Vulnerability in Xen
CVE-2012-5514
The guest_physmap_mark_populate_on_demand function in Xen 4.2 and earlier does not properly unlock the subject GFNs when checking if they are in use, which allows local guest HVM administrators to cause a denial of service (hang) via unspecified vectors.
Published · last modified .
CVSS v2 metric
CVSS v2 base score 4.7 (Medium). Vector: AV:L/AC:M/Au:N/C:N/I:N/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.004 (32.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 33rd percentile — 32.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Xen — versions 3.0.2, 3.0.3, 3.0.4
References
- secunia.com/advisories/55082 (third-party-advisory)
- lists.opensuse.org/opensuse-security-announce/2013-01/msg00011.html (vendor-advisory)
- lists.opensuse.org/opensuse-updates/2013-04/msg00052.html (vendor-advisory)
- www.securityfocus.com/bid/56803 (vdb-entry)
- support.citrix.com/article/CTX135777
- security.gentoo.org/glsa/glsa-201309-24.xml (vendor-advisory)
- www.debian.org/security/2012/dsa-2582 (vendor-advisory)
- exchange.xforce.ibmcloud.com/vulnerabilities/80483 (vdb-entry)
- www.openwall.com/lists/oss-security/2012/12/03/12 (mailing-list)
- secunia.com/advisories/51397 (Vendor Advisory, third-party-advisory)