CVE-2015-7311LOW
New! CVE Severity Now Using CVSS v3
The calculated severity for CVEs has been updated to use CVSS v3 by default. CVEs that do not have a CVSS v3 score will fall back CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.
Description
libxl in Xen 4.1.x through 4.6.x does not properly handle the readonly flag on disks when using the qemu-xen device model, which allows local guest users to write to a read-only disk image.
References
http://lists.fedoraproject.org/pipermail/package-announce/2015-September/167077.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-September/167792.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-September/167820.html
http://lists.opensuse.org/opensuse-updates/2015-12/msg00053.html
http://www.debian.org/security/2015/dsa-3414
http://www.securityfocus.com/bid/76823
http://www.securitytracker.com/id/1033633
http://xenbits.xen.org/xsa/advisory-142.html
Vulnerable Software
Configuration 1
OR
cpe:2.3:o:xen:xen:4.1.0:*:*:*:*:*:*:*
cpe:2.3:o:xen:xen:4.1.1:*:*:*:*:*:*:*
cpe:2.3:o:xen:xen:4.1.2:*:*:*:*:*:*:*
cpe:2.3:o:xen:xen:4.1.3:*:*:*:*:*:*:*
cpe:2.3:o:xen:xen:4.1.4:*:*:*:*:*:*:*
cpe:2.3:o:xen:xen:4.1.5:*:*:*:*:*:*:*
cpe:2.3:o:xen:xen:4.1.6.1:*:*:*:*:*:*:*
cpe:2.3:o:xen:xen:4.2.0:*:*:*:*:*:*:*
cpe:2.3:o:xen:xen:4.2.1:-:*:*:*:*:x86:*
cpe:2.3:o:xen:xen:4.2.2:*:*:*:*:*:*:*
cpe:2.3:o:xen:xen:4.2.3:*:*:*:*:*:*:*
cpe:2.3:o:xen:xen:4.2.4:*:*:*:*:*:x86:*
cpe:2.3:o:xen:xen:4.2.5:*:*:*:*:*:x86:*
cpe:2.3:o:xen:xen:4.3.0:*:*:*:*:*:*:*
cpe:2.3:o:xen:xen:4.3.1:*:*:*:*:*:*:*
cpe:2.3:o:xen:xen:4.3.2:*:*:*:*:*:*:*
cpe:2.3:o:xen:xen:4.3.3:*:*:*:*:*:x86:*
cpe:2.3:o:xen:xen:4.3.4:*:*:*:*:*:*:*
cpe:2.3:o:xen:xen:4.4.0:*:*:*:*:*:*:*
cpe:2.3:o:xen:xen:4.4.0:rc1:*:*:*:*:*:*
cpe:2.3:o:xen:xen:4.4.1:-:*:*:*:*:*:*
Tenable Plugins
| ID | Name | Product | Family | Severity |
|---|---|---|---|---|
| 90380 | GLSA-201604-03 : Xen: Multiple vulnerabilities (Venom) | Nessus | Gentoo Local Security Checks | critical |
| 88124 | openSUSE Security Update : xen (openSUSE-2016-34) | Nessus | SuSE Local Security Checks | high |
| 87650 | SUSE SLED11 / SLES11 Security Update : xen (SUSE-SU-2015:2338-1) | Nessus | SuSE Local Security Checks | high |
| 87591 | SUSE SLED12 / SLES12 Security Update : xen (SUSE-SU-2015:2328-1) | Nessus | SuSE Local Security Checks | high |
| 87590 | SUSE SLED11 / SLES11 Security Update : xen (SUSE-SU-2015:2326-1) | Nessus | SuSE Local Security Checks | high |
| 87588 | SUSE SLED12 / SLES12 Security Update : xen (SUSE-SU-2015:2324-1) | Nessus | SuSE Local Security Checks | high |
| 87443 | openSUSE Security Update : xen (openSUSE-2015-893) | Nessus | SuSE Local Security Checks | high |
| 87393 | openSUSE Security Update : xen (openSUSE-2015-892) | Nessus | SuSE Local Security Checks | medium |
| 87288 | Debian DSA-3414-1 : xen - security update | Nessus | Debian Local Security Checks | medium |
| 86909 | openSUSE Security Update : xen (openSUSE-2015-750) | Nessus | SuSE Local Security Checks | medium |
| 86863 | openSUSE Security Update : xen (openSUSE-2015-729) | Nessus | SuSE Local Security Checks | medium |
| 86835 | FreeBSD : xen-tools -- libxl fails to honour readonly flag on disks with qemu-xen (301b04d7-881c-11e5-ab94-002590263bf5) | Nessus | FreeBSD Local Security Checks | low |
| 86756 | SUSE SLED12 / SLES12 Security Update : xen (SUSE-SU-2015:1908-1) | Nessus | SuSE Local Security Checks | medium |
| 86753 | SUSE SLED11 / SLES11 Security Update : xen (SUSE-SU-2015:1894-1) | Nessus | SuSE Local Security Checks | medium |
| 86704 | SUSE SLED11 / SLES11 Security Update : xen (SUSE-SU-2015:1853-1) | Nessus | SuSE Local Security Checks | medium |
| 86163 | Fedora 21 : xen-4.4.3-3.fc21 (2015-15946) | Nessus | Fedora Local Security Checks | high |
| 86162 | Fedora 22 : xen-4.5.1-8.fc22 (2015-15944) | Nessus | Fedora Local Security Checks | high |
| 86055 | Fedora 23 : xen-4.5.1-8.fc23 (2015-15943) | Nessus | Fedora Local Security Checks | low |