162 matches found
Security Bulletin: IBM Cloud Manager with Openstack DoS through IPv6 subnet vulnerability (CVE-2014-4167)
Summary By creating an IPv6 private subnet attached to a L3 router, an authenticated user may break the L3-agent, preventing further floating IPv4 addresses from being attached for the entire cloud. Vulnerability Details CVE ID: CVE-2014-4167 Description: The OpenStack Neutron L3-agent is...
Moderate: Red Hat Security Advisory: ansible security and bug fix update
An update for ansible is now available for Red Hat Ansible Engine 2 for RHEL 7. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerabilit...
CVE-2018-11220
CVE-2018-11220 affects Bitmain Antminer D3, L3+, and S9 devices. The vulnerability enables remote command execution through the device’s system restore/recovery functionality, allowing an attacker with or without authentication (depending on context) to trigger arbitrary commands on the device. C...
Security update for xen (important)
This update for xen to version 4.9.2 fixes several issues. This feature was added: - Added script, udev rule and systemd service to watch for vcpu online/offline events in a HVM domU. They are triggered via 'xl vcpu-set domU N' These security issues were fixed: - CVE-2018-8897: Prevent mishandlin...
Fedora 26 : xen (2018-0746dac335)
update Xen page-table isolation XPTI mitigation and add Branch Target Injection BTI mitigation for XSA-254 DoS via non-preemptable L3/L4 pagetable freeing XSA-252 1549568 grant table v2 - v1 transition may crash Xen XSA-255 1549570 x86 PVH guest without LAPIC may DoS the host XSA-256 1549572 Note...
CVE-2018-7540
An issue was discovered in Xen through 4.10.x allowing x86 PV guest OS users to cause a denial of service host OS CPU hang via non-preemptable L3/L4 pagetable freeing...
CVE-2018-7540
An issue was discovered in Xen through 4.10.x allowing x86 PV guest OS users to cause a denial of service host OS CPU hang via non-preemptable L3/L4 pagetable freeing...
DoS via non-preemptable L3/L4 pagetable freeing
ISSUE DESCRIPTION Guests have the ability to request removal of memory from themselves. This operation is intended to be requested for normal read/write pages, but is also permitted to be used on other types of pages. So far this in particular included pages pinned to their current type, with the...
Open Source Full Featured Network Operating System: OpenSwitch
Open Source Full Featured Network Operating System OpenSwitch provides a fully-featured L2/L3 control plane stack, traditional and programmatic, declarative control plane. The 24×7 nature of global digital economy and the explosion of data have changed how we think about data center networking...
Fedora 25 : xen (2016-1d8429b89f)
fix build problem with glibc 2.24 x86: Disallow L3 recursive pagetable for 32-bit PV guests XSA-185, CVE-2016-7092 x86: Mishandling of instruction pointer truncation during emulation XSA-186, CVE-2016-7093 x86 HVM: Overflow of shctxt-segreg XSA-187, CVE-2016-7094 pandoc documentation has dependen...
Fedora 23 : xen (2016-1c3374bcb9)
x86: Disallow L3 recursive pagetable for 32-bit PV guests XSA-185, CVE-2016-7092 1374470 x86: Mishandling of instruction pointer truncation during emulation XSA-186, CVE-2016-7093 1374471 x86 HVM: Overflow of shctxt-segreg XSA-187, CVE-2016-7094 1374473 Note that Tenable Network Security has...
CVE-2016-7092
The getpagefroml3e function in arch/x86/mm.c in Xen allows local 32-bit PV guest OS administrators to gain host OS privileges via vectors related to L3 recursive pagetables...
CVE-2016-7092
The getpagefroml3e function in arch/x86/mm.c in Xen allows local 32-bit PV guest OS administrators to gain host OS privileges via vectors related to L3 recursive pagetables...
CVE-2016-7092
The getpagefroml3e function in arch/x86/mm.c in Xen allows local 32-bit PV guest OS administrators to gain host OS privileges via vectors related to L3 recursive pagetables...
UBUNTU-CVE-2016-7092
The getpagefroml3e function in arch/x86/mm.c in Xen allows local 32-bit PV guest OS administrators to gain host OS privileges via vectors related to L3 recursive pagetables...
CVE-2016-7092
The getpagefroml3e function in arch/x86/mm.c in Xen allows local 32-bit PV guest OS administrators to gain host OS privileges via vectors related to L3 recursive pagetables...
Fedora 24 : xen (2016-7d2c67d1f5)
x86: Disallow L3 recursive pagetable for 32-bit PV guests XSA-185, CVE-2016-7092 1374470 x86: Mishandling of instruction pointer truncation during emulation XSA-186, CVE-2016-7093 1374471 x86 HVM: Overflow of shctxt-segreg XSA-187, CVE-2016-7094 1374473 Note that Tenable Network Security has...
[SECURITY] [DSA 3663-1] xen security update
------------------------------------------------------------------------- Debian Security Advisory DSA-3663-1 [email protected] https://www.debian.org/security/ Salvatore Bonaccorso September 09, 2016 https://www.debian.org/security/faq -...
Debian Security Advisory DSA 3663-1 (xen - security update)
Multiple vulnerabilities have been discovered in the Xen hypervisor. The Common Vulnerabilities and Exposures project identifies the following problems: CVE-2016-7092 XSA-185 Jeremie Boutoille of Quarkslab and Shangcong Luan of Alibaba discovered a flaw in the handling of L3 pagetable entries,...