CVE-2023-0045

A flaw was found in the Linux kernel. This issue occurs due to a failure mitigating the Spectre-BTI attack using the kernel API, as IBPB is not issued during the syscall until the next schedule, leaving the system vulnerable. Mitigation For user-mode applications, a usleep after the prctl call wi...

Exploit for Externally Controlled Reference to a Resource in Another Sphere in Linux Linux_Kernel

Bypassing Spectre-BTI User Space Mitigations on Linux Th...

Security update for chromium (important)

openSUSE Security Update: Security update for chromium Announcement ID: openSUSE-SU-2022:10092-1 Rating: important References: 1202075 Cross-References: CVE-2022-2603 CVE-2022-2604 CVE-2022-2605 CVE-2022-2606 CVE-2022-2607 CVE-2022-2608 CVE-2022-2609 CVE-2022-2610 CVE-2022-2611 CVE-2022-2612...

Security update for chromium (important)

openSUSE Security Update: Security update for chromium Announcement ID: openSUSE-SU-2022:10086-1 Rating: important References: 1202075 Cross-References: CVE-2022-2603 CVE-2022-2604 CVE-2022-2605 CVE-2022-2606 CVE-2022-2607 CVE-2022-2608 CVE-2022-2609 CVE-2022-2610 CVE-2022-2611 CVE-2022-2612...

New 'Retbleed' Speculative Execution Attack Affects AMD and Intel CPUs

Security researchers have uncovered yet another vulnerability affecting numerous older AMD and Intel microprocessors that could bypass current defenses and result in Spectre-based speculative-execution attacks. Dubbed Retbleed by ETH Zurich researchers Johannes Wikner and Kaveh Razavi, the issue ...

Important: Red Hat Security Advisory: kernel security, bug fix, and enhancement update

An update for kernel is now available for Red Hat Enterprise Linux 8. 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 th...

RLSA-2022:1988 Important: kernel security, bug fix, and enhancement update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: fget: check that the fd still exists after getting a ref to it CVE-2021-4083 kernel: avoid cyclic entity chains due to malformed USB descriptors CVE-2020-0404 kernel: speculation on...

USN-5319-1: Linux kernel vulnerabilities | Cloud Foundry

Severity High Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 18.04 Description Enrico Barberis, Pietro Frigo, Marius Muench, Herbert Bos, and Cristiano Giuffrida discovered that hardware mitigations added by Intel to their processors to address Spectre-BTI were insufficient. A local...

Ubuntu: Security Advisory (USN-5362-1)

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...

USN-5362-1: Linux kernel (Intel IOTG) vulnerabilities

Nick Gregory discovered that the Linux kernel incorrectly handled network offload functionality. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. CVE-2022-25636 Enrico Barberis, Pietro Frigo, Marius Muench, Herbert Bos, and Cristiano Giuffrida...

USN-5318-1: Linux kernel vulnerabilities | Cloud Foundry

Severity High Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 18.04 Description Nick Gregory discovered that the Linux kernel incorrectly handled network offload functionality. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. CVE-2022-256...

openSUSE 15 Security Update : kernel (openSUSE-SU-2022:0760-1)

The remote SUSE Linux SUSE15 host has packages installed that are affected by multiple vulnerabilities as referenced in the openSUSE-SU-2022:0760-1 advisory. - Amazon Linux has been made aware of a potential Branch Target Injection BTI issue sometimes referred to as Spectre variant 2. This is a...

openSUSE 15 Security Update : kernel (openSUSE-SU-2022:0755-1)

The remote SUSE Linux SUSE15 host has packages installed that are affected by multiple vulnerabilities as referenced in the openSUSE-SU-2022:0755-1 advisory. - Amazon Linux has been made aware of a potential Branch Target Injection BTI issue sometimes referred to as Spectre variant 2. This is a...

openSUSE 15 Security Update : kernel (openSUSE-SU-2022:0768-1)

The remote openSUSE 15 host has packages installed that are affected by multiple vulnerabilities as referenced in the openSUSE-SU-2022:0768-1 advisory. The SUSE Linux Enterprise 15 SP1 kernel was updated to receive various security and bugfixes. Transient execution side-channel attacks attacking...

CVE-2022-0002

A flaw was found in hw. The Intra-mode BTI refers to a variant of Branch Target Injection aka SpectreV2 BTI where an indirect branch speculates to an aliased predictor entry for a different indirect branch in the same predictor mode, and a disclosure gadget at the predicted target transiently...

USN-5319-1 linux, linux-aws, linux-aws-hwe, linux-azure, linux-azure-4.15, linux-dell300x, linux-gcp, linux-gcp-4.15, linux-hwe, linux-kvm, ilinux-lts-xenial, linux-oracle, linux-raspi2, linux-snapdragon vulnerabilities

Enrico Barberis, Pietro Frigo, Marius Muench, Herbert Bos, and Cristiano Giuffrida discovered that hardware mitigations added by Intel to their processors to address Spectre-BTI were insufficient. A local attacker could potentially use this to expose sensitive information...

USN-5319-1: Linux kernel vulnerabilities

Enrico Barberis, Pietro Frigo, Marius Muench, Herbert Bos, and Cristiano Giuffrida discovered that hardware mitigations added by Intel to their processors to address Spectre-BTI were insufficient. A local attacker could potentially use this to expose sensitive information...

USN-5318-1: Linux kernel vulnerabilities

Nick Gregory discovered that the Linux kernel incorrectly handled network offload functionality. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. CVE-2022-25636 Enrico Barberis, Pietro Frigo, Marius Muench, Herbert Bos, and Cristiano Giuffrida...

USN-5317-1: Linux kernel vulnerabilities

Nick Gregory discovered that the Linux kernel incorrectly handled network offload functionality. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. CVE-2022-25636 Enrico Barberis, Pietro Frigo, Marius Muench, Herbert Bos, and Cristiano Giuffrida...

Ubuntu: Security Advisory (USN-5319-1)

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...