Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from discontinuous gaps during block allocation in btrfs. This issue causes an EEXIST error in the...

Linux Distros Unpatched Vulnerability : CVE-2026-45934

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - btrfs: fix EEXIST abort due to non-consecutive gaps in chunk allocation I have been observing a number of systems aborting at insertdevextents in...

CVE-2026-43022

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: hcicmdsyncqueueonce return -EEXIST if exists hcicmdsyncqueueonce needs to indicate whether a queue item was added, so caller can know if callbacks are called, so it can avoid leaking resources. Change the...

CVE-2026-23333

A flaw was found in the Linux kernel's netfilter subsystem, specifically within the nftsetrbtree component. This vulnerability arises from improper validation of open intervals, particularly when an open interval is at the end of a set of network filter rules. An attacker could potentially craft...

CVE-2025-40160

In the Linux kernel, the following vulnerability has been resolved: xen/events: Return -EEXIST for bound VIRQs Change findvirq to return -EEXIST when a VIRQ is bound to a different CPU than the one passed in. With that, remove the BUGON from bindvirqtoirq to propogate the error upwards. Some VIRQ...

Linux Distros Unpatched Vulnerability : CVE-2025-40160

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - xen/events: Return -EEXIST for bound VIRQs Change findvirq to return -EEXIST when a VIRQ is bound to a different CPU than the one passed in. With that, remove t...

UBUNTU-CVE-2025-38678

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: reject duplicate device on updates A chain/flowtable update with duplicated devices in the same batch is possible. Unfortunately, netdev event path only removes the first device that is found, leaving...

CVE-2025-38678

The CVE-2025-38678 vulnerability affects the Linux kernel’s netfilter nf_tables: a chain/flowtable update can contain duplicated devices in the same batch, leaving the second (duplicate) device unregistered and its hook not removed. This can occur during batch processing of device updates and is ...

UBUNTU-CVE-2025-38370

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix failure to rebuild free space tree using multiple transactions If we are rebuilding a free space tree, while modifying the free space tree we may need to allocate a new metadata block group. If we end up using multiple...

CVE-2025-38370

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix failure to rebuild free space tree using multiple transactions If we are rebuilding a free space tree, while modifying the free space tree we may need to allocate a new metadata block group. If we end up using multiple...