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Fedora 24: Critical QEMU Security Advisory for Multiple Threats

fedora
Calendar Grey October 18, 2016
Dist Fedora Esm H88
The Fedora security notice highlights significant vulnerabilities within qemu, impacting various elements with critical flaws.
* CVE-2016-6351: scsi: esp: OOB write access in esp_do_dma (bz #1360600) * CVE-2016-6833: vmxnet3: use-after-free (bz #1368982) * CVE-2016-6490: virtio: infinite loop in virtqueue_...

Summary

QEMU is a generic and open source processor emulator which achieves a good

emulation speed by using dynamic translation. QEMU has two operating modes:

* Full system emulation. In this mode, QEMU emulates a full system (for

example a PC), including a processor and various peripherials. It can be

used to launch different Operating Systems without rebooting the PC or

to debug system code.

* User mode emulation. In this mode, QEMU can launch Linux processes compiled

for one CPU on another CPU.

As QEMU requires no host kernel patches to run, it is safe and easy to use.

Update Information:

* CVE-2016-6351: scsi: esp: OOB write access in esp_do_dma (bz #1360600) * CVE-2016-6833: vmxnet3: use-after-free (bz #1368982) * CVE-2016-6490: virtio: infinite loop in virtqueue_pop (bz #1361428) * CVE-2016-7156: pvscsi: infinite loop when building SG list (bz #1373480) * CVE-2016-7170: vmware_vga: OOB stack memory access (bz #1374709) * CVE-2016-7161: net: Heap overflow in xlnx.xps- ethernetlite (bz #1379298) * CVE-2016-7466: usb: xhci memory leakage during device unplug (bz #1377838) * CVE-2016-7422: virtio: null pointer dereference (bz #1376756) * CVE-2016-7908: net: Infinite loop in mcf_fec_do_tx (bz #1381193) * CVE-2016-8576: usb: xHCI: infinite loop vulnerability (bz #1382322) * CVE-2016-7995: usb: hcd-ehci: memory leak (bz #1382669) * Don't depend on edk2 roms where they aren't available (bz #1373576)

Change Log

References


[ 1 ] Bug #1360599 - CVE-2016-6351 Qemu: scsi: esp: OOB write access in esp_do_dma https://bugzilla.redhat.com/show_bug.cgi?id=1360599 [ 2 ] Bug #1368980 - CVE-2016-6833 Qemu: net: vmxnet3: use-after-free while writing to device https://bugzilla.redhat.com/show_bug.cgi?id=1368980 [ 3 ] Bug #1361427 - CVE-2016-6490 Qemu: virtio: infinite loop in virtqueue_pop https://bugzilla.redhat.com/show_bug.cgi?id=1361427 [ 4 ] Bug #1373478 - CVE-2016-7156 Qemu: scsi: pvscsi: infintie loop when building SG list https://bugzilla.redhat.com/show_bug.cgi?id=1373478 [ 5 ] Bug #1374702 - CVE-2016-7170 Qemu: vmware_vga: OOB stack memory access when processing svga command https://bugzilla.redhat.com/show_bug.cgi?id=1374702 [ 6 ] Bug #1379297 - CVE-2016-7161 qemu: hw: net: Heap overflow in xlnx.xps-ethernetlite https://bugzilla.redhat.com/show_bug.cgi?id=1379297 [ 7 ] Bug #1377837 - CVE-2016-7466 Qemu: usb: xhci memory leakage during device ...

Read the Full Advisory

Update Instructions

This update can be installed with the "yum" update program. Use su -c 'yum update qemu' at the command line. For more information, refer to "Managing Software with yum", available at .

Severity
critical
Lowest
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Critical

Name: qemu
Product: Fedora 24
Version: 2.6.2
Release: 2.fc24
Summary: QEMU is a FAST! processor emulator

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