USN-3414-1 qemu vulnerabilities

Leo Gaspard discovered that QEMU incorrectly handled VirtFS access control. A guest attacker could use this issue to elevate privileges inside the guest. CVE-2017-7493 Li Qiang discovered that QEMU incorrectly handled VMWare PVSCSI emulation. A privileged attacker inside the guest could use this...

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...

SUSE-SU-2017:1774-1 Security update for qemu

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...

[SECURITY] [DLA 965-1] qemu-kvm security update

Package : qemu-kvm Version : 1.1.2+dfsg-6+deb7u22 CVE ID : CVE-2016-9602 CVE-2017-7377 CVE-2017-7471 CVE-2017-7493 CVE-2017-8086 Several vulnerabilities were discovered in qemu-kvm, a full virtualization solution for Linux hosts on x86 hardware with x86 guests based on the Quick EmulatorQemu...

Improper access control

Quick Emulator Qemu built with the VirtFS, host directory sharing via Plan 9 File System9pfs support, is vulnerable to an improper access control issue. It could occur while accessing virtfs metadata files in mapped-file security mode. A guest user could use this flaw to escalate their privileges...

CVE-2017-7493

Quick Emulator Qemu built with the VirtFS, host directory sharing via Plan 9 File System9pfs support, is vulnerable to an improper access control issue. It could occur while accessing virtfs metadata files in mapped-file security mode. A guest user could use this flaw to escalate their privileges...

CVE-2017-7493

Quick Emulator Qemu built with the VirtFS, host directory sharing via Plan 9 File System9pfs support, is vulnerable to an improper access control issue. It could occur while accessing virtfs metadata files in mapped-file security mode. A guest user could use this flaw to escalate their privileges...

DEBIAN-CVE-2017-7493

Quick Emulator Qemu built with the VirtFS, host directory sharing via Plan 9 File System9pfs support, is vulnerable to an improper access control issue. It could occur while accessing virtfs metadata files in mapped-file security mode. A guest user could use this flaw to escalate their privileges...

CVE-2017-7493

Quick Emulator Qemu built with the VirtFS, host directory sharing via Plan 9 File System9pfs support, is vulnerable to an improper access control issue. It could occur while accessing virtfs metadata files in mapped-file security mode. A guest user could use this flaw to escalate their privileges...

CVE-2017-7493

CVE-2017-7493 affects QEMU built with VirtFS 9pfs support where improper access control during access to virtfs metadata files in mapped-file security mode can allow a guest user to escalate privileges inside the guest. The description notes local access vector with a high-impact indication (C:H/...

CVE-2017-7493

Quick Emulator Qemu built with the VirtFS, host directory sharing via Plan 9 File System9pfs support, is vulnerable to an improper access control issue. It could occur while accessing virtfs metadata files in mapped-file security mode. A guest user could use this flaw to escalate their privileges...

Ubuntu 14.04 LTS / 16.04 LTS : QEMU vulnerabilities (USN-3289-1)

The remote Ubuntu 14.04 LTS / 16.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-3289-1 advisory. Li Qiang discovered that QEMU incorrectly handled VirtFS directory sharing. A privileged attacker inside the guest could use this issue to...

CVE-2017-7493

Quick Emulator Qemu built with the VirtFS, host directory sharing via Plan 9 File System9pfs support, is vulnerable to an improper access control issue. It could occur while accessing virtfs metadata files in mapped-file security mode. A guest user could use this flaw to escalate their privileges...

CVE-2017-7493: Incorrect Permission Assignment for Critical Resource

Quick Emulator Qemu built with the VirtFS, host directory sharing via Plan 9 File System9pfs support, is vulnerable to an improper access control issue. It could occur while accessing virtfs metadata files in mapped-file security mode. A guest user could use this flaw to escalate their privileges...

USN-3289-1 qemu vulnerabilities

Li Qiang discovered that QEMU incorrectly handled VirtFS directory sharing. A privileged attacker inside the guest could use this issue to cause QEMU to crash, resulting in a denial of service. CVE-2017-7377, CVE-2017-8086 Jiangxin discovered that QEMU incorrectly handled the Cirrus VGA device. A...

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...

USN-3261-1 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. This issue only affected Ubuntu 16.04 LTS and Ubuntu 16.10. CVE-2016-10028, CVE-2016-10029 Li Qiang discovered...

QEMU: virtfs permits guest to access entire host filesystem (CVE-2016-9602)

If an attacker can execute arbitrary code in the guest kernel and a virtfs is set up, the attacker can access the entire filesystem of the host using a symlink attack. This might require the security model "passthrough" or "none" - I haven't tested with the mapped modes. Repro steps: 1. Place som...

CVE-2016-9602

Qemu before version 2.9 is vulnerable to an improper link following when built with the VirtFS. A privileged user inside guest could use this flaw to access host file system beyond the shared folder and potentially escalating their privileges on a host...

SUSE SLED12 / SLES12 Security Update : qemu (SUSE-SU-2017:0127-1)

qemu was updated to fix several issues. These security issues were fixed : - CVE-2016-9102: Memory leak in the v9fsxattrcreate function in hw/9pfs/9p.c in allowed local guest OS administrators to cause a denial of service memory consumption and QEMU process crash via a large number of Txattrcreat...