hw: Special Register Buffer Data Sampling (SRBDS)

A new domain bypass transient execution attack known as Special Register Buffer Data Sampling SRBDS has been found. This flaw allows data values from special internal registers to be leaked by an attacker able to execute code on any core of the CPU. An unprivileged, local attacker can use this fl...

hw: Special Register Buffer Data Sampling (SRBDS)

A new domain bypass transient execution attack known as Special Register Buffer Data Sampling SRBDS has been found. This flaw allows data values from special internal registers to be leaked by an attacker able to execute code on any core of the CPU. An unprivileged, local attacker can use this fl...

Moderate: Red Hat Security Advisory: microcode_ctl security, bug fix and enhancement update

Updated microcodectl packages that fix several security bugs and add various enhancements are now available. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

Moderate: Red Hat Security Advisory: microcode_ctl security, bug fix and enhancement update

An update for microcodectl is now available for Red Hat enterprise Linux 8.1 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available...

RHEL 8 : microcode_ctl (RHSA-2020:2677)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2020:2677 advisory. Security Fixes: hw: Special Register Buffer Data Sampling SRBDS CVE-2020-0543 hw: L1D Cache Eviction Sampling CVE-2020-0549 hw: Vector...

Oracle Linux 7 : microcode_ctl (ELSA-2020-2432)

The remote Oracle Linux 7 host has a package installed that is affected by multiple vulnerabilities as referenced in the ELSA-2020-2432 advisory. - Update Intel CPU microcode to microcode-20200602 release, addresses CVE-2020-0543, CVE-2020-0548, CVE-2020-0549 1827189: - Update of 06-2d-06/0x6d...

hw: Special Register Buffer Data Sampling (SRBDS)

A new domain bypass transient execution attack known as Special Register Buffer Data Sampling SRBDS has been found. This flaw allows data values from special internal registers to be leaked by an attacker able to execute code on any core of the CPU. An unprivileged, local attacker can use this fl...

Moderate: Red Hat Security Advisory: microcode_ctl security, bug fix and enhancement update

Updated microcodectl packages that fix several security bugs and add various enhancements are now available. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

The vulnerability of Xen hypervisors allows a perpetrator to gain access to the protected information contained in the registry.

The vulnerability of the xrstor function arch/x86/xstate.c in the Xen hypervisor is related to deficiencies in access control. Exploiting this vulnerability could allow a local attacker to gain access to the protected information in the register’s contents by utilizing the exception mask bit...