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Vulnerability Details : CVE-2015-7835

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.
Publish Date : 2015-10-30 Last Update Date : 2018-10-30
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- CVSS Scores & Vulnerability Types

CVSS Score
Confidentiality Impact Complete (There is total information disclosure, resulting in all system files being revealed.)
Integrity Impact Complete (There is a total compromise of system integrity. There is a complete loss of system protection, resulting in the entire system being compromised.)
Availability Impact Complete (There is a total shutdown of the affected resource. The attacker can render the resource completely unavailable.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Gain privileges

- Products Affected By CVE-2015-7835

# Product Type Vendor Product Version Update Edition Language
1 OS XEN XEN 3.4.0 Version Details Vulnerabilities
2 OS XEN XEN 3.4.1 Version Details Vulnerabilities
3 OS XEN XEN 3.4.2 Version Details Vulnerabilities
4 OS XEN XEN 3.4.3 Version Details Vulnerabilities
5 OS XEN XEN 3.4.4 Version Details Vulnerabilities
6 OS XEN XEN 4.0.0 Version Details Vulnerabilities
7 OS XEN XEN 4.0.1 Version Details Vulnerabilities
8 OS XEN XEN 4.0.2 Version Details Vulnerabilities
9 OS XEN XEN 4.0.3 Version Details Vulnerabilities
10 OS XEN XEN 4.0.4 Version Details Vulnerabilities
11 OS XEN XEN 4.1.0 Version Details Vulnerabilities
12 OS XEN XEN 4.1.1 Version Details Vulnerabilities
13 OS XEN XEN 4.1.2 Version Details Vulnerabilities
14 OS XEN XEN 4.1.3 Version Details Vulnerabilities
15 OS XEN XEN 4.1.4 Version Details Vulnerabilities
16 OS XEN XEN 4.1.5 Version Details Vulnerabilities
17 OS XEN XEN Version Details Vulnerabilities
18 OS XEN XEN 4.2.0 Version Details Vulnerabilities
19 OS XEN XEN 4.2.1 Version Details Vulnerabilities
20 OS XEN XEN 4.2.2 Version Details Vulnerabilities
21 OS XEN XEN 4.2.3 Version Details Vulnerabilities
22 OS XEN XEN 4.3.0 Version Details Vulnerabilities
23 OS XEN XEN 4.3.1 Version Details Vulnerabilities
24 OS XEN XEN 4.3.2 Version Details Vulnerabilities
25 OS XEN XEN 4.3.4 Version Details Vulnerabilities
26 OS XEN XEN 4.4.0 Version Details Vulnerabilities
27 OS XEN XEN 4.4.1 - Version Details Vulnerabilities
28 OS XEN XEN 4.5.0 Version Details Vulnerabilities
29 OS XEN XEN 4.5.1 Version Details Vulnerabilities
30 OS XEN XEN 4.6.0 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions

- References For CVE-2015-7835
GENTOO GLSA-201604-03
BID 77366 Xen CVE-2015-7835 Privilege Escalation Vulnerability Release Date:2015-11-19
FEDORA FEDORA-2015-a931b02be2
FEDORA FEDORA-2015-6f6b79efe2
SUSE openSUSE-SU-2015:1965
SUSE openSUSE-SU-2015:2250
FEDORA FEDORA-2015-242be2c240

- Metasploit Modules Related To CVE-2015-7835

There are not any metasploit modules related to this CVE entry (Please visit for more information)

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