Citrix Hypervisor Security Update

Description of Problem A security issue has been identified in Citrix Hypervisor that may allow privileged code running in a guest VM to infer details of some computations occurring in other VMs on the host. This may, for example, be used to infer a secret encryption key used by a web server in a...

UBUNTU-CVE-2020-12912

A potential vulnerability in the AMD extension to Linux "hwmon" service may allow an attacker to use the Linux-based Running Average Power Limit RAPL interface to show various side channel attacks. In line with industry partners, AMD has updated the RAPL interface to require privileged access...

USN-4628-2: Intel Microcode regression

USN-4628-1 provided updated Intel Processor Microcode. Unfortunately, that update prevented certain processors in the Intel Tiger Lake family from booting successfully. This update reverts the microcode update for the Tiger Lake processor family. Please note that the 'disucodeldr' kernel command...

Ubuntu: Security Advisory (USN-4628-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2020 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...

Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS : Intel Microcode regression (USN-4628-2)

The remote Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS host has a package installed that is affected by a vulnerability as referenced in the USN-4628-2 advisory. USN-4628-1 provided updated Intel Processor Microcode. Unfortunately, that update prevented certain processors in the Intel Tiger Lake...

Nvidia Warns Windows Gamers of GeForce NOW Flaw

Nvidia is red-flagging a high-severity flaw in its GeForce NOW application software for Windows. An attacker on a local network can exploit the flaw in order to execute code or gain escalated privileges on affected devices. GeForce NOW is the brand used by Nvidia for its cloud-based gaming servic...

USN-4628-1: Intel Microcode vulnerabilities

Moritz Lipp, Michael Schwarz, Andreas Kogler, David Oswald, Catherine Easdon, Claudio Canella, and Daniel Gruss discovered that the Intel Running Average Power Limit RAPL feature of some Intel processors allowed a side- channel attack based on power consumption measurements. A local attacker coul...

Amazon Linux 2 : nspr, nss-softokn, nss-util, nss (ALAS-2020-1559)

The version of nspr installed on the remote host is prior to 4.25.0-2. The version of nss installed on the remote host is prior to 3.53.1-3. The version of nss-softokn installed on the remote host is prior to 3.53.1-6. The version of nss- util installed on the remote host is prior to 3.53.1-1. It...

Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS : Intel Microcode vulnerabilities (USN-4628-1)

The remote Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-4628-1 advisory. Moritz Lipp, Michael Schwarz, Andreas Kogler, David Oswald, Catherine Easdon, Claudio Canella, and Daniel Gruss discovered that t...

CVE-2020-28368

Xen through 4.14.x allows guest OS administrators to obtain sensitive information such as AES keys from outside the guest via a side-channel attack on a power/energy monitoring interface, aka a "Platypus" attack. NOTE: there is only one logically independent fix: to change the access control for...

CVE-2020-28368

Xen through 4.14.x allows guest OS administrators to obtain sensitive information such as AES keys from outside the guest via a side-channel attack on a power/energy monitoring interface, aka a "Platypus" attack. NOTE: there is only one logically independent fix: to change the access control for...

Design/Logic Flaw

Xen through 4.14.x allows guest OS administrators to obtain sensitive information such as AES keys from outside the guest via a side-channel attack on a power/energy monitoring interface, aka a "Platypus" attack. NOTE: there is only one logically independent fix: to change the access control for...

CVE-2020-28368

CVE-2020-28368 concerns Xen up to 4.14.x where a power/energy monitor side-channel (Platypus) could leak sensitive data (e.g., AES keys) from outside the guest. The root cause is an access-control weakness on the power/energy monitoring interfaces exposed to guests. The documented impact is infor...

CVE-2020-28368

Xen through 4.14.x allows guest OS administrators to obtain sensitive information such as AES keys from outside the guest via a side-channel attack on a power/energy monitoring interface, aka a "Platypus" attack. NOTE: there is only one logically independent fix: to change the access control for...

nspr, nss security update

CentOS Errata and Security Advisory CESA-2020:4076 An update for nss, nss-softokn, nss-util, and nspr is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, whi...

CentOS 7 : nss and nspr (RHSA-2020:4076)

The remote CentOS Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2020:4076 advisory. - When importing a curve25519 private key in PKCS8format with leading 0x00 bytes, it is possible to trigger an out-of-bounds read in the Network Securi...

EulerOS Virtualization 3.0.2.2 : nss (EulerOS-SA-2020-2205)

According to the version of the nss packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerability : - A cached side channel attack during handshakes using RSA encryption could allow for the decryption of encrypted content. This is a...

Oracle Linux 7 : nss / and / nspr (ELSA-2020-4076)

The remote Oracle Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2020-4076 advisory. - include patches for CVE-2020-6829, CVE-2020-12400, and CVE-2020-12401 from upstream ECC constant time issues. - include patches for CVE-2020-12403 fr...

Debian DLA-2388-1 : nss security update

Various vulnerabilities were fixed in nss, the Network Security Service libraries. CVE-2018-12404 Cache side-channel variant of the Bleichenbacher attack. CVE-2018-18508 NULL pointer dereference in several CMS functions resulting in a denial of service. CVE-2019-11719 Out-of-bounds read when...

RHEL 7 : nss and nspr (RHSA-2020:4076)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2020:4076 advisory. Network Security Services NSS is a set of libraries designed to support the cross-platform development of security-enabled client and server...