F5 Networks BIG-IP : QEMU vulnerability (SOL16620) (Venom)

An out-of-bounds memory access flaw, also known as 'VENOM,' was found in the way QEMU's virtual Floppy Disk Controller FDC handled FIFO buffer access while processing certain FDC commands. A privileged guest user could use this flaw to crash the guest or, potentially, execute arbitrary code on th...

QEMU - Floppy Disk Controller (FDC) (PoC)

QEMU - Floppy Disk Controller FDC PoC // Source: https://marc.info/?l=oss-security&m=143155206320935&w=2 include define FIFO 0x3f5 int main int i; iopl3; outb0x0a,0x3f5; / READ ID / for i=0;i10000000;i++ outb0x42,0x3f5; / push /...

VENOM venom vulnerability analysis qemu kvm CVE‐2 0 1 5‐3 4 5 6-the vulnerability warning-the black bar safety net

Vulnerability description CrowdStrike, Jason Geffner found open source computer emulator QEMU in the presence of a and a virtual floppy disk controller associated with the security vulnerability, code-named VENOM, the CVE number for CVE-2 0 1 5-3 4 5 6 The. Using this vulnerability an attacker ca...

qemu: fdc: out-of-bounds fifo buffer memory access

An out-of-bounds memory access flaw was found in the way QEMU's virtual Floppy Disk Controller FDC handled FIFO buffer access while processing certain FDC commands. A privileged guest user could use this flaw to crash the guest or, potentially, execute arbitrary code on the host with the privileg...

Security fix for the ALT Linux 7 package qemu version 1.4.0-alt1.1.M70P.1

1.4.0-alt1.1.M70P.1 built May 15, 2015 Mikhail Efremov in task 144448 May 15, 2015 Mikhail Efremov - Backported patch from Sisyphus CVE-2015-3456: + fdc: force the fifo access to be in bounds of the allocated buffer...

Scientific Linux Security Update : kvm on SL5.x x86_64 (20150513) (Venom)

An out-of-bounds memory access flaw was found in the way QEMU's virtual Floppy Disk Controller FDC handled FIFO buffer access while processing certain FDC commands. A privileged guest user could use this flaw to crash the guest or, potentially, execute arbitrary code on the host with the privileg...

Scientific Linux Security Update : qemu-kvm on SL7.x x86_64 (20150513) (Venom)

An out-of-bounds memory access flaw was found in the way QEMU's virtual Floppy Disk Controller FDC handled FIFO buffer access while processing certain FDC commands. A privileged guest user could use this flaw to crash the guest or, potentially, execute arbitrary code on the host with the privileg...

MGASA-2015-0220 Updated qemu packages fix CVE-2015-3456

Updated qemu packages fix security vulnerability: An out-of-bounds memory access flaw was found in the way QEMU's virtual Floppy Disk Controller FDC handled FIFO buffer access while processing certain FDC commands. A privileged guest user could use this flaw to crash the guest or, potentially,...

qemu: fdc: out-of-bounds fifo buffer memory access

An out-of-bounds memory access flaw was found in the way QEMU's virtual Floppy Disk Controller FDC handled FIFO buffer access while processing certain FDC commands. A privileged guest user could use this flaw to crash the guest or, potentially, execute arbitrary code on the host with the privileg...

qemu: fdc: out-of-bounds fifo buffer memory access

An out-of-bounds memory access flaw was found in the way QEMU's virtual Floppy Disk Controller FDC handled FIFO buffer access while processing certain FDC commands. A privileged guest user could use this flaw to crash the guest or, potentially, execute arbitrary code on the host with the privileg...

qemu: fdc: out-of-bounds fifo buffer memory access

An out-of-bounds memory access flaw was found in the way QEMU's virtual Floppy Disk Controller FDC handled FIFO buffer access while processing certain FDC commands. A privileged guest user could use this flaw to crash the guest or, potentially, execute arbitrary code on the host with the privileg...

qemu: fdc: out-of-bounds fifo buffer memory access

An out-of-bounds memory access flaw was found in the way QEMU's virtual Floppy Disk Controller FDC handled FIFO buffer access while processing certain FDC commands. A privileged guest user could use this flaw to crash the guest or, potentially, execute arbitrary code on the host with the privileg...

qemu: fdc: out-of-bounds fifo buffer memory access

An out-of-bounds memory access flaw was found in the way QEMU's virtual Floppy Disk Controller FDC handled FIFO buffer access while processing certain FDC commands. A privileged guest user could use this flaw to crash the guest or, potentially, execute arbitrary code on the host with the privileg...

qemu: fdc: out-of-bounds fifo buffer memory access

An out-of-bounds memory access flaw was found in the way QEMU's virtual Floppy Disk Controller FDC handled FIFO buffer access while processing certain FDC commands. A privileged guest user could use this flaw to crash the guest or, potentially, execute arbitrary code on the host with the privileg...

Important: Red Hat Security Advisory: qemu-kvm security update

Updated qemu-kvm packages that fix one security issue are now available for Red Hat Enterprise Linux 6. Red Hat Product Security has rated this update as having Important security impact. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available...

RHEL 7 : qemu-kvm-rhev (RHSA-2015:1000) (Venom)

Updated qemu-kvm-rhev packages that fix one security issue are now available for Red Hat Enterprise Virtualization Hypervisor 7. Red Hat Product Security has rated this update as having Important security impact. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severi...

CVE-2014-6268

The evtchnfifosetpending function in Xen 4.4.x allows local guest users to cause a denial of service host crash via vectors involving an uninitialized FIFO-based event channel control block when 1 binding or 2 moving an event to a different VCPU...

Design/Logic Flaw

The evtchnfifosetpending function in Xen 4.4.x allows local guest users to cause a denial of service host crash via vectors involving an uninitialized FIFO-based event channel control block when 1 binding or 2 moving an event to a different VCPU...

CVE-2014-6268

The evtchnfifosetpending function in Xen 4.4.x allows local guest users to cause a denial of service host crash via vectors involving an uninitialized FIFO-based event channel control block when 1 binding or 2 moving an event to a different VCPU...

PT-2015-3843

Name of the Vulnerable Software and Affected Versions Xen versions 4.4.x Description The issue allows local guest users to cause a denial of service, resulting in a host crash. This can be achieved through vectors involving an uninitialized FIFO-based event channel control block, specifically whe...