Unrated severityNVD Advisory· Published Dec 1, 2014· Updated Jun 17, 2026
CVE-2014-8867
CVE-2014-8867
Description
The acceleration support for the "REP MOVS" instruction in Xen 4.4.x, 3.2.x, and earlier lacks properly bounds checking for memory mapped I/O (MMIO) emulated in the hypervisor, which allows local HVM guests to cause a denial of service (host crash) via unspecified vectors.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
12- cpe:2.3:o:redhat:enterprise_linux:5.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_desktop:5.0:*:*:*:*:*:*:*
cpe:2.3:o:xen:xen:*:*:*:*:*:*:*:*+ 6 more
- cpe:2.3:o:xen:xen:*:*:*:*:*:*:*:*range: <=3.2.0
- cpe:2.3:o:xen:xen:3.2.1:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.2.2:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.2.3:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.4.0:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.4.1:*:*:*:*:*:*:*
- (no CPE)range: <=4.4.x (includes 3.2.x and earlier)
Patches
Vulnerability mechanics
References
12- xenbits.xenproject.org/xsa/advisory-112.htmlnvdPatchVendor Advisory
- lists.opensuse.org/opensuse-security-announce/2015-02/msg00005.htmlnvdThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2015-02/msg00010.htmlnvdThird Party Advisory
- rhn.redhat.com/errata/RHSA-2015-0783.htmlnvdThird Party Advisory
- secunia.com/advisories/59949nvdPermissions RequiredThird Party Advisory
- secunia.com/advisories/62672nvdPermissions RequiredThird Party Advisory
- www.debian.org/security/2015/dsa-3140nvdThird Party Advisory
- www.securityfocus.com/bid/71331nvdThird Party AdvisoryVDB Entry
- kb.juniper.net/InfoCenter/indexnvd
- support.citrix.com/article/CTX200288nvd
- support.citrix.com/article/CTX201794nvd
- security.gentoo.org/glsa/201504-04nvd
News mentions
0No linked articles in our index yet.