Ubuntu 20.04 LTS / 22.04 LTS : Linux kernel vulnerabilities (USN-5729-2)

The remote Ubuntu 20.04 LTS / 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-5729-2 advisory. It was discovered that a race condition existed in the instruction emulator of the Linux kernel on Arm 64-bit systems. A local attacker could...

USN-5729-2: Linux kernel vulnerabilities

It was discovered that a race condition existed in the instruction emulator of the Linux kernel on Arm 64-bit systems. A local attacker could use this to cause a denial of service system crash. CVE-2022-20422 Hsin-Wei Hung discovered that the BPF subsystem in the Linux kernel contained an...

USN-5728-2: Linux kernel vulnerabilities

Jann Horn discovered that the Linux kernel did not properly track memory allocations for anonymous VMA mappings in some situations, leading to potential data structure reuse. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2022-427...

USN-5727-2: Linux kernel (GCP) vulnerabilities

It was discovered that a race condition existed in the instruction emulator of the Linux kernel on Arm 64-bit systems. A local attacker could use this to cause a denial of service system crash. CVE-2022-20422 It was discovered that the KVM implementation in the Linux kernel did not properly handl...

USN-5727-2 linux-gcp, linux-gcp-4.15 vulnerabilities

It was discovered that a race condition existed in the instruction emulator of the Linux kernel on Arm 64-bit systems. A local attacker could use this to cause a denial of service system crash. CVE-2022-20422 It was discovered that the KVM implementation in the Linux kernel did not properly handl...

USN-5729-1 linux, linux-aws, linux-aws-5.15, linux-azure, linux-azure-5.15, linux-gcp, linux-gke, linux-gkeop, linux-hwe-5.15, linux-ibm, linux-kvm, linux-lowlatency, linux-lowlatency-hwe-5.15, linux-oracle, linux-oracle-5.15 vulnerabilities

It was discovered that a race condition existed in the instruction emulator of the Linux kernel on Arm 64-bit systems. A local attacker could use this to cause a denial of service system crash. CVE-2022-20422 Hsin-Wei Hung discovered that the BPF subsystem in the Linux kernel contained an...

Ubuntu: Security Advisory (USN-5727-1)

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...

Ubuntu 18.04 LTS / 20.04 LTS : Linux kernel vulnerabilities (USN-5728-1)

The remote Ubuntu 18.04 LTS / 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-5728-1 advisory. Jann Horn discovered that the Linux kernel did not properly track memory allocations for anonymous VMA mappings in some situations, leading t...

USN-5727-1 linux, linux-aws, linux-aws-hwe, linux-dell300x, linux-hwe, linux-kvm, linux-oracle, linux-raspi2, linux-snapdragon vulnerabilities

It was discovered that a race condition existed in the instruction emulator of the Linux kernel on Arm 64-bit systems. A local attacker could use this to cause a denial of service system crash. CVE-2022-20422 It was discovered that the KVM implementation in the Linux kernel did not properly handl...

USN-5727-1: Linux kernel vulnerabilities

It was discovered that a race condition existed in the instruction emulator of the Linux kernel on Arm 64-bit systems. A local attacker could use this to cause a denial of service system crash. CVE-2022-20422 It was discovered that the KVM implementation in the Linux kernel did not properly handl...

PT-2022-35188 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v6.0.2 Description: A NULL pointer dereference issue exists at the nilfs bmap lookup at level function. The actual impact and attack plausibility have not yet been proven. Recommendations: For Linux Kernel...

PT-2022-35418 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v5.15.73 Description: A bug has been identified in the nilfs mdt destroy function, potentially leading to use-after-free UAF or general protection fault GPF issues. The actual impact and attack plausibility have...

PT-2022-35592 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v5.10.148 Description: A bug has been identified in the nilfs mdt destroy function, potentially leading to a use-after-free UAF or general protection fault GPF issue. The actual impact and attack plausibility ha...

PT-2022-35415 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v5.15.74 Description: A NULL pointer dereference issue exists at the nilfs bmap lookup at level function. The actual impact and attack plausibility have not yet been proven. Recommendations: For Linux Kernel...

PT-2022-35872 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v4.14.296 Description: A bug has been identified in the nilfs mdt destroy function, potentially leading to a use-after-free UAF or general protection fault GPF issue. The actual impact and attack plausibility ha...

PT-2022-35797 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v4.19.262 Description: The issue is related to a NULL pointer dereference at the nilfs bmap lookup at level function. The actual impact and attack plausibility have not yet been proven. Recommendations: For Linu...

PT-2022-35799 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v4.19.262 Description: A bug has been identified in the nilfs mdt destroy function, potentially leading to a use-after-free UAF or general protection fault GPF issue. The actual impact and attack plausibility ha...

PT-2022-35708 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v5.4.218 Description: A NULL pointer dereference issue exists at the nilfs bmap lookup at level function. The actual impact and attack plausibility have not yet been proven. Recommendations: For Linux Kernel...

PT-2022-35871 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v4.14.296 Description: A NULL pointer dereference issue exists at the nilfs bmap lookup at level function. The actual impact and attack plausibility have not yet been proven. Recommendations: For Linux Kernel...

PT-2022-35703 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v5.4.220 Description: A use-after-free bug was discovered in the struct nilfs root of the nilfs2 file system. The actual impact and attack plausibility have not yet been proven. Recommendations: For Linux Kernel...