USN-7516-2 linux-gcp-fips 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: - ARM64 architecture; - PowerPC architecture; - Block layer subsystem; - Drivers core; - Network block device driver;...

USN-7506-3 linux-fips vulnerabilities

Demi Marie Obenour and Simon Gaiser discovered that several Xen para- virtualization device frontends did not properly restrict the access rights of device backends. An attacker could possibly use a malicious Xen backend to gain access to memory pages of a guest VM or cause a denial of service in...

USN-7496-5 linux-azure-fips 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: - Block layer subsystem; - Character device driver; - Hardware crypto device drivers; - GPU drivers; - Media drivers;...

CBL Mariner 2.0 Security Update: kernel (CVE-2025-21722)

The version of kernel installed on the remote CBL Mariner 2.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-21722 advisory. - In the Linux kernel, the following vulnerability has been resolved: nilfs2: do not force clear folio if buff...

CVE-2022-49834

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix use-after-free bug of nswriter on remount If a nilfs2 filesystem is downgraded to read-only due to metadata corruption on disk and is remounted read/write, or if emergency read-only remount is performed, detaching a l...

CVE-2022-49834 nilfs2: fix use-after-free bug of ns_writer on remount

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix use-after-free bug of nswriter on remount If a nilfs2 filesystem is downgraded to read-only due to metadata corruption on disk and is remounted read/write, or if emergency read-only remount is performed, detaching a l...

CVE-2022-49834

CVE-2022-49834 concerns a use-after-free in nilfs2 when downgrading to read-only and remounting read/write, risking access to a freed nilfs_writer. The issue arises during a race between log-writer detachment and remount/downgrade, potentially allowing a Task1 thread to dereference a freed pointe...

CVE-2022-49834 nilfs2: fix use-after-free bug of ns_writer on remount

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix use-after-free bug of nswriter on remount If a nilfs2 filesystem is downgraded to read-only due to metadata corruption on disk and is remounted read/write, or if emergency read-only remount is performed, detaching a l...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from a semaphore deadlock issue in the nilfscountfreeblocks function in the nilfs2 file system...

PT-2025-18551 · Linux +1 · Linux Kernel +1

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A use-after-free bug has been identified in the nilfs2 filesystem. This issue occurs when a nilfs2 filesystem is downgraded to read-only due to metadata corruption on disk and is...

CLSA-2025-1742319829 Fix of 27 CVEs

CVE-url: https://ubuntu.com/security/CVE-2023-52522 - net: fix possible store tearing in neighperiodicwork CVE-url: https://ubuntu.com/security/CVE-2024-40911 - wifi: cfg80211: Lock wiphy in cfg80211getstation CVE-url: https://ubuntu.com/security/CVE-2024-43863 - drm/vmwgfx: Fix a deadlock in dma...

USN-7332-2: Linux kernel vulnerabilities

Attila Szász discovered that the HFS+ file system implementation in the Linux Kernel contained a heap overflow vulnerability. An attacker could use a specially crafted file system image that, when mounted, could cause a denial of service system crash or possibly execute arbitrary code...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: use timestamp to check for set element timeout CVE-2024-27397 In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: prefer nftchainvalidate CVE-2024-41042 In...

USN-7332-1 linux, linux-aws 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: - PowerPC architecture; - Block layer subsystem; - GPIO subsystem; - GPU drivers; - Media drivers; - Network drivers;...

Linux Distros Unpatched Vulnerability : CVE-2024-42295

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - nilfs2: handle inconsistent state in nilfsbtnodecreateblock Syzbot reported that a buffer state inconsistency was detected in nilfsbtnodecreateblock, triggering...

USN-7295-1 linux-xilinx-zynqmp vulnerabilities

Ye Zhang and Nicolas Wu discovered that the iouring subsystem in the Linux kernel did not properly handle locking for rings with IOPOLL, leading to a double-free vulnerability. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code...

The vulnerability of the nilfsDotdot() function in the nilfs2 file system of the Linux operating system allows a hacker to trigger a service failure.

The vulnerability of the nilfsDotdot function in the nilfs2 file system of the Linux operating system is related to incorrect error handling. Exploiting this vulnerability can allow an attacker to cause a service failure...

USN-7166-3 linux-hwe-5.15 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; - RISC-V architecture; - S390 architecture; - x86 architecture; - Block layer subsystem; - ACPI...

USN-7166-2 linux-aws, linux-aws-5.15 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; - RISC-V architecture; - S390 architecture; - x86 architecture; - Block layer subsystem; - ACPI...

USN-7166-1 linux, linux-gcp, linux-gcp-5.15, linux-gke, linux-gkeop, linux-ibm, linux-ibm-5.15, linux-kvm, linux-lowlatency, linux-lowlatency-hwe-5.15, linux-nvidia, linux-oracle, linux-oracle-5.15, linux-raspi 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; - RISC-V architecture; - S390 architecture; - x86 architecture; - Block layer subsystem; - ACPI...