CVE-2018-3639

CVE-2018-3639 is a speculative execution side‑channel vulnerability (SSB) that can leak memory via speculative stores. The Connected ALMA doc notes a mitigation: SSB is disabled by the new alt-java launcher, reducing impact at the cost of performance, and it references OpenJDK 8u282 as part of th...

CVE-2018-3640

CVE-2018-3640 affects macOS EFI/Hypervisor components on macOS High Sierra 10.13.6 and Mojave 10.14, where systems with speculative execution and speculative reads of system registers may leak information via a side‑channel. The root cause is speculative execution side‑channel disclosures; a micr...

CVE-2018-3640

Systems with microprocessors utilizing speculative execution and that perform speculative reads of system registers may allow unauthorized disclosure of system parameters to an attacker with local user access via a side-channel analysis, aka Rogue System Register Read RSRE, Variant 3a...

SUSE-SU-2018:1377-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 12 SP2 LTSS kernel was updated to receive various security and bugfixes. The following security bug was fixed: - CVE-2018-3639: Information leaks using 'Memory Disambiguation' feature in modern CPUs were mitigated, aka 'Spectre Variant 4' bnc1087082. A new boot commandli...

SUSE-SU-2018:1366-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 12 SP3 kernel was updated to 4.4.131 to receive various security and bugfixes. The following security bugs were fixed: - CVE-2018-3639: Information leaks using 'Memory Disambiguation' feature in modern CPUs were mitigated, aka 'Spectre Variant 4' bnc1087082. A new boot...

SUSE-SU-2018:1376-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 11 SP3 LTSS kernel was updated to receive various security and bugfixes. The following security bugs were fixed: - CVE-2018-3639: Information leaks using 'Memory Disambiguation' feature in modern CPUs were mitigated, aka 'Spectre Variant 4' bnc1087082. A new boot...

New Spectre (Variant 4) CPU Flaw Discovered—Intel, ARM, AMD Affected

Security researchers from Microsoft and Google have discovered a fourth variant of the data-leaking Meltdown-Spectre security flaws impacting modern CPUs in millions of computers, including those marketed by Apple. Variant 4 comes weeks after German computer magazine Heise reported about a set of...

New Spectre (Variant 4) CPU Flaw Discovered—Intel, ARM, AMD Affected

Security researchers from Microsoft and Google have discovered a fourth variant of the data-leaking Meltdown-Spectre security flaws impacting modern CPUs in millions of computers, including those marketed by Apple. Variant 4 comes weeks after German computer magazine Heise reported about a set of...

USN-3655-2: Linux kernel (Trusty HWE) vulnerabilities

USN-3655-1 fixed vulnerabilities and added mitigations 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. Jann Horn and Ken Johnson discovered that microprocessors...

USN-3655-1: Linux kernel vulnerabilities

Jann Horn and Ken Johnson discovered that microprocessors utilizing speculative execution of a memory read may allow unauthorized memory reads via a sidechannel attack. This flaw is known as Spectre Variant 4. A local attacker could use this to expose sensitive information, including kernel memor...

USN-3655-1 linux vulnerabilities

Jann Horn and Ken Johnson discovered that microprocessors utilizing speculative execution of a memory read may allow unauthorized memory reads via a sidechannel attack. This flaw is known as Spectre Variant 4. A local attacker could use this to expose sensitive information, including kernel memor...

USN-3654-2: Linux kernel (Xenial HWE) vulnerabilities

USN-3654-1 fixed vulnerabilities and added mitigations in the Linux kernel for Ubuntu 16.04 LTS. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 16.04 LTS for Ubuntu 14.04 LTS. Jann Horn and Ken Johnson discovered that microprocessors...

USN-3654-1: Linux kernel vulnerabilities

Jann Horn and Ken Johnson discovered that microprocessors utilizing speculative execution of a memory read may allow unauthorized memory reads via a sidechannel attack. This flaw is known as Spectre Variant 4. A local attacker could use this to expose sensitive information, including kernel memor...

USN-3654-1 linux, linux-aws, linux-kvm, vulnerabilities

Jann Horn and Ken Johnson discovered that microprocessors utilizing speculative execution of a memory read may allow unauthorized memory reads via a sidechannel attack. This flaw is known as Spectre Variant 4. A local attacker could use this to expose sensitive information, including kernel memor...

USN-3653-2: Linux kernel (HWE) vulnerabilities

USN-3653-1 fixed vulnerabilities and added mitigations in the Linux kernel for Ubuntu 17.10. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 17.10 for Ubuntu 16.04 LTS. Jann Horn and Ken Johnson discovered that microprocessors utilizing...

USN-3653-1: Linux kernel vulnerabilities

Jann Horn and Ken Johnson discovered that microprocessors utilizing speculative execution of a memory read may allow unauthorized memory reads via a sidechannel attack. This flaw is known as Spectre Variant 4. A local attacker could use this to expose sensitive information, including kernel memor...

USN-3652-1: Linux kernel vulnerability

Jann Horn and Ken Johnson discovered that microprocessors utilizing speculative execution of a memory read may allow unauthorized memory reads via a sidechannel attack. This flaw is known as Spectre Variant 4. A local attacker could use this to expose sensitive information, including kernel memor...

USN-3652-1 linux, linux-aws, linux-azure, linux-gcp, linux-kvm, linux-oem vulnerability

Jann Horn and Ken Johnson discovered that microprocessors utilizing speculative execution of a memory read may allow unauthorized memory reads via a sidechannel attack. This flaw is known as Spectre Variant 4. A local attacker could use this to expose sensitive information, including kernel memor...

CPU Side-Channel Information Disclosure Vulnerabilities: May 2018

On May 21, 2018, researchers disclosed two vulnerabilities that take advantage of the implementation of speculative execution of instructions on many modern microprocessor architectures to perform side-channel information disclosure attacks. These vulnerabilities could allow an unprivileged, loca...

Ubuntu: Security Advisory (USN-3654-1)

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...