USN-6950-4: Linux kernel (HWE) vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM32 architecture; - ARM64 architecture; - Block layer subsystem; - Bluetooth drivers; - Clock framework and...

Ubuntu 20.04 LTS : Linux kernel (HWE) vulnerabilities (USN-6950-4)

The remote Ubuntu 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6950-4 advisory. Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in...

USN-6957-1: Linux kernel (Oracle) vulnerabilities

Benedict Schlüter, Supraja Sridhara, Andrin Bertschi, and Shweta Shinde discovered that an untrusted hypervisor could inject malicious VC interrupts and compromise the security guarantees of AMD SEV-SNP. This flaw is known as WeSee. A local attacker in control of the hypervisor could use this to...

Ubuntu 20.04 LTS : Linux kernel (Oracle) vulnerabilities (USN-6957-1)

The remote Ubuntu 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6957-1 advisory. Benedict Schlter, Supraja Sridhara, Andrin Bertschi, and Shweta Shinde discovered that an untrusted hypervisor could inject malicious VC interrupts and...

Ubuntu: Security Advisory (USN-6950-2)

The remote host is missing an update for the SPDX-FileCopyrightText: 2024 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...

Amazon Linux 2 : kernel (ALASKERNEL-5.15-2024-044)

The version of kernel installed on the remote host is prior to 5.15.160-104.158. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2KERNEL-5.15-2024-044 advisory. In the Linux kernel, the following vulnerability has been resolved: md: fix kmemleak of rdev-serial...

CVE-2024-36937

Summary of CVE-2024-36937 : The Linux kernel vulnerability affects XDP redirect handling when broadcasting to a map via BPF_F_BROADCAST. The issue arose because xdp_do_redirect() could see a NULL destination pointer if the destination map was destroyed before the XDP program ran, causing a crash....

CVE-2024-36937

In the Linux kernel, the following vulnerability has been resolved: xdp: use flags field to disambiguate broadcast redirect When redirecting a packet using XDP, the bpfredirectmap helper will set up the redirect destination information in struct bpfredirectinfo using the bpfxdpredirectmap helper...