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CVE-2015-7835

nvd nist
Published: Oct 30, 2015Modified: May 6, 2026

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7.2
Vector
AV:L/AC:L/Au:N/C:C/I:C/A:C
Exploitability: 3.9 / Impact: 10.0
Source: NVD

Description

The mod_l2_entry function in arch/x86/mm.c in Xen 3.4 through 4.6.x does not properly validate level 2 page table entries, which allows local PV guest administrators to gain privileges via a crafted superpage mapping.

Affected (30)

Products: Xen: Xen
1 product
Xen
Configuration A
30 vulnerable
Vulnerable SoftwareAffected Versions
Xen
Version 3.4.0
Version 3.4.1
Version 3.4.2
Version 3.4.3
Version 3.4.4
Version 4.0.0
Version 4.0.1
Version 4.0.2
Version 4.0.3
Version 4.0.4
Version 4.1.0
Version 4.1.1
Version 4.1.2
Version 4.1.3
Version 4.1.4
Version 4.1.5
Version 4.1.6.1
Version 4.2.0
Version 4.2.1
Version 4.2.2
Version 4.2.3
Version 4.3.0
Version 4.3.1
Version 4.3.2
Version 4.3.4
Version 4.4.0
Version 4.4.1
Version 4.5.0
Version 4.5.1
Version 4.6.0

References (24)

Source: cve@mitre.org
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108

Timeline

No history available yet.