Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

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 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 in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: nvme-fc: The admin tagset is released if the initialization fails. The nvmefabrics function creates a NVMe/FC controller in the following path: nvmfdevwrite → nvmfcreatectrl → nvmefccreatectrl → nvmefcinitctrl The nvmefcinitctrl...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: nfc: llcp: Fix memleak 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 sockerrors...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

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 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 in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: iio: accel: adxl380: Avoid reading more entries than are present in the FIFO. The interrupt handler reads FIFO entries in batches of N samples, where N is the number of scan elements that have been enabled. However, the sensor...

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...

AZL-90632 CVE-2026-52918 affecting package kernel for versions less than 6.6.143.1-1

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: serialize acceptq access btsockpoll walks the accept queue without synchronization, while child teardown can unlink the same socket and drop its last reference. The unsynchronized accept queue walk has existed since th...

CVE-2026-52913

In the Linux kernel, the following vulnerability has been resolved: batman-adv: v: stop OGMv2 on disabled interface When a batadvhardiface is disabled, its meshiface pointer is set to NULL. However, batadvvogmsendmeshif may still dispatch OGMs via batadvvogmqueueonif for interfaces that have sinc...

CVE-2026-52918

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: serialize acceptq access btsockpoll walks the accept queue without synchronization, while child teardown can unlink the same socket and drop its last reference. The unsynchronized accept queue walk has existed since th...

CVE-2026-52912

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfqueue: hold bridge skb-dev while queued brpassframeup rewrites skb-dev from the ingress port to the bridge master before queueing bridge LOCALIN packets. NFQUEUE only holds references on state.in/out and bridge...

UBUNTU-CVE-2026-52912

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfqueue: hold bridge skb-dev while queued brpassframeup rewrites skb-dev from the ingress port to the bridge master before queueing bridge LOCALIN packets. NFQUEUE only holds references on state.in/out and bridge...

CVE-2026-52912

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfqueue: hold bridge skb-dev while queued brpassframeup rewrites skb-dev from the ingress port to the bridge master before queueing bridge LOCALIN packets. NFQUEUE only holds references on state.in/out and bridge...

CVE-2026-52939

In the Linux kernel, the following vulnerability has been resolved: net/rds: fix NULL deref in rdsibsendcqehandler on masked atomic completion rdsibxmitatomic always programs a masked atomic opcode IBWRMASKEDATOMICCMPANDSWP or IBWRMASKEDATOMICFETCHANDADD for every RDS atomic cmsg. But the...

CVE-2026-52918

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: serialize acceptq access btsockpoll walks the accept queue without synchronization, while child teardown can unlink the same socket and drop its last reference. The unsynchronized accept queue walk has existed since th...

UBUNTU-CVE-2026-52918

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: serialize acceptq access btsockpoll walks the accept queue without synchronization, while child teardown can unlink the same socket and drop its last reference. The unsynchronized accept queue walk has existed since th...

CVE-2026-52918 Bluetooth: serialize accept_q access

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: serialize acceptq access btsockpoll walks the accept queue without synchronization, while child teardown can unlink the same socket and drop its last reference. The unsynchronized accept queue walk has existed since th...

CVE-2026-52918

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: serialize acceptq access btsockpoll walks the accept queue without synchronization, while child teardown can unlink the same socket and drop its last reference. The unsynchronized accept queue walk has existed since th...

CVE-2026-52918

The CVE-2026-52918 entry concerns a race in the Linux kernel Bluetooth subsystem. Specifically, bt_sock_poll() traverses the accept_q without proper synchronization, allowing a race between normal polling and child socket teardown which can drop the last reference on the same socket. The advisory...