Astra Linux – vulnerability in linux-6.1, linux-6.12, linux-6.18

In the Linux kernel, the following vulnerability has been resolved: ipv6: mcast: Fix potential UAF in MLD delayed work There is a race condition between device teardown and processing of incoming MLD queries, resulting in a Use-After-Free issue in the MLD delayed work. During device destruction,...

Astra Linux – vulnerability in linux-6.12

In the Linux kernel, the following vulnerability has been resolved: thermal: core: Address thermal zone removal races with resume Since thermalzonepmcomplete and thermalzonedeviceresume re-initialize the pollqueue delayed work for the given thermal zone, the canceldelayedworksync in...

Astra Linux – vulnerability in linux-6.12

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix deadlock in l2capconndel l2capconndel calls canceldelayedworksync for both infotimer and idaddrtimer while holding conn-lock. However, the work functions l2capinfotimeout and l2capconnupdateidaddr both acqui...

Astra Linux – vulnerability in linux-6.12

In the Linux kernel, the following vulnerability has been resolved: xfrm: Fix work re-schedule after cancel in xfrmnatkeepalivenetfini After canceldelayedworksync is called from xfrmnatkeepalivenetfini, xfrmstatefini flushes remaining states via xfrmstatedelete, which calls...

Astra Linux – vulnerability in linux-6.12

In the Linux kernel, the following vulnerability has been resolved: bridge: cfm: Fix race condition in peermep deletion When a peer MEP is being deleted, canceldelayedworksync is called on ccmrxdwork before freeing. However, brcfmframerx runs in softirq context under rcureadlock without RTNL and...

Astra Linux – vulnerability in linux-6.1, linux-6.12

In the Linux kernel, the following vulnerability has been resolved: ASoC: soc-core: flush delayed work before removing DAIs and widgets When a sound card is unbound while a PCM stream is open, a use-after-free can occur in sndsocdapmstreamevent, called from the closedelayedwork workqueue handler...

Linux Kernel Security Vulnerabilities

The Linux kernel version 6.18 contains security vulnerabilities. These vulnerabilities stem from a flaw in the rustbinder thread, where delayed work items are not canceled when the thread exits, resulting in these work items not being cleaned up...

Astra Linux – vulnerability in linux-5.10, linux-5.15, linux

In the Linux kernel, the following vulnerability has been resolved: net: rds: do not hold the sock lock when cancelling work from rdstcpresetcallbacks SyZBot is reporting a lockdep warning at rdstcpresetcallbacks 1. The commit ac3615e7f3cffe2a “RDS: TCP: Reduce code duplication in...

Astra Linux – vulnerability in linux-5.10, linux-6.1, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix slab-use-after-free on hdcpwork Why A slab-use-after-free occurs when HDCP is destroyed but the propertyvalidatedwork queue is still running. How Cancel the delayed work when destroying the workqueue. cherry...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: net/smc: fixed a deadlock that was triggered by canceldelayedworksyn The following LOCKDEP was detected: Workqueue: events smclgrfreework smc WARNING: possible circular locking dependency detected...

SUSE CVE-2026-89739

In the Linux kernel, the following vulnerability has been resolved: usb: dwc3: gadget: Fix use-after-free in dwc3gadgetfreeendpoints due to race condition In dwc3gadgetinitendpoint, &dep-nostreamwork is bound with dwc3nostreamwork, and dwc3gadgetendpointstreamevent can queue this delayed work on...

SUSE CVE-2026-89899

In the Linux kernel, the following vulnerability has been resolved: media: cec: disable delayed work before freeing an interrupted transmit cectransmitmsgfh drops adap-lock to wait for a blocking transmit in waitforcompletionkillable. If that wait is interrupted by a signal, canceldelayedworksync...

AZL-101460 CVE-2026-89970 affecting package kernel for versions less than 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: nvmet-auth: Synchronize timeout work during SQ teardown nvmetauthsqfree cancels authexpiredwork with canceldelayedwork. If the work has already started, cancellation does not wait for the callback. Transport teardown can...

DEBIAN-CVE-2026-89899

In the Linux kernel, the following vulnerability has been resolved: media: cec: disable delayed work before freeing an interrupted transmit cectransmitmsgfh drops adap-lock to wait for a blocking transmit in waitforcompletionkillable. If that wait is interrupted by a signal, canceldelayedworksync...

EUVD-2026-80570

In the Linux kernel, the following vulnerability has been resolved: nvmet-auth: Synchronize timeout work during SQ teardown nvmetauthsqfree cancels authexpiredwork with canceldelayedwork. If the work has already started, cancellation does not wait for the callback. Transport teardown can...

CVE-2026-89970 nvmet-auth: Synchronize timeout work during SQ teardown

In the Linux kernel, the following vulnerability has been resolved: nvmet-auth: Synchronize timeout work during SQ teardown nvmetauthsqfree cancels authexpiredwork with canceldelayedwork. If the work has already started, cancellation does not wait for the callback. Transport teardown can...

CVE-2026-89899 media: cec: disable delayed work before freeing an interrupted transmit

In the Linux kernel, the following vulnerability has been resolved: media: cec: disable delayed work before freeing an interrupted transmit cectransmitmsgfh drops adap-lock to wait for a blocking transmit in waitforcompletionkillable. If that wait is interrupted by a signal, canceldelayedworksync...

EUVD-2026-80499

In the Linux kernel, the following vulnerability has been resolved: media: cec: disable