CVE-2026-90081

CVE-2026-90081 is a memory-ordering bug in the Linux kernel's RDS (Reliable Datagram Sockets) subsystem, specifically in rds_cong_map_updated(). Because atomic_inc() provides no ordering and waitqueue_active() is a plain load, the updater can observe an empty wait queue while a waiter still sees ...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: “pipe: wakeup wrwait after setting maxusage” The commit c73be61cede5 “pipe: Add general notification queue support” introduced a regression that could cause pipes with resized sizes to become locked under certain conditions. See...

AZL-99963 CVE-2026-80920 affecting package kernel 6.6.150.1-1

In the Linux kernel, the following vulnerability has been resolved: iouring: defer eventfd signaling when queued from a wakeup handler ioreqlocalworkadd signals the CQ ring eventfd inline when it is the one to push the first entry onto -worklist. For DEFERTASKRUN rings that add is frequently done...

EUVD-2026-75095

In the Linux kernel, the following vulnerability has been resolved: iouring: defer eventfd signaling when queued from a wakeup handler ioreqlocalworkadd signals the CQ ring eventfd inline when it is the one to push the first entry onto -worklist. For DEFERTASKRUN rings that add is frequently done...

CVE-2026-80920

CVE-2026-80920 affects the Linux kernel io_uring subsystem. The root cause is that io_req_local_work_add() signals the CQ ring eventfd inline when it pushes the first entry onto ->work_list. For DEFER_TASKRUN rings, this add is frequently done from a waitqueue wakeup handler where an arbitrary...

CVE-2026-80920 io_uring: defer eventfd signaling when queued from a wakeup handler

In the Linux kernel, the following vulnerability has been resolved: iouring: defer eventfd signaling when queued from a wakeup handler ioreqlocalworkadd signals the CQ ring eventfd inline when it is the one to push the first entry onto -worklist. For DEFERTASKRUN rings that add is frequently done...

Linux Distros Unpatched Vulnerability : CVE-2026-80920

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - iouring: defer eventfd signaling when queued from a wakeup handler ioreqlocalworkadd signals the CQ ring eventfd inline when it is the one to push the first ent...

PT-2026-89090

In the Linux kernel, the following vulnerability has been resolved: io uring: defer eventfd signaling when queued from a wakeup handler io req local work add signals the CQ ring eventfd inline when it is the one to push the first entry onto -work list. For DEFER TASKRUN rings that add is frequent...

SUSE CVE-2026-80889

In the Linux kernel, the following vulnerability has been resolved: can: isotp: fix timer drain order, wakeup handling and txgen ordering This patch is a follow-up to commit cf070fe33bfb "can: isotp: serialize TX state transitions under so-rxlock" which addresses following sashiko-bot findings: -...

AZL-99479 CVE-2026-80889 affecting package kernel 6.6.150.1-1

In the Linux kernel, the following vulnerability has been resolved: can: isotp: fix timer drain order, wakeup handling and txgen ordering This patch is a follow-up to commit cf070fe33bfb "can: isotp: serialize TX state transitions under so-rxlock" which addresses following sashiko-bot findings: -...

CVE-2026-80889 can: isotp: fix timer drain order, wakeup handling and tx_gen ordering

In the Linux kernel, the following vulnerability has been resolved: can: isotp: fix timer drain order, wakeup handling and txgen ordering This patch is a follow-up to commit cf070fe33bfb "can: isotp: serialize TX state transitions under so-rxlock" which addresses following sashiko-bot findings: -...

EUVD-2026-71639

In the Linux kernel, the following vulnerability has been resolved: can: isotp: fix timer drain order, wakeup handling and txgen ordering This patch is a follow-up to commit cf070fe33bfb "can: isotp: serialize TX state transitions under so-rxlock" which addresses following sashiko-bot findings: -...

CVE-2026-80889

In the Linux kernel, the following vulnerability has been resolved: can: isotp: fix timer drain order, wakeup handling and txgen ordering This patch is a follow-up to commit cf070fe33bfb "can: isotp: serialize TX state transitions under so-rxlock" which addresses following sashiko-bot findings: -...

CVE-2026-80889

CVE-2026-80889 affects the Linux kernel CAN ISOTP (ISO-Transport Protocol) module. This patch is a follow-up to commit cf070fe33bfb ("can: isotp: serialize TX state transitions under so->rx_lock") and resolves multiple race and ordering issues identified by sashiko-bot, including: a stale call...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: scsi: core: There is a race condition where the error handler is only awakened when the last running command completes or times out. This race condition can cause the SCSI layer to fail to awaken the error handler, resulting i...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: net: fixed a refcount bug in skpsockget2. Syzkaller reported the refcount bug as follows: ------------ cut here ------------ refcountt: saturated; memory was leaking. WARNING: CPU: 1 PID: 3605 at lib/refcount.c:19...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: usb: xhci-mtk: Fixed an issue where shared HCD resources were leaked when attempting to set the wake-up IRQ. The issue occurred because it was not possible to set @sharedhcd to NULL before reducing the usage count using usbputhcd...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerability has been resolved: blk-mq: Fixed an issue where IO operations could hang due to a race condition involving the sbitmap wakeup mechanism. In blkmqmarktagwait, addwaitqueue might be re-ordered. In addition, blkmqgetdrivertag might fail if the driver...

CVE-2026-74658 futex: Prevent robust futex exit race some more

In the Linux kernel, the following vulnerability has been resolved: futex: Prevent robust futex exit race some more A robust futex unlock stores 0 over the whole futex value - wiping FUTEXWAITERS - and wakes a single waiter. That wakeup is a one-shot notification: the protocol relies on its...

Linux Distros Unpatched Vulnerability : CVE-2026-74658

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - futex: Prevent robust futex exit race some more A robust futex unlock stores 0 over the whole futex value - wiping FUTEXWAITERS - and wakes a single waiter. Tha...