T00:00:00
Link: CVE-2010-4255
JSON object: View
NVD Information
Status : Modified
Published: 2011-01-25T01:00:01.393
Modified: 2018-10-10T20:07:52.833
Link: CVE-2010-4255
JSON object: View
Redhat Information
No data.
CWE