Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.4-2022-023 (ALASKERNEL-5.4-2022-023)

The version of kernel installed on the remote host is prior to 5.4.181-99.354. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2KERNEL-5.4-2022-023 advisory. AMD recommends using a software mitigation for this issue, which the kernel is enabling by default. The Lin...

OESA-2022-1631 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: A NULL pointer dereference flaw was found in the Linux kernel’s Amateur Radio AX.25 protocol functionality in the way a user connects with the protocol. This flaw allows a local user to crash the systemCVE-2022-1205 A flaw was...

SUSE-SU-2022:1408-1 Security update for xen

This update for xen fixes the following issues: - CVE-2022-26356: Fixed potential race conditions in dirty memory tracking that could cause a denial of service in the host bsc1197423. - CVE-2022-26357: Fixed a potential race condition in memory cleanup for hosts using VT-d IOMMU hardware, which...

SUSE-SU-2022:1359-1 Security update for xen

This update for xen fixes the following issues: - CVE-2022-26356: Fixed potential race conditions in dirty memory tracking that could cause a denial of service in the host bsc1197423. - CVE-2022-26357: Fixed a potential race condition in memory cleanup for hosts using VT-d IOMMU hardware, which...

Oracle Linux 7 / 8 : Unbreakable Enterprise kernel (ELSA-2022-9273)

The remote Oracle Linux 7 / 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2022-9273 advisory. - KVM: x86/mmu: do compare-and-exchange of gPTE via the user address Paolo Bonzini Orabug: 34053807 CVE-2022-1158 - netfilter: nftables: initialize...

Oracle Linux 7 / 8 : Unbreakable Enterprise kernel-container (ELSA-2022-9274)

The remote Oracle Linux 7 / 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2022-9274 advisory. - KVM: x86/mmu: do compare-and-exchange of gPTE via the user address Paolo Bonzini Orabug: 34053807 CVE-2022-1158 - netfilter: nftables: initialize...

openSUSE: Security Advisory for xen (openSUSE-SU-2022:0940-1)

The remote host is missing an update for the Copyright C 2022 Greenbone Networks GmbH 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-or-later This program is free software; you can...

SUSE: Security Advisory (SUSE-SU-2022:0939-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2022 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...

Oracle Linux 7 / 8 : Unbreakable Enterprise kernel-container (ELSA-2022-9245)

The remote Oracle Linux 7 / 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2022-9245 advisory. - lib/ioviter: initialize 'flags' in new pipebuffer Max Kellermann Orabug: 33942325 CVE-2022-0847 - arm64: Use the clearbhb instruction in...

Oracle Linux 7 / 8 : Unbreakable Enterprise kernel (ELSA-2022-9244)

The remote Oracle Linux 7 / 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2022-9244 advisory. - lib/ioviter: initialize 'flags' in new pipebuffer Max Kellermann Orabug: 33942325 CVE-2022-0847 - arm64: Use the clearbhb instruction in...

Updated kernel packages fix security vulnerabilities

This kernel update is based on upstream 5.15.28 and fixes at least the following security issues: Non-transparent sharing of branch predictor selectors between contexts in some IntelR Processors may allow an authorized user to potentially enable information disclosure via local access...

Updated kernel-linus packages fix security vulnerabilities

This kernel-linus update is based on upstream 5.15.28 and fixes at least the following security issues: Non-transparent sharing of branch predictor selectors between contexts in some IntelR Processors may allow an authorized user to potentially enable information disclosure via local access...

CVE-2022-23960

Certain Arm Cortex and Neoverse processors through 2022-03-08 do not properly restrict cache speculation, aka Spectre-BHB. An attacker can leverage the shared branch history in the Branch History Buffer BHB to influence mispredicted branches. Then, cache allocation can allow the attacker to obtai...

CVE-2022-23960

Certain Arm Cortex and Neoverse processors through 2022-03-08 do not properly restrict cache speculation, aka Spectre-BHB. An attacker can leverage the shared branch history in the Branch History Buffer BHB to influence mispredicted branches. Then, cache allocation can allow the attacker to obtai...

Design/Logic Flaw

Certain Arm Cortex and Neoverse processors through 2022-03-08 do not properly restrict cache speculation, aka Spectre-BHB. An attacker can leverage the shared branch history in the Branch History Buffer BHB to influence mispredicted branches. Then, cache allocation can allow the attacker to obtai...

CVE-2022-23960

Certain Arm Cortex and Neoverse processors through 2022-03-08 do not properly restrict cache speculation, aka Spectre-BHB. An attacker can leverage the shared branch history in the Branch History Buffer BHB to influence mispredicted branches. Then, cache allocation can allow the attacker to obtai...

CVE-2022-23960

CVE-2022-23960 affects Arm Cortex and Neoverse processors. It is a Spectre-BHB side-channel issue where shared branch history in the Branch History Buffer can influence mispredicted branches, enabling potential information disclosure through cache allocation. Documents note mitigations include de...

CVE-2022-23960: Undefined Security Weakness

Certain Arm Cortex and Neoverse processors through 2022-03-08 do not properly restrict cache speculation, aka Spectre-BHB. An attacker can leverage the shared branch history in the Branch History Buffer BHB to influence mispredicted branches. Then, cache allocation can allow the attacker to obtai...

CVE-2022-25368

Spectre BHB is a variant of Spectre-v2 in which malicious code uses the shared branch history stored in the CPU BHB to influence mispredicted branches in the victim's hardware context. Speculation caused by these mispredicted branches can then potentially be used to cause cache allocation, which...

CVE-2022-25368

Spectre BHB is a variant of Spectre-v2 in which malicious code uses the shared branch history stored in the CPU BHB to influence mispredicted branches in the victim's hardware context. Speculation caused by these mispredicted branches can then potentially be used to cause cache allocation, which...