Ubuntu 20.04 LTS / 22.04 LTS : Linux kernel (Azure CVM) vulnerabilities (USN-6135-1)

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-6135-1 advisory. Patryk Sondej and Piotr Krysiuk discovered that a race condition existed in the netfilter subsystem of the Linux kernel when processing batch...

USN-6131-1: Linux kernel vulnerabilities

Patryk Sondej and Piotr Krysiuk discovered that a race condition existed in the netfilter subsystem of the Linux kernel when processing batch requests, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrar...

PT-2025-54093

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel’s fs/sysv component that could lead to a null pointer dereference. The sb getblk function, when called with inode-i sb and parent, may return a null...

Ubuntu 18.04 LTS / 20.04 LTS : Linux kernel vulnerabilities (USN-6131-1)

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-6131-1 advisory. Patryk Sondej and Piotr Krysiuk discovered that a race condition existed in the netfilter subsystem of the Linux kernel when processing batch...

Ubuntu 18.04 LTS / 20.04 LTS : Linux kernel vulnerabilities (USN-6132-1)

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-6132-1 advisory. Patryk Sondej and Piotr Krysiuk discovered that a race condition existed in the netfilter subsystem of the Linux kernel when processing batch...

USN-6127-1 linux, linux-aws, linux-aws-5.15, linux-azure, linux-azure-5.15, linux-gcp, linux-gcp-5.15, linux-gke, linux-gke-5.15, linux-gkeop, linux-hwe-5.15, linux-hwe-5.19, linux-ibm, linux-kvm, linux-lowlatency, linux-lowlatency-hwe-5.15, linux-oracle, linux-oracle-5.15, linux-raspi vulnerabilities

Patryk Sondej and Piotr Krysiuk discovered that a race condition existed in the netfilter subsystem of the Linux kernel when processing batch requests, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrar...

CVE-2023-2612

Jean-Baptiste Cayrou discovered that the shiftfs file system in the Ubuntu Linux kernel contained a race condition when handling inode locking in some situations. A local attacker could use this to cause a denial of service kernel deadlock...

CVE-2023-2612

Jean-Baptiste Cayrou discovered that the shiftfs file system in the Ubuntu Linux kernel contained a race condition when handling inode locking in some situations. A local attacker could use this to cause a denial of service kernel deadlock...

Race condition

Jean-Baptiste Cayrou discovered that the shiftfs file system in the Ubuntu Linux kernel contained a race condition when handling inode locking in some situations. A local attacker could use this to cause a denial of service kernel deadlock...

Ubuntu: Security Advisory (USN-6122-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2023 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 20.04 LTS / 22.04 LTS : Linux kernel vulnerabilities (USN-6127-1)

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-6127-1 advisory. Patryk Sondej and Piotr Krysiuk discovered that a race condition existed in the netfilter subsystem of the Linux kernel when processing batch...

CVE-2023-2612 shiftfs lock unbalance in Ubuntu-specific kernels

Jean-Baptiste Cayrou discovered that the shiftfs file system in the Ubuntu Linux kernel contained a race condition when handling inode locking in some situations. A local attacker could use this to cause a denial of service kernel deadlock...

USN-6122-1: Linux kernel (OEM) vulnerabilities

Patryk Sondej and Piotr Krysiuk discovered that a race condition existed in the netfilter subsystem of the Linux kernel when processing batch requests, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrar...

UBUNTU-CVE-2023-2612

Jean-Baptiste Cayrou discovered that the shiftfs file system in the Ubuntu Linux kernel contained a race condition when handling inode locking in some situations. A local attacker could use this to cause a denial of service kernel deadlock...

PT-2023-3081 · Linux +2 · Linux Kernel +2

Name of the Vulnerable Software and Affected Versions: Ubuntu Linux kernel affected versions not specified Description: The shiftfs file system in the Ubuntu Linux kernel contains a race condition when handling inode locking in some situations. A local attacker could use this to cause a denial of...

Ubuntu 22.04 LTS : Linux kernel (OEM) vulnerabilities (USN-6124-1)

The remote Ubuntu 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6124-1 advisory. Patryk Sondej and Piotr Krysiuk discovered that a race condition existed in the netfilter subsystem of the Linux kernel when processing batch requests,...

CVE-2023-2612

Jean-Baptiste Cayrou discovered that the shiftfs file system in the Ubuntu Linux kernel contained a race condition when handling inode locking in some situations. A local attacker could use this to cause a denial of service kernel deadlock...

PT-2025-49664

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists within the nilfs2 file system during the unmount process. Specifically, the nilfs root structure may be accessed after being freed, potentially leading to a...

A use-after-free vulnerability was found in the Linux kernel's ext4 filesystem in the way it handled the extra inode size for extended attributes. This flaw could allow a privileged local user to cause a system crash or other undefined behaviors.

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Medium: kernel

Issue Overview: bpf: incorrect verifier pruning due to missing register precision taints, which may lead to out-of-band read/write access due to an incorrect verifier conclusion. CVE-2023-2163 A use-after-free vulnerability was found in the Linux kernel's ext4 filesystem in the way it handled the...