Fedora 30 : xen (2019-6458474bf2) (MDSUM/RIDL) (MFBDS/RIDL/ZombieLoad) (MLPDS/RIDL) (MSBDS/Fallout)

Microarchitectural Data Sampling speculative side channel XSA-297, CVE-2018-12126, CVE-2018-12127, CVE-2018-12130, CVE-2019-11091 additional patches so above applies cleanly work around grub2 issues in dom0 Note that Tenable Network Security has extracted the preceding description block directly...

SUSE SLES12 Security Update : kernel (SUSE-SU-2019:1287-1) (MDSUM/RIDL) (MFBDS/RIDL/ZombieLoad) (MLPDS/RIDL) (MSBDS/Fallout)

The SUSE Linux Enterprise 12 SP2 kernel was updated to receive various security and bugfixes. Four new speculative execution information leak issues have been identified in Intel CPUs. bsc1111331 CVE-2018-12126: Microarchitectural Store Buffer Data Sampling MSBDS CVE-2018-12127: Microarchitectura...

Fedora 30 : 2:qemu / libvirt (2019-f910d35647) (MDSUM/RIDL) (MFBDS/RIDL/ZombieLoad) (MLPDS/RIDL) (MSBDS/Fallout)

Define md-clear CPUID bit. Assuming an updated host kernel and microcode, the md-clear bit will be automatically exposed to guests using the QEMU '-cpu host' arg, or libvirt 'host-model' or 'host-passthrough' configurations. Guests using a named CPU model it must be manually updated to add this...

openSUSE Security Update : ucode-intel (openSUSE-2019-1402) (MDSUM/RIDL) (MFBDS/RIDL/ZombieLoad) (MLPDS/RIDL) (MSBDS/Fallout)

This update for ucode-intel fixes the following issues : This update contains the Intel QSR 2019.1 Microcode release bsc1111331 Four new speculative execution information leak issues have been identified in Intel CPUs. bsc1111331 - CVE-2018-12126: Microarchitectural Store Buffer Data Sampling MSB...

Fedora 30 : kernel / kernel-headers (2019-640f8d8dd1) (MDSUM/RIDL) (MFBDS/RIDL/ZombieLoad) (MLPDS/RIDL) (MSBDS/Fallout)

The 5.0.16 stable updates contain a number of important fixes across the tree. Most importantly, these updates address the kernel portion of the MDS CVEs. Note that Tenable Network Security has extracted the preceding description block directly from the Fedora update system website. Tenable has...

CentOS 7 : qemu-kvm (CESA-2019:1178) (MDSUM/RIDL) (MFBDS/RIDL/ZombieLoad) (MLPDS/RIDL) (MSBDS/Fallout)

An update for qemu-kvm is now available for Red Hat Enterprise Linux 7. 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 each vulnerability from...

Scientific Linux Security Update : qemu-kvm on SL6.x i386/x86_64 (20190514) (MDSUM/RIDL) (MFBDS/RIDL/ZombieLoad) (MLPDS/RIDL) (MSBDS/Fallout)

Security Fixes : - A flaw was found in the implementation of the 'fill buffer', a mechanism used by modern CPUs when a cache-miss is made on L1 CPU cache. If an attacker can generate a load operation that would create a page fault, the execution will continue speculatively with incorrect data fro...

Scientific Linux Security Update : kernel on SL6.x i386/x86_64 (20190514) (MDSUM/RIDL) (MFBDS/RIDL/ZombieLoad) (MLPDS/RIDL) (MSBDS/Fallout)

Security Fixes : - A flaw was found in the implementation of the 'fill buffer', a mechanism used by modern CPUs when a cache-miss is made on L1 CPU cache. If an attacker can generate a load operation that would create a page fault, the execution will continue speculatively with incorrect data fro...

Oracle Linux 7 : libvirt (ELSA-2019-1177)

The remote Oracle Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2019-1177 advisory. - qemu: Don't cache microcode version CVE-2018-12127, CVE-2018-12126, CVE-2018-12130 - cpux86: Do not cache microcode version CVE-2018-12126,...

Scientific Linux Security Update : libvirt on SL6.x i386/x86_64 (20190514) (MDSUM/RIDL) (MFBDS/RIDL/ZombieLoad) (MLPDS/RIDL) (MSBDS/Fallout)

Security Fixes : - A flaw was found in the implementation of the 'fill buffer', a mechanism used by modern CPUs when a cache-miss is made on L1 CPU cache. If an attacker can generate a load operation that would create a page fault, the execution will continue speculatively with incorrect data fro...

