ROHNP: Key Extraction Side Channel in Multiple Crypto Libraries

Libgcrypt before 1.7.10 and 1.8.x before 1.8.3 allows a memory-cache side-channel attack on ECDSA signatures that can be mitigated through the use of blinding during the signing process in the gcryeccecdsasign function in cipher/ecc-ecdsa.c, aka the Return Of the Hidden Number Problem or ROHNP. T...

SUSE SLES12 Security Update : xen (SUSE-SU-2019:3297-1)

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-2019:3295-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP1 RT kernel was updated to receive various security and bugfixes. The following security bugs were fixed: - CVE-2019-15916: Fixed a memory leak in registerqueuekobjects which might have led denial of service bsc1149448. - CVE-2019-0154: Fixed an improper access...

SUSE-SU-2019:3294-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 12 SP4 RT kernel was updated to receive various security and bugfixes. The following security bugs were fixed: - CVE-2019-15916: Fixed a memory leak in registerqueuekobjects which might have led denial of service bsc1149448. - CVE-2019-0154: Fixed an improper access...

SUSE-SU-2019:2984-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 12 SP2 kernel was updated to receive various security and bugfixes. The following security bugs were fixed: - CVE-2018-12207: Untrusted virtual machines on Intel CPUs could exploit a race condition in the Instruction Fetch Unit of the Intel CPU to cause a Machine Excepti...

openSUSE Security Update : xen (openSUSE-2019-2508)

This update for xen fixes the following issues : - CVE-2018-12207: Untrusted virtual machines on Intel CPUs could exploit a race condition in the Instruction Fetch Unit of the Intel CPU to cause a Machine Exception during Page Size Change, causing the CPU core to be non-functional. bsc1155945 -...

OPENSUSE-SU-2019:2503-1 Security update for the Linux Kernel

The openSUSE Leap 15.0 kernel was updated to receive various security and bugfixes. The following security bugs were fixed: - CVE-2019-0154: An unprotected read access to i915 registers has been fixed that could have been abused to facilitate a local denial-of-service attack. bsc1135966 -...

Security update for xen (important)

openSUSE Security Update: Security update for xen Announcement ID: openSUSE-SU-2019:2506-1 Rating: important References: 1152497 1154448 1154456 1154458 1154461 1155945 Cross-References: CVE-2018-12207 CVE-2019-11135 CVE-2019-18420 CVE-2019-18421 CVE-2019-18424 CVE-2019-18425 Affected Products:...

SUSE SLED15 / SLES15 Security Update : xen (SUSE-SU-2019:2961-1)

This update for xen fixes the following issues : CVE-2018-12207: Untrusted virtual machines on Intel CPUs could exploit a race condition in the Instruction Fetch Unit of the Intel CPU to cause a Machine Exception during Page Size Change, causing the CPU core to be non-functional. bsc1155945...

SUSE SLES12 Security Update : kernel (SUSE-SU-2019:2949-1)

The SUSE Linux Enterprise 12-SP3 kernel was updated to receive various security and bugfixes. The following security bugs were fixed : CVE-2018-12207: Untrusted virtual machines on Intel CPUs could exploit a race condition in the Instruction Fetch Unit of the Intel CPU to cause a Machine Exceptio...

SUSE-SU-2019:2950-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 12 SP1 kernel was updated to receive various security and bugfixes. The following security bugs were fixed: - CVE-2018-12207: Untrusted virtual machines on Intel CPUs could exploit a race condition in the Instruction Fetch Unit of the Intel CPU to cause a Machine Excepti...

USN-3985-1 libvirt update

Ke Sun, Henrique Kawakami, Kekai Hu, Rodrigo Branco, Giorgi Maisuradze, Dan Horea Lutas, Andrei Lutas, Volodymyr Pikhur, Stephan van Schaik, Alyssa Milburn, Sebastian Österlund, Pietro Frigo, Kaveh Razavi, Herbert Bos, Cristiano Giuffrida, Moritz Lipp, Michael Schwarz, and Daniel Gruss discovered...

Microarchitectural Data Sampling speculative side channel

ISSUE DESCRIPTION Microarchitectural Data Sampling refers to a group of speculative sidechannels vulnerabilities. They consist of: CVE-2018-12126 - MSBDS - Microarchitectural Store Buffer Data Sampling CVE-2018-12127 - MLPDS - Microarchitectural Load Port Data Sampling CVE-2018-12130 - MFBDS -...

Ubuntu: Security Advisory (USN-3651-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2018 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: Security Advisory (USN-3776-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2018 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 : Linux kernel vulnerabilities (USN-3776-1)

The remote Ubuntu 16.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-3776-1 advisory. Jann Horn discovered that the vmacache subsystem did not properly handle sequence number overflows, leading to a use-after-free vulnerability. A local...

USN-3777-1: Linux kernel vulnerabilities

Jann Horn discovered that the vmacache subsystem did not properly handle sequence number overflows, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service system crash or execute arbitrary code. CVE-2018-17182 It was discovered that the...

USN-3775-2: Linux kernel (Trusty HWE) vulnerabilities

USN-3775-1 fixed vulnerabilities in the Linux kernel for Ubuntu 14.04 LTS. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 14.04 LTS for Ubuntu 12.04 ESM. It was discovered that the paravirtualization implementation in the Linux kernel did n...

Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS : Intel Microcode vulnerabilities (USN-3756-1)

The remote Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-3756-1 advisory. It was discovered that memory present in the L1 data cache of an Intel CPU core may be exposed to a malicious process that is...

USN-3756-1: Intel Microcode vulnerabilities

It was discovered that memory present in the L1 data cache of an Intel CPU core may be exposed to a malicious process that is executing on the CPU core. This vulnerability is also known as L1 Terminal Fault L1TF. A local attacker in a guest virtual machine could use this to expose sensitive...