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

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftsetrbtree: validate open interval overlap Open intervals do not have an end element, in particular an open interval at the end of the set is hard to validate because of it is lacking the end element, and interval...

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 path, where a chain/flowtable update can carry duplicate devices within the same batch. The bug could leave the hook for a duplicated device unregistering, potentially enabling a foothold in local updates. The issue i...

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...