xen xen hypervisor crash problems xen hypervisor crash Probleme This update fixes Xen security issues. Two security problems were fixed: CVE-2007-5906: Xen allowed virtual guest system users to cause a denial of service (hypervisor crash) by using a debug register (DR7) to set certain breakpoints. CVE-2007-5907: Xen 3.1.1 does not prevent modification of the CR4 TSC from applications, which allows pv guests to cause a denial of service (crash). Dieses Update behebt mehrere Xen Sicherheits Probleme. Zwei Security Probleme wurden behoben: CVE-2007-5906: Xen allowed virtual guest system users to cause a denial of service (hypervisor crash) by using a debug register (DR7) to set certain breakpoints. CVE-2007-5907: Xen 3.1.1 does not prevent modification of the CR4 TSC from applications, which allows pv guests to cause a denial of service (crash). security xen i586 ce90b53dcf39ac83f6327555fb36095ed9d23c8e xen x86_64 739eaed362cd760731f8bb8678a8dbfbb52857b1 xen-devel i586 4891236206211472698404d1b50d66e60f432383 xen-devel x86_64 ae1fc9ada1ccd90f282d4540b0b8290c40c3daaa xen-doc-html i586 aab9ac6b08c1eeb5c23d391f5c3772f29a0c4f0c xen-doc-html x86_64 bf2e384958b8aa40031ce8a328dab24a83795e47 xen-doc-pdf i586 40974e17df7150ab131333e699e7493cb76c2de7 xen-doc-pdf x86_64 880db6a875569d515bd46f234669d10354aa7c2d xen-doc-ps i586 0dfcfcf8430a1104eb42567fd5b2ca2285b9cb1d xen-doc-ps x86_64 6b0e626ef838317756271ccd07febda543166f48 xen-libs i586 4848cb808bb494c7d960499840f9eb427ef500f1 xen-libs x86_64 6753cb7b35bea7278dd1b094220a5f30d0d05d9b xen-tools i586 dcbdfab551b05c23bef07afcffcb2e7e2aacffb1 xen-tools x86_64 ed7afe1c49dc754e0f98062947ecf8c958d92c1a xen-tools-ioemu i586 2abebdacbdb77bb45f4fd6224480d12ecaa96425 xen-tools-ioemu x86_64 3d9ff60fdca5822219abd5b3c9d682c1188de9fb