Debian: DSA-4236-1: xen security update
Debian: DSA-4236-1: xen security update
Multiple vulnerabilities have been discovered in the Xen hypervisor: CVE-2018-12891
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 - ------------------------------------------------------------------------- Debian Security Advisory DSA-4236-1 This email address is being protected from spambots. You need JavaScript enabled to view it. https://www.debian.org/security/ Moritz Muehlenhoff June 27, 2018 https://www.debian.org/security/faq - ------------------------------------------------------------------------- Package : xen CVE ID : CVE-2018-12891 CVE-2018-12892 CVE-2018-12893 Multiple vulnerabilities have been discovered in the Xen hypervisor: CVE-2018-12891 It was discovered that insufficient validation of PV MMU operations may result in denial of service. CVE-2018-12892 It was discovered that libxl fails to honour the 'readonly' flag on HVM-emulated SCSI disks. CVE-2018-12893 It was discovered that incorrect implementation of debug exception checks could result in denial of service. For the stable distribution (stretch), these problems have been fixed in version 4.8.3+xsa267+shim4.10.1+xsa267-1+deb9u9. We recommend that you upgrade your xen packages. For the detailed security status of xen please refer to its security tracker page at: https://security-tracker.debian.org/tracker/xen Further information about Debian Security Advisories, how to apply these updates to your system and frequently asked questions can be found at: https://www.debian.org/security/ Mailing list: This email address is being protected from spambots. You need JavaScript enabled to view it.