CVE-2018-12439

MatrixSSL through 3.9.5 Open allows a memory-cache side-channel attack on ECDSA signatures, aka the Return Of the Hidden Number Problem or ROHNP. To discover an ECDSA key, the attacker needs access to either the local machine or a different virtual machine on the same physical host...

CVE-2018-12438

The Elliptic Curve Cryptography library aka sunec or libsunec allows a memory-cache side-channel attack on ECDSA signatures, aka the Return Of the Hidden Number Problem or ROHNP. To discover an ECDSA key, the attacker needs access to either the local machine or a different virtual machine on the...

CVE-2018-12438

The CVE-2018-12438 entry concerns the Elliptic Curve Cryptography library (sunec/libsunec) enabling a memory-cache side-channel attack on ECDSA signatures (ROHNP). Documentation states an attacker must have local access or co-residency on the same host to recover an ECDSA key. No specific vulnera...

Important: Red Hat Security Advisory: kernel security, bug fix, and enhancement update

An update for kernel is now available for Red Hat Enterprise Linux 6.7 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

Amazon Linux AMI : qemu-kvm (ALAS-2018-1034) (Spectre)

An out-of-bounds read access issue was found in the VGA display emulator built into the Quick emulator QEMU. It could occur while reading VGA memory to update graphics display. A privileged user/process inside guest could use this flaw to crash the QEMU process on the host resulting in denial of...

Important: qemu-kvm

Issue Overview: An out-of-bounds read access issue was found in the VGA display emulator built into the Quick emulator QEMU. It could occur while reading VGA memory to update graphics display. A privileged user/process inside guest could use this flaw to crash the QEMU process on the host resulti...

RHEL 6 / 7 : rhev-hypervisor7 (RHSA-2018:1711)

The remote Redhat Enterprise Linux 6 / 7 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2018:1711 advisory. The rhev-hypervisor7 package provides a Red Hat Enterprise Virtualization Hypervisor ISO disk image. The Red Hat Enterprise Virtualizati...

RHEL 7 : redhat-virtualization-host (RHSA-2018:1710)

The remote Redhat Enterprise Linux 7 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2018:1710 advisory. The ovirt-node-ng packages provide the Red Hat Virtualization Host. These packages include redhat-release- virtualization-host, ovirt-node,...

Scientific Linux Security Update : java-1.7.0-openjdk on SL7.x x86_64 (20180522) (Spectre)

Security Fixes : - An industry-wide issue was found in the way many modern microprocessor designs have implemented speculative execution of Load & Store instructions a commonly used performance optimization. It relies on the presence of a precisely-defined instruction sequence in the privileged...

Oracle Linux 6 : java-1.8.0-openjdk (ELSA-2018-1650)

The remote Oracle Linux 6 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2018-1650 advisory. 1:1.8.0.171-8.b10 - added and applied 1566890embargoed20180521.patch - Resolves: rhbz1578545 Tenable has extracted the preceding description block directly from...

Amazon Linux 2 : linux-firmware (ALAS-2018-962) (Spectre)

Speculative execution branch target injection An industry-wide issue was found in the way many modern microprocessor designs have implemented speculative execution of instructions a commonly used performance optimization. There are three primary variants of the issue which differ in the way the...

Important kernel security update: Fixes for Meltdown and Spectre exploits; new kernel 3.10.0-693.11.6.vz7.40.4, Virtuozzo 7.0 Update 6 Hotfix 3 (7.0.6-710)

This update provides a new Virtuozzo 7.0 kernel 3.10.0-693.11.6.vz7.40.4 that is a rebase to the Red Hat Enterprise Linux 7 kernel 3.10.0-693.11.6.el7. The rebase fixes an industry-wide issue that was found in the way many modern microprocessor designs have implemented speculative execution of...

Spectre Information Disclosure Proof Of Concept

include include include ifdef MSCVER include / for rdtscp and clflush / pragma optimize"gt",on else include / for rdtscp and clflush / endif / Victim code. / unsigned int array1size = 16; uint8t unused164; uint8t array1160 = 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ; uint8t unused264; uint8t...

CVE-2017-7526

libgcrypt before version 1.7.8 is vulnerable to a cache side-channel attack resulting into a complete break of RSA-1024 while using the left-to-right method for computing the sliding-window expansion. The same attack is believed to work on RSA-2048 with moderately more computation. This...

CVE-2016-6489

The RSA and DSA decryption code in Nettle makes it easier for attackers to discover private keys via a cache side channel attack...

CVE-2016-6489

Summary of the issue: The nettle cryptographic library contains a cache-related side-channel flaw in its RSA and DSA decryption code that could allow a remote attacker to recover a private key from a co-located VM. This vulnerability is referenced across multiple advisories (CVE-2016-6489). What ...

CVE-2016-6489

The RSA and DSA decryption code in Nettle makes it easier for attackers to discover private keys via a cache side channel attack...

F5 Networks BIG-IP : GnuPG vulnerability (K75253136)

GnuPG before 1.4.14, and Libgcrypt before 1.5.3 as used in GnuPG 2.0.x and possibly other products, allows local users to obtain private RSA keys via a cache side-channel attack involving the L3 cache, aka Flush+Reload. CVE-2013-4242 C Tenable Network Security, Inc. The descriptive text and packa...

VMware ESXi Multiple OpenSSL Vulnerabilities (VMSA-2014-0004) (Heartbleed)

The remote VMware ESXi host is affected by multiple vulnerabilities in the OpenSSL third-party library : - A flaw exist in the Elliptic Curve Digital Signature Algorithm ECDSA implementation due to a failure to ensure that certain swap operations have a constant-time behavior. An attacker can...

Amazon Linux: Security Advisory (ALAS-2013-225)

The remote host is missing an update for the SPDX-FileCopyrightText: 2015 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...