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SuSE 10 Security Update : Xen (ZYPP Patch Number 7703)
medium Nessus Plugin ID 56618
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Synopsis
The remote SuSE 10 host is missing a security-related patch.Description
This update fixes various bugs in XEN :The following security issues have been fixed :
- A denial of service (Host Crash) in the XEN hypervisor.
(CVE-2011-2901)
- A bug was found in the way Xen handles CPUID instruction emulation during VM exits. An unprivileged guest user can potentially use this flaw to crash the guest.
(CVE-2011-1936)
- A 64-bit guest can get one of its vcpus into non-kernel mode without first providing a valid non-kernel pagetable. The observed failure mode was usually a hard lockup of the host (host denial of service).
(CVE-2011-1166)
It fixes also the following bugs :
- SLES 10 SP3 XEN: Device /dev/xvdp is already connected error when starting multiple vm's. (bnc#654798)
- HVM taking too long to dump vmcore. (bnc#684297)
Solution
Apply ZYPP patch number 7703.See Also
http://support.novell.com/security/cve/CVE-2011-1166.html
Plugin Details
Severity: Medium
ID: 56618
File Name: suse_xen-201108-7703.nasl
Version: 1.10
Type: local
Agent: unix
Family: SuSE Local Security Checks
Published: 10/24/2011
Updated: 1/19/2021
Supported Sensors: Nessus Agent, Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 4.4
CVSS v2
Risk Factor: Medium
Base Score: 5.5
Vector: CVSS2#AV:A/AC:L/Au:S/C:N/I:N/A:C
Vulnerability Information
CPE: cpe:/o:suse:suse_linux
Required KB Items: Host/local_checks_enabled, Host/cpu, Host/SuSE/release, Host/SuSE/rpm-list
Patch Publication Date: 8/23/2011