CVE-2026-23454

CVE-2026-23454 (Linux kernel, mana subsystem) : A race in mana_hwc_destroy_channel() can free hwc->caller_ctx before CQ/EQ are destroyed, enabling a use-after-free/NULL dereference in mana_hwc_handle_resp(). The root cause is lack of IRQ synchronization and a teardown order that frees resource...

OpenPrinting CUPS 输入验证错误漏洞

OpenPrinting CUPS is an open-source printing system developed by OpenPrinting Corporation, suitable for Linux® and other Unix®-based operating systems. Versions of OpenPrinting CUPS prior to 2.4.16 contained a vulnerability related to input validation. This vulnerability occurred in network-expos...

PT-2026-30149

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A race condition exists in mana hwc destroy channel where hwc-caller ctx is freed before the Hardware Completion Queue CQ and Event Queue EQ are destroyed. This can lead to a...

net: sched: avoid qdisc_reset_all_tx_gt() vs dequeue race for lockless qdiscs

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CVE-2026-23340

In the Linux kernel, the following vulnerability has been resolved: net: sched: avoid qdiscresetalltxgt vs dequeue race for lockless qdiscs When shrinking the number of real tx queues, netifsetrealnumtxqueues calls qdiscresetalltxgt to flush qdiscs for queues which will no longer be used...

CVE-2026-23299

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: purge error queues in socket destructors When TX timestamping is enabled via SOTIMESTAMPING, SKBs may be queued into skerrorqueue and will stay there until consumed. If userspace never gets to read the timestamps, or i...

UBUNTU-CVE-2026-23372

In the Linux kernel, the following vulnerability has been resolved: nfc: rawsock: cancel txwork before socket teardown In rawsockrelease, cancel any pending txwork and purge the write queue before orphaning the socket. rawsocktxwork runs on the system workqueue and calls nfcdataexchange which...

CVE-2026-23340

In the Linux kernel, the following vulnerability has been resolved: net: sched: avoid qdiscresetalltxgt vs dequeue race for lockless qdiscs When shrinking the number of real tx queues, netifsetrealnumtxqueues calls qdiscresetalltxgt to flush qdiscs for queues which will no longer be used...

CVE-2026-23340 net: sched: avoid qdisc_reset_all_tx_gt() vs dequeue race for lockless qdiscs

In the Linux kernel, the following vulnerability has been resolved: net: sched: avoid qdiscresetalltxgt vs dequeue race for lockless qdiscs When shrinking the number of real tx queues, netifsetrealnumtxqueues calls qdiscresetalltxgt to flush qdiscs for queues which will no longer be used...

CVE-2026-23340

In the Linux kernel, the following vulnerability has been resolved: net: sched: avoid qdiscresetalltxgt vs dequeue race for lockless qdiscs When shrinking the number of real tx queues, netifsetrealnumtxqueues calls qdiscresetalltxgt to flush qdiscs for queues which will no longer be used...

CVE-2026-23299

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: purge error queues in socket destructors When TX timestamping is enabled via SOTIMESTAMPING, SKBs may be queued into skerrorqueue and will stay there until consumed. If userspace never gets to read the timestamps, or i...

CVE-2026-23299

CVE-2026-23299 relates to a Linux kernel Bluetooth issue where, when TX timestamping is enabled (SO_TIMESTAMPING), SKBs may be queued in the sk_error_queue during socket destruction and could leak if unread or if the controller is removed. The fixed mitigation is the addition of skb_queue_purge()...

CVE-2026-23299

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: purge error queues in socket destructors When TX timestamping is enabled via SOTIMESTAMPING, SKBs may be queued into skerrorqueue and will stay there until consumed. If userspace never gets to read the timestamps, or i...

Linux Distros Unpatched Vulnerability : CVE-2026-23340

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net: sched: avoid qdiscresetalltxgt vs dequeue race for lockless qdiscs When shrinking the number of real tx queues, netifsetrealnumtxqueues calls...

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 the improper release of old management queues when the controller is reset, potentially leading t...

The vulnerability of the i40e_vc_config_queues_msg() function in the drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c file of the Intel Ethernet network adapter driver for the Linux operating system allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the i40evcconfigqueuesmsg function in the drivers/net/ethernet/intel/i40e/i40evirtchnlpf.c module of the Intel Ethernet network adapter driver for the Linux operating system is related to incorrect initialization of resources. Exploiting this vulnerability could allow an...

kernel: scsi: mpi3mr: Synchronous access b/w reset and tm thread for reply queue

In the Linux kernel, the following vulnerability has been resolved: scsi: mpi3mr: Synchronous access b/w reset and tm thread for reply queue When the task management thread processes reply queues while the reset thread resets them, the task management thread accesses an invalid queue ID 0xFFFF, s...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: i40e: Fixed the idx validation in config queues msg. Ensured that idx is within the range of active/initialized TC’s when iterating over vf-chidx in i40evcconfigqueuesmsg...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: blk-mq: Check the kobject’s creation status in sysfs before deleting it in blkmqunregisterhctx. In the function blkmqupdatenrHWqueues, the return value of blkmqsysfsregisterhctxs is not checked. If the creation of hctxs in sysfs...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: dmaengine: idxd: Fixed a double-free in idxdsetupwqs The cleanup in idxdsetupwqs contained a few bugs, as the error handling was somewhat subtle. It’s simpler to rewrite the code in a more clean way. The issues are as follows:...