Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: usb: ffs: Fix use-after-free for epfile Consider a case where ffsfuncepsdisable is called from ffsfuncdisable as part of the composition switch, and at the same time, ffsepfilerelease is called from the user space. ffsepfilerelea...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: phonet/pep: fixed the use of racyskbqueueempty The receive queues are protected by their respective spin-locks, not the socket lock. This could lead to skbpeek returning NULL or a pointer to a socket buffer that has already been...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: nilfs2: A potential UAF Use-After-Free error in struct nilfsscinfo can be prevented in nilfssegctorthread. The finalization of nilfssegctorthread may race with nilfssegctorkillthread, which terminates that thread. This could...

CVE-2026-74533 Bluetooth: ISO: fix race of kfree vs kref_get_unless_zero

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: fix race of kfree vs krefgetunlesszero hciconn::isodata is accessed and modified without lock or RCU. This leads to a race Task hdev-workqueue Task 2 isorecv isoconnputconn conn = LOAD hcon-isodata isoconnfreeconn...

CVE-2026-68138 net/sched: serialize qdisc_rtab_list against concurrent get/put

In the Linux kernel, the following vulnerability has been resolved: net/sched: serialize qdiscrtablist against concurrent get/put qdiscgetrtab and qdiscputrtab mutate the process-global singly linked list qdiscrtablist and a plain non-atomic 'int refcnt' with no lock. This was only safe because...

EUVD-2026-55519

In the Linux kernel, the following vulnerability has been resolved: net/sched: serialize qdiscrtablist against concurrent get/put qdiscgetrtab and qdiscputrtab mutate the process-global singly linked list qdiscrtablist and a plain non-atomic 'int refcnt' with no lock. This was only safe because...

CVE-2026-68138

The CVE-2026-68138 issue concerns a race in the Linux kernel networking scheduler (net/sched) where qdisc_rtab_list and a non-atomic refcnt are mutated without proper locking. The historical RTNL mutex was supposed to serialize rate-table lookups, inserts, and frees, but CLS_FLOWER/TCF_PROTO_OPS_...

SUSE CVE-2026-53380

In the Linux kernel, the following vulnerability has been resolved: media: rzv2h-ivc: Fix concurrent buffer list access The list of buffers rzv2hivc::buffers.queue is protected by a spinlock rzv2hivc::buffers.lock. However, in rzv2hivctransferbuffer, which runs in a separate workqueue, the listde...

Linux Distros Unpatched Vulnerability : CVE-2026-53380

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: media: rzv2h-ivc: Fix concurrent buffer list access The list of buffers...

CVE-2026-53380

In the Linux kernel, the following vulnerability has been resolved: media: rzv2h-ivc: Fix concurrent buffer list access The list of buffers rzv2hivc::buffers.queue is protected by a spinlock rzv2hivc::buffers.lock. However, in rzv2hivctransferbuffer, which runs in a separate workqueue, the listde...

CVE-2026-53380 media: rzv2h-ivc: Fix concurrent buffer list access

In the Linux kernel, the following vulnerability has been resolved: media: rzv2h-ivc: Fix concurrent buffer list access The list of buffers rzv2hivc::buffers.queue is protected by a spinlock rzv2hivc::buffers.lock. However, in rzv2hivctransferbuffer, which runs in a separate workqueue, the listde...

SUSE CVE-2026-53116

In the Linux kernel, the following vulnerability has been resolved: s390/ap: use generic driveroverride infrastructure When the AP masks are updated via apmaskstore or aqmaskstore, apbusrevisebindings is called after apattrmutex has been released. This calls aprevisereserved, which accesses the...

EUVD-2026-38839

In the Linux kernel, the following vulnerability has been resolved: net: ena: PHC: Fix potential use-after-free in gettimestamp Move the phc-active check and resp pointer assignment to after acquiring the spinlock. Previously, phc-active was checked without holding the lock, and resp was cached...

CVE-2026-53116

In the Linux kernel, the following vulnerability has been resolved: s390/ap: use generic driveroverride infrastructure When the AP masks are updated via apmaskstore or aqmaskstore, apbusrevisebindings is called after apattrmutex has been released. This calls aprevisereserved, which accesses the...

CVE-2026-52971

CVE-2026-52971 affects the Linux kernel ENA (Elastic Network Adapter) driver, specifically the PHC (Precision Time Protocol Hardware Clock) timestamp path get_timestamp. A race exists where phc->active is checked without holding the spinlock and resp is cached from ena_dev->phc.virt_addr be...

CVE-2026-52971 net: ena: PHC: Fix potential use-after-free in get_timestamp

In the Linux kernel, the following vulnerability has been resolved: net: ena: PHC: Fix potential use-after-free in gettimestamp Move the phc-active check and resp pointer assignment to after acquiring the spinlock. Previously, phc-active was checked without holding the lock, and resp was cached...

CVE-2026-52971

In the Linux kernel, the following vulnerability has been resolved: net: ena: PHC: Fix potential use-after-free in gettimestamp Move the phc-active check and resp pointer assignment to after acquiring the spinlock. Previously, phc-active was checked without holding the lock, and resp was cached...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: media: mediatek: vcodec: The use of a spinlock for the context list protection lock was corrected. Previously, a mutex was added to protect the encoder and decoder context lists from unexpected changes originating from the SCP IP...

PT-2026-51865

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists in the get timestamp function of the ENA network driver. The problem occurs because the phc-active check and the assignment of the resp pointer were perform...

PT-2026-52010

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A Use-After-Free UAF condition exists in the s390/ap component. When AP masks are updated through apmask store or aqmask store, the function ap bus revise bindings is executed after the ...