Permissions, Privileges, and Access Controls in Xen - CVE-2014-3124
Published: May 7, 2014 / Updated: August 10, 2020
Vulnerability identifier: #VU41716
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2014-3124
CWE-ID: CWE-264
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vendor: Xen Project
Affected software:
Xen
Xen
Detailed vulnerability description
The vulnerability allows a remote #AU# to #BASIC_IMPACT#.
The HVMOP_set_mem_type control in Xen 4.1 through 4.4.x allows local guest HVM administrators to cause a denial of service (hypervisor crash) or possibly execute arbitrary code by leveraging a separate qemu-dm vulnerability to trigger invalid page table translations for unspecified memory page types.
How to mitigate CVE-2014-3124
Install update from vendor's website.
Sources
- http://lists.fedoraproject.org/pipermail/package-announce/2014-May/133148.html
- http://lists.fedoraproject.org/pipermail/package-announce/2014-May/133191.html
- http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00003.html
- http://security.gentoo.org/glsa/glsa-201407-03.xml
- http://www.debian.org/security/2014/dsa-3006
- http://www.openwall.com/lists/oss-security/2014/04/29/1
- http://www.openwall.com/lists/oss-security/2014/04/30/10
- http://www.securityfocus.com/bid/67113
- http://www.securitytracker.com/id/1030160
- http://xenbits.xen.org/xsa/advisory-92.html