Vulnerability in Xen
CVE-2014-8866
The compatibility mode hypercall argument translation in Xen 3.3.x through 4.4.x, when running on a 64-bit hypervisor, allows local 32-bit HVM guests to cause a denial of service (host crash) via vectors involving altering the high halves of registers while in 64-bit mode.
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 (35.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 35th percentile — 35.1% 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 3.3.0, 3.3.1, 3.3.2
- Debian Linux — versions 7.0
- openSUSE — versions 13.1, 13.2
Weakness classification (CWE)
References
- security.gentoo.org/glsa/201504-04 (vendor-advisory, Third Party Advisory)
- secunia.com/advisories/62672 (Permissions Required, Third Party Advisory, third-party-advisory)
- support.citrix.com/article/CTX201794 (Third Party Advisory)
- support.citrix.com/article/CTX200288
- xenbits.xen.org/xsa/advisory-111.html (Patch, Vendor Advisory)
- www.debian.org/security/2015/dsa-3140 (vendor-advisory, Third Party Advisory)
- lists.opensuse.org/opensuse-security-announce/2015-02/msg00005.html (vendor-advisory, Third Party Advisory)
- lists.opensuse.org/opensuse-security-announce/2015-02/msg00010.html (vendor-advisory, Third Party Advisory)
- www.securityfocus.com/bid/71332 (VDB Entry, Third Party Advisory, vdb-entry)
- secunia.com/advisories/59937 (Permissions Required, Third Party Advisory, third-party-advisory)