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Scientific Linux Security Update : qemu-kvm on SL7.x x86_64 (20141020)
low Nessus Plugin ID 78622
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Synopsis
The remote Scientific Linux host is missing one or more security updates.Description
An information leak flaw was found in the way QEMU's VGA emulator accessed frame buffer memory for high resolution displays. A privileged guest user could use this flaw to leak memory contents of the host to the guest by setting the display to use a high resolution in the guest. (CVE-2014-3615)This update also fixes the following bug :
- This update fixes a regression in the scsi_block_new_request() function, which caused all read requests to through SG_IO if the host cache was not used.
After installing this update, shut down all running virtual machines.
Once all virtual machines have shut down, start them again for this update to take effect.
Solution
Update the affected packages.See Also
Plugin Details
Severity: Low
ID: 78622
File Name: sl_20141020_qemu_kvm_on_SL7_x.nasl
Version: 1.6
Type: local
Agent: unix
Published: 10/22/2014
Updated: 1/14/2021
Supported Sensors: Nessus Agent, Nessus
Risk Information
VPR
Risk Factor: Low
Score: 3.6
CVSS v2
Risk Factor: Low
Base Score: 2.1
Vector: CVSS2#AV:L/AC:L/Au:N/C:P/I:N/A:N
Vulnerability Information
CPE: p-cpe:/a:fermilab:scientific_linux:libcacard, p-cpe:/a:fermilab:scientific_linux:libcacard-devel, p-cpe:/a:fermilab:scientific_linux:libcacard-tools, p-cpe:/a:fermilab:scientific_linux:qemu-guest-agent, p-cpe:/a:fermilab:scientific_linux:qemu-img, p-cpe:/a:fermilab:scientific_linux:qemu-kvm, p-cpe:/a:fermilab:scientific_linux:qemu-kvm-common, p-cpe:/a:fermilab:scientific_linux:qemu-kvm-debuginfo, p-cpe:/a:fermilab:scientific_linux:qemu-kvm-tools, x-cpe:/o:fermilab:scientific_linux
Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu
Patch Publication Date: 10/20/2014
Vulnerability Publication Date: 11/1/2014
Reference Information
CVE: CVE-2014-3615