Authorization

The factory configuration for vMX installations, as shipped, includes default credentials for the root account. Without proper modification of these default credentials by the administrator, an attacker could exploit these credentials and access the vMX instance without authorization. This issue...

Design/Logic Flaw

A vulnerability in Juniper Networks Junos OS on vMX and MX150 devices may allow an attacker to cause a Denial of Service DoS by sending specific packets requiring special processing in microcode that the flow cache can't handle, causing the riot forwarding daemon to crash. By continuously sending...

CVE-2020-1627

The CVE-2020-1627 issue affects Juniper Networks Junos OS on vMX and MX150, where crafted packets trigger special microcode processing that overwhelms the flow cache, causing the riot forwarding daemon to crash and a DoS. Affected releases include 18.1 before 18.1R3, 18.2 before 18.2R3, 18.2X75 b...

CVE-2020-1627 Junos OS: vMX and MX150: Denial of Service vulnerability in packet processing

A vulnerability in Juniper Networks Junos OS on vMX and MX150 devices may allow an attacker to cause a Denial of Service DoS by sending specific packets requiring special processing in microcode that the flow cache can't handle, causing the riot forwarding daemon to crash. By continuously sending...

CVE-2020-1615 Junos OS: vMX: Default credentials supplied in vMX configuration

The factory configuration for vMX installations, as shipped, includes default credentials for the root account. Without proper modification of these default credentials by the administrator, an attacker could exploit these credentials and access the vMX instance without authorization. This issue...

CVE-2020-1615

CVE-2020-1615 affects Juniper Junos OS on vMX installations where the factory configuration ships with default root credentials. The issue is due to default credentials stored in the vMX configuration, enabling an unauthenticated user to access the vMX instance if the credentials are not changed....

CVE-2020-1615: Use of Hard-coded Credentials

The factory configuration for vMX installations, as shipped, includes default credentials for the root account. Without proper modification of these default credentials by the administrator, an attacker could exploit these credentials and access the vMX instance without authorization. This issue...

CVE-2020-1627: Undefined Security Weakness

A vulnerability in Juniper Networks Junos OS on vMX and MX150 devices may allow an attacker to cause a Denial of Service DoS by sending specific packets requiring special processing in microcode that the flow cache can't handle, causing the riot forwarding daemon to crash. By continuously sending...

Xen VMentry Failure Denial Of Service vulnerability (XSA-308)

According to its self-reported version number, the Xen hypervisor installed on the remote host is affected by an denial of service vulnerability due to a mishandling of a certain case by VMX VMEntry. An unauthenticated remote attacker can exploit this issue, to cause a denial of service DOS. Note...

CVE-2019-19583

An issue was discovered in Xen through 4.12.x allowing x86 HVM/PVH guest OS users to cause a denial of service guest OS crash because VMX VMEntry checks mishandle a certain case. Please see XSA-260 for background on the MovSS shadow. Please see XSA-156 for background on the need for DB...

CVE-2019-19583

An issue was discovered in Xen through 4.12.x allowing x86 HVM/PVH guest OS users to cause a denial of service guest OS crash because VMX VMEntry checks mishandle a certain case. Please see XSA-260 for background on the MovSS shadow. Please see XSA-156 for background on the need for DB...

Code injection

An issue was discovered in Xen through 4.12.x allowing x86 HVM/PVH guest OS users to cause a denial of service guest OS crash because VMX VMEntry checks mishandle a certain case. Please see XSA-260 for background on the MovSS shadow. Please see XSA-156 for background on the need for DB...

CVE-2019-19583

CVE-2019-19583 describes a denial-of-service vulnerability in Xen’s VMX VMEntry path. When a VM is in a specific state (DB interception with single stepping and STI/MovSS active), the VMEntry checks can fail fatally for the guest, potentially crashing an HVM/PVH guest and causing guest DoS. The i...

CVE-2019-19583

An issue was discovered in Xen through 4.12.x allowing x86 HVM/PVH guest OS users to cause a denial of service guest OS crash because VMX VMEntry checks mishandle a certain case. Please see XSA-260 for background on the MovSS shadow. Please see XSA-156 for background on the need for DB...

CVE-2019-19583

An issue was discovered in Xen through 4.12.x allowing x86 HVM/PVH guest OS users to cause a denial of service guest OS crash because VMX VMEntry checks mishandle a certain case. Please see XSA-260 for background on the MovSS shadow. Please see XSA-156 for background on the need for DB...

VMX: VMentry failure with debug exceptions and blocked states

ISSUE DESCRIPTION Please see XSA-260 for background on the MovSS shadow: http://xenbits.xen.org/xsa/advisory-260.html Please see XSA-156 for background on the need for DB interception: http://xenbits.xen.org/xsa/advisory-156.html The VMX VMEntry checks does not like the exact combination of state...

CVE-2019-19583: Undefined Security Weakness

An issue was discovered in Xen through 4.12.x allowing x86 HVM/PVH guest OS users to cause a denial of service guest OS crash because VMX VMEntry checks mishandle a certain case. Please see XSA-260 for background on the MovSS shadow. Please see XSA-156 for background on the need for DB...

CentOS Update for bpftool CESA-2019:3979 centos7

The remote host is missing an update for the SPDX-FileCopyrightText: 2019 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

kernel security and bug fix update

3.10.0-1062.7.1.OL7 - Oracle Linux certificates Alexey Petrenko - Oracle Linux RHCK Module Signing Key was compiled into kernel [email protected] - Update x509.genkey Orabug: 24817676 3.10.0-1062.7.1 - drm drm/i915/cmdparser: Fix jump whitelist clearing Dave Airlie...

Kernel: KVM: leak of uninitialized stack contents to guest

An information leakage issue was found in the way Linux kernel's KVM hypervisor handled page fault exceptions while emulating instructions like VMXON, VMCLEAR, VMPTRLD, and VMWRITE with memory address as an operand. It occurs if the operand is a mmio address, as the returned exception object hold...