Kernel: kvm: page reference leakage in handle_vmon

Linux kernel built with the KVM visualization support CONFIGKVM, with nested visualizationnVMX feature enablednested=1, is vulnerable to host memory leakage issue. It could occur while emulating VMXON instruction in 'handlevmon'. An L1 guest user could use this flaw to leak host memory potentiall...

Qemu: i386: leakage of stack memory to guest in kvmvapic.c

An information-exposure flaw was found in Quick Emulator QEMU in Task Priority Register TPR optimizations for 32-bit Windows guests. The flaw could occur while accessing TPR. A privileged user inside a guest could use this issue to read portions of the host memory...

Security update for qemu (important)

This update for qemu fixes several issues. These security issues were fixed: - CVE-2017-9330: USB OHCI Emulation in qemu allowed local guest OS users to cause a denial of service infinite loop by leveraging an incorrect return value bsc1042159. - CVE-2017-8379: Memory leak in the keyboard input...

CVE-2017-8379

Memory leak in the keyboard input event handlers support in QEMU aka Quick Emulator allows local guest OS privileged users to cause a denial of service host memory consumption by rapidly generating large keyboard events...

CVE-2017-8379

Memory leak in the keyboard input event handlers support in QEMU aka Quick Emulator allows local guest OS privileged users to cause a denial of service host memory consumption by rapidly generating large keyboard events...

DEBIAN-CVE-2017-8379

Memory leak in the keyboard input event handlers support in QEMU aka Quick Emulator allows local guest OS privileged users to cause a denial of service host memory consumption by rapidly generating large keyboard events...

SUSE SLED12 / SLES12 Security Update : qemu (SUSE-SU-2017:1241-1)

This update for qemu fixes several issues. These security issues were fixed : - CVE-2017-2620: In CIRRUSBLTMODEMEMSYSSRC mode the bitblit copy routine cirrusbitbltcputovideo failed to check the memory region, allowing for an out-of-bounds write that allows for privilege escalation bsc1024972 -...

DEBIAN-CVE-2017-7995

Xen PV guest before Xen 4.3 checked access permissions to MMIO ranges only after accessing them, allowing host PCI device space memory reads, leading to information disclosure. This is an error in the getuser function. NOTE: the upstream Xen Project considers versions before 4.5.x to be EOL...

CVE-2017-8379

Memory leak in the keyboard input event handlers support in QEMU aka Quick Emulator allows local guest OS privileged users to cause a denial of service host memory consumption by rapidly generating large keyboard events...

UBUNTU-CVE-2017-8379

Memory leak in the keyboard input event handlers support in QEMU aka Quick Emulator allows local guest OS privileged users to cause a denial of service host memory consumption by rapidly generating large keyboard events...

USN-3268-1: QEMU vulnerabilities

Zhenhao Hong discovered that QEMU incorrectly handled the Virtio GPU device. An attacker inside the guest could use this issue to cause QEMU to crash, resulting in a denial of service. CVE-2016-10028 It was discovered that QEMU incorrectly handled the JAZZ RC4030 device. A privileged attacker...

Memory corruption

Memory leak in QEMU, when built with a VMWARE VMXNET3 paravirtual NIC emulator support, allows local guest users to cause a denial of service host memory consumption by trying to activate the vmxnet3 device repeatedly...

openSUSE Security Update : virglrenderer (openSUSE-2017-415)

This update for virglrenderer fixes the following issues : Security issues fixed : - CVE-2017-6386: memory leakage while in vrendcreatevertexelementsstate bsc1027376 - CVE-2017-6355: integer overflow while creating shader object bsc1027108 - CVE-2017-6317: fix memory leak in add shader program...

Microsoft Windows Hyper-V Information Disclosure Vulnerability

Microsoft Windows is a family of operating systems from Microsoft Corporation, U.S.A. Hyper-V is one of the virtualization products. An information disclosure vulnerability exists in Hyper-V for Microsoft Windows. An attacker can exploit this vulnerability with the help of a specially crafted...

Fedora 25 : 2:qemu (2017-31b976672b)

CVE-2016-7907: net: imx: infinite loop bz 1381182 - CVE-2017-5525: audio: memory leakage in ac97 bz 1414110 - CVE-2017-5526: audio: memory leakage in es1370 bz 1414210 - CVE-2016-10155 watchdog: memory leakage in i6300esb bz 1415200 - CVE-2017-5552: virtio-gpu-3d: memory leakage bz 1415283 -...

CVE-2017-0096

Hyper-V in Microsoft Windows Vista SP2; Windows Server 2008 SP2 and R2; Windows 7 SP1; Windows 8.1, Windows Server 2012 Gold and R2; Windows 10 Gold, 1511, and 1607; and Windows Server 2016 allows guest OS users to obtain sensitive information from host OS memory via a crafted application, aka...

openSUSE Security Update : qemu (openSUSE-2017-349)

This update for qemu fixes several issues. These security issues were fixed : - CVE-2017-5898: The CCID Card device emulator support was vulnerable to an integer overflow flaw allowing a privileged user to crash the Qemu process on the host resulting in DoS bsc1023907. - CVE-2017-5857: The Virtio...

ALPINE-CVE-2017-5856

Memory leak in the megasashandledcmd function in hw/scsi/megasas.c in QEMU aka Quick Emulator allows local guest OS privileged users to cause a denial of service host memory consumption via MegaRAID Firmware Interface MFI commands with the sglist size set to a value over 2 Gb...

DEBIAN-CVE-2017-5856

Memory leak in the megasashandledcmd function in hw/scsi/megasas.c in QEMU aka Quick Emulator allows local guest OS privileged users to cause a denial of service host memory consumption via MegaRAID Firmware Interface MFI commands with the sglist size set to a value over 2 Gb...

Memory corruption

Memory leak in the virglcmdresourceunref function in hw/display/virtio-gpu-3d.c in QEMU aka Quick Emulator allows local guest OS users to cause a denial of service host memory consumption via a large number of VIRTIOGPUCMDRESOURCEUNREF commands sent without detaching the backing storage beforehan...