VDB
DEBIAN-CVE-2010-4255
DEBIAN-CVE-2010-4255
PUBLISHED
CVSS 8.699999809265137 HIGH
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.
Risk Scores
CVSS v4.0
8.699999809265137
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Debian:12 | xen | 0, 0, 0 |
| Debian:13 | xen | 0, 0, 0 |
| Debian:14 | xen | 0, 0, 0 |
| Debian:11 | xen | 0, 0, 0 |
Timeline
- Jan 25, 2011 CVE Published
- Apr 28, 2026 CVE Updated