cve-2014-7155
Vulnerability from cvelistv5
Published
2014-10-02 14:00
Modified
2024-08-06 12:40
Severity ?
Summary
The x86_emulate function in arch/x86/x86_emulate/x86_emulate.c in Xen 4.4.x and earlier does not properly check supervisor mode permissions, which allows local HVM users to cause a denial of service (guest crash) or gain guest kernel mode privileges via vectors involving an (1) HLT, (2) LGDT, (3) LIDT, or (4) LMSW instruction.
References
cve@mitre.orghttp://lists.fedoraproject.org/pipermail/package-announce/2014-October/140418.htmlThird Party Advisory
cve@mitre.orghttp://lists.fedoraproject.org/pipermail/package-announce/2014-October/140483.htmlThird Party Advisory
cve@mitre.orghttp://lists.opensuse.org/opensuse-security-announce/2014-10/msg00002.htmlThird Party Advisory
cve@mitre.orghttp://lists.opensuse.org/opensuse-security-announce/2014-10/msg00003.htmlThird Party Advisory
cve@mitre.orghttp://secunia.com/advisories/61858
cve@mitre.orghttp://secunia.com/advisories/61890
cve@mitre.orghttp://security.gentoo.org/glsa/glsa-201412-42.xml
cve@mitre.orghttp://support.citrix.com/article/CTX200218Third Party Advisory
cve@mitre.orghttp://www.debian.org/security/2014/dsa-3041Third Party Advisory
cve@mitre.orghttp://www.securityfocus.com/bid/70057Third Party Advisory, VDB Entry
cve@mitre.orghttp://www.securitytracker.com/id/1030888Third Party Advisory, VDB Entry
cve@mitre.orghttp://xenbits.xen.org/xsa/advisory-105.htmlPatch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://lists.fedoraproject.org/pipermail/package-announce/2014-October/140418.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://lists.fedoraproject.org/pipermail/package-announce/2014-October/140483.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00002.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00003.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/61858
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/61890
af854a3a-2127-422b-91ae-364da2661108http://security.gentoo.org/glsa/glsa-201412-42.xml
af854a3a-2127-422b-91ae-364da2661108http://support.citrix.com/article/CTX200218Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.debian.org/security/2014/dsa-3041Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/70057Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id/1030888Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108http://xenbits.xen.org/xsa/advisory-105.htmlPatch, Vendor Advisory
Impacted products
Vendor Product Version
Show details on NVD website


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  }
}


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Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.