CVE-2010-4255

CVE-2010-4255 affects Xen 4.0.1 and earlier on x86_64 PV; fixup_page_fault in arch/x86/traps.c may call handle_gdt_ldt_mapping_fault without verifying kernel mode, allowing a guest OS user to trigger host OS denial of service (BUG_ON). MiracleLinux/VMware/Linux advisories include this CVE among f...

CVE-2010-4255

The fixuppagefault 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 handlegdtldtmappingfault function, which allows guest OS users to cause a denial of service host OS BUGON via a...