CVE-2019-15876

In FreeBSD 12.1-STABLE before r356089, 12.1-RELEASE before 12.1-RELEASE-p3, 11.3-STABLE before r356090, and 11.3-RELEASE before 11.3-RELEASE-p7, driver specific ioctl command handlers in the oce network driver failed to check whether the caller has sufficient privileges allowing unprivileged user...

CVE-2019-15876

CVE-2019-15876: In FreeBSD, driver-specific oce(4) ioctl(2) handlers failed to check privileges, allowing unprivileged users to send passthrough commands to device firmware. Affects FreeBSD 12.1-STABLE before r356089, 12.1-RELEASE before 12.1-RELEASE-p3, 11.3-STABLE before r356090, and 11.3-RELEA...

Privilege Escalation

kernel is vulnerable to privilege escalation. The vulnerability exists using PCI passthrough without interrupt remapping support allowed KVM guests to generate MSI interrupts and thus potentially inject traps. A privileged guest user could use this flaw to crash the host or possibly escalate thei...

SUSE SLES12 Security Update : qemu (SUSE-SU-2020:0845-1)

This update for qemu fixes the following issues : CVE-2020-7039: Fixed a heap buffer overflow in tcpemu routine while emulating IRC and other protocols bsc1161066. CVE-2019-15034: Fixed a buffer overflow in hw/display/bochs-display.c due to improper PCI config space allocation bsc1166379...

openSUSE Security Update : xen (openSUSE-2020-11)

This update for xen fixes the following issues : - CVE-2019-19581: Fixed a potential out of bounds on 32-bit Arm bsc1158003 XSA-307. - CVE-2019-19582: Fixed a potential infinite loop when x86 accesses to bitmaps with a compile time known size of 64 bsc1158003 XSA-307. - CVE-2019-19583: Fixed...

OPENSUSE-SU-2020:0011-1 Security update for xen

This update for xen fixes the following issues: - CVE-2019-19581: Fixed a potential out of bounds on 32-bit Arm bsc1158003 XSA-307. - CVE-2019-19582: Fixed a potential infinite loop when x86 accesses to bitmaps with a compile time known size of 64 bsc1158003 XSA-307. - CVE-2019-19583: Fixed...

SUSE SLED15 / SLES15 Security Update : xen (SUSE-SU-2019:3338-1)

This update for xen fixes the following issues : CVE-2019-19581: Fixed a potential out of bounds on 32-bit Arm bsc1158003 XSA-307. CVE-2019-19582: Fixed a potential infinite loop when x86 accesses to bitmaps with a compile time known size of 64 bsc1158003 XSA-307. CVE-2019-19583: Fixed improper...

SUSE-SU-2019:3338-1 Security update for xen

This update for xen fixes the following issues: - CVE-2019-19581: Fixed a potential out of bounds on 32-bit Arm bsc1158003 XSA-307. - CVE-2019-19582: Fixed a potential infinite loop when x86 accesses to bitmaps with a compile time known size of 64 bsc1158003 XSA-307. - CVE-2019-19583: Fixed...

virt:rhel bug fix update

Bug Fixes: AlmaLinux8.1 Snapshot3 - Passthrough PCI card goes into error state if used in domain kvm BZ1764829 HPE 8.1 BUG Icelake: KVM missing .pconfig BZ1775133 Failed to create a VM via virt-manager or web console in AlmaLinux8.1 snapshot-2.1 BZ1775134 Intel 8.2 Bug Icelake-Server host,...

PT-2019-1083

Name of the Vulnerable Software and Affected Versions AlmaLinux versions 8.1 through 8.2 Description The issue affects the creation of virtual machines and the use of passthrough PCI cards in domain mode. Specifically, it causes a passthrough PCI card to go into an error state when used in a...

CVE-2019-19579

An issue was discovered in Xen through 4.12.x allowing attackers to gain host OS privileges via DMA in a situation where an untrusted domain has access to a physical device and assignable-add is not used, because of an incomplete fix for CVE-2019-18424. XSA-302 relies on the use of libxl's...

UBUNTU-CVE-2019-19579

An issue was discovered in Xen through 4.12.x allowing attackers to gain host OS privileges via DMA in a situation where an untrusted domain has access to a physical device and assignable-add is not used, because of an incomplete fix for CVE-2019-18424. XSA-302 relies on the use of libxl's...

CVE-2019-19579

An issue was discovered in Xen through 4.12.x allowing attackers to gain host OS privileges via DMA in a situation where an untrusted domain has access to a physical device and assignable-add is not used, because of an incomplete fix for CVE-2019-18424. XSA-302 relies on the use of libxl's...

Debian DSA-4566-1 : qemu - security update

This update for QEMU, a fast processor emulator, backports support to passthrough the pschange-mc-no CPU flag. The virtualised MSR seen by a guest is set to show the bug as fixed, allowing to disable iTLB Multihit mitigations in nested hypervisors cf. DSA 4564-1. C Tenable Network Security, Inc...

[SECURITY] [DSA 4566-1] qemu security update

------------------------------------------------------------------------- Debian Security Advisory DSA-4566-1 [email protected] https://www.debian.org/security/ Salvatore Bonaccorso November 12, 2019 https://www.debian.org/security/faq -...

Citrix Hypervisor Security Update

Description of Problem A number of vulnerabilities have been found in Citrix Hypervisor formerly Citrix XenServer that allow the host to be compromised by: i. Privileged code in a guest VM that has been assigned a PCI passthrough device ii. Privileged code in a PV guest VM iii. Unprivileged code ...

DEBIAN-CVE-2019-17341

An issue was discovered in Xen through 4.11.x allowing x86 PV guest OS users to cause a denial of service or gain privileges by leveraging a page-writability race condition during addition of a passed-through PCI device...

ALPINE-CVE-2019-17341

An issue was discovered in Xen through 4.11.x allowing x86 PV guest OS users to cause a denial of service or gain privileges by leveraging a page-writability race condition during addition of a passed-through PCI device...

Important: Red Hat Bug Fix Advisory: virt:rhel bug fix update

An update for the virt:rhel module is now available for Red Hat Enterprise Linux 8. Bug Fixes: qemu-kvm core dumped after hotplug the deleted disk with iothread parameter BZ1718992 Detached device when trying to upgrade USB device firmware when in doing USB Passthrough via QEMU BZ1719228...

ALBA-2019:2715 virt:rhel bug fix update

Bug Fixes: qemu-kvm core dumped after hotplug the deleted disk with iothread parameter BZ1718992 Detached device when trying to upgrade USB device firmware when in doing USB Passthrough via QEMU BZ1719228...