CVE-2026-66404

The CVE-2026-66404 issue affects DEEBOT PRO M1 and DEEBOT PRO K1VAC where the MQTT client does not validate server certificates, enabling potential unauthorized access to operation and activity logs stored on the device. The vulnerability is categorized as missing server certificate verification ...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: block: Use RCU in blkmqunquiescetagset instead of set-taglistlock. The blkmqadd,delqueuetagset functions add and remove queues from the tagset. These functions ensure that the tagset and queues are marked as shared when two or...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net/sched: actskbedit: fix divide-by-zero in tcfskbedithash Commit 38a6f0865796 “net: sched: support hash selecting tx queue” added support for SKBEDITFTXQSKBHASH. The inclusive range size is computed as follows: mappingmod =...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: iouring/io-wq: The IOWQBITEXIT check is performed within the work run loop. Currently, this check is performed before executing the pending tasks. Normally, this works fine, as the tasks either block temporarily and then a new...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: RDMA/rxe: Fixed a race condition in QP timer handlers I encountered the following warning: WARNING: drivers/infiniband/sw/rxe/rxetask.c:249 at rxeschedtask+0x1c8/0x238 rdmarxe, CPU0: swapper/0/0 … libsha1 last unloaded:...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: nfsd: Locking is provided for v4endgrace. Writing to v4endgrace can cause a race condition with server shutdown, resulting in memory being accessed after it has been freed—especially in the case of reclaimstrhashtbl. We cannot...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/radeon: The code for radeonfenceprocess has been removed in issignaled, preventing deadlocks. The attempt to advance the queue when checking whether the fence is signaled has been eliminated. This prevents deadlocks. The...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: nfc: llcp: Fixed a memory leak in nfcllcpsenduiframe. syzbot reported various memory leaks related to NFC, struct nfcllcpsock, skbuff, nfcdev, etc. 0 The leading log hinted that nfcllcpsenduiframe failed to allocate skb due to...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: In net: liquidio, there is an issue where the netdev pointer must be initialized before queue setup is performed. In setupnicdevices, the netdev is allocated using allocetherdevmq. However, the pointer to this structure is stored...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: uacce: Ensure safe queue release with state management. Directly calling putqueue carries risks, as it cannot guarantee that the resources of uaccequeue have been fully released beforehand. Therefore, adding a stopqueue...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: RDMA/iwcm: The corruption of the workqueue list was fixed by removing the worklist. The commit e1168f0 “RDMA/iwcm: Simplify cmeventhandler” changed the logic for submitting work to call queuework unconditionally. This was done wi...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: net: usb: kaweth: The issue related to TX queue manipulation in kawethsetrxmode has been addressed. In kawethsetrxmode, the callback ndosetrxmode calls netifstopqueue and netifwakequeue. These are functions for controlling TX...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: crypto: virtio – Add spinlock protection with virtqueue notification When a virtual machine boots with a virtio-crypto PCI device and a built-in backend, run the openssl benchmark command with multiple processes. For example:...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: nvme-fc: Release the admin tagset if init fails. nvmefabrics creates a NVMe/FC controller in the following path: nvmfdevwrite → nvmfcreatectrl → nvmefccreatectrl → nvmefcinitctrl nvmefcinitctrl allocates the admin blk-mq resource...

Astra Linux – Vulnerability in cups

OpenPrinting CUPS is an open-source printing system for Linux and other Unix-like operating systems. In versions 2.4.16 and earlier, a local unprivileged user could force cupsd to authenticate against a localhost IPP service controlled by the attacker, using a reusable “Authorization: Local…”...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: hvnetvsc: Rejects RSS hash key programming without a valid RX indirection table. RSS configuration requires a valid RX indirection table. When the device reports a single receive queue, rndisfilterdeviceadd does not allocate...

Astra Linux – Vulnerability in cups

OpenPrinting CUPS is an open-source printing system for Linux and other Unix-like operating systems. In versions 2.4.16 and earlier, in a network-exposed cupsd with a shared target queue, an unauthorized client could send a Print-Job to that shared PostScript queue without authentication. The...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: nvme: Fix for admin queue leaks upon controller reset When the nvmeallocadmintagset function is called during a controller reset, an existing admin queue may still exist. Properly release this queue before allocating a new one to...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: gve: Fixed corruption in the stats report when the number of queues changes. The driver and the Network Interface Card NIC share a memory region for stats reporting. The NIC calculates its offset within this region based on the...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: In the net:sock section, the issue of a “hardened usercopy panic” in sockrecverrqueue has been fixed. The skbufffclonecache structure was created without defining a usercopy region. Unlike the skbuffheadcache, which properly...