Scientific Linux Security Update : kernel on SL7.x x86_64 (20190514) (MDSUM/RIDL) (MFBDS/RIDL/ZombieLoad) (MLPDS/RIDL) (MSBDS/Fallout)

Security Fixes : - A flaw was found in the implementation of the 'fill buffer', a mechanism used by modern CPUs when a cache-miss is made on L1 CPU cache. If an attacker can generate a load operation that would create a page fault, the execution will continue speculatively with incorrect data fro...

Debian DLA-1787-1 : linux-4.9 security update (MDSUM/RIDL) (MFBDS/RIDL/ZombieLoad) (MLPDS/RIDL) (MSBDS/Fallout)

Multiple researchers have discovered vulnerabilities in the way the Intel processor designs have implemented speculative forwarding of data filled into temporary microarchitectural structures buffers. This flaw could allow an attacker controlling an unprivileged process to read sensitive...

Fedora 29 : kernel / kernel-headers (2019-e6bf55e821) (MDSUM/RIDL) (MFBDS/RIDL/ZombieLoad) (MLPDS/RIDL) (MSBDS/Fallout)

The 5.0.16 stable updates contain a number of important fixes across the tree. Most importantly, these updates address the kernel portion of the MDS CVEs. Note that Tenable Network Security has extracted the preceding description block directly from the Fedora update system website. Tenable has...

Scientific Linux Security Update : qemu-kvm on SL7.x x86_64 (20190514) (MDSUM/RIDL) (MFBDS/RIDL/ZombieLoad) (MLPDS/RIDL) (MSBDS/Fallout)

Security Fixes : - A flaw was found in the implementation of the 'fill buffer', a mechanism used by modern CPUs when a cache-miss is made on L1 CPU cache. If an attacker can generate a load operation that would create a page fault, the execution will continue speculatively with incorrect data fro...

RHEL 7 : Virtualization Manager (RHSA-2019:1205) (MDSUM/RIDL) (MFBDS/RIDL/ZombieLoad) (MLPDS/RIDL) (MSBDS/Fallout)

An update for rhvm-setup-plugins is now available for Red Hat Virtualization 4.3. 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 each...

Scientific Linux Security Update : libvirt on SL7.x x86_64 (20190514) (MDSUM/RIDL) (MFBDS/RIDL/ZombieLoad) (MLPDS/RIDL) (MSBDS/Fallout)

Security Fixes : - A flaw was found in the implementation of the 'fill buffer', a mechanism used by modern CPUs when a cache-miss is made on L1 CPU cache. If an attacker can generate a load operation that would create a page fault, the execution will continue speculatively with incorrect data fro...

Ubuntu 16.04 LTS / 18.04 LTS : libvirt update (USN-3985-1)

The remote Ubuntu 16.04 LTS / 18.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-3985-1 advisory. Ke Sun, Henrique Kawakami, Kekai Hu, Rodrigo Branco, Giorgi Maisuradze, Dan Horea Lutas, Andrei Lutas, Volodymyr Pikhur, Stephan van Schaik,...

Intel ZombieLoad Side-Channel Attack: 10 Takeaways

Intel on Tuesday revealed a new class of speculative execution vulnerabilities, dubbed Microarchitectural Data Sampling MDS, which impact all its modern CPUs. The flaws all ultimately depend on different ways of executing side channel attacks to siphon data from impacted systems – and result in...

SUSE SLED15 / SLES15 Security Update : xen (SUSE-SU-2019:1248-1) (MDSUM/RIDL) (MFBDS/RIDL/ZombieLoad) (MLPDS/RIDL) (MSBDS/Fallout)

This update for xen fixes the following issues : Four new speculative execution information leak issues have been identified in Intel CPUs. bsc1111331 CVE-2018-12126: Microarchitectural Store Buffer Data Sampling MSBDS CVE-2018-12127: Microarchitectural Fill Buffer Data Sampling MFBDS...

Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS : Intel Microcode update (USN-3977-1)

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-3977-1 advisory. Ke Sun, Henrique Kawakami, Kekai Hu, Rodrigo Branco, Giorgi Maisuradze, Dan Horea Lutas, Andrei Lutas, Volodymyr Pikhur, Stephan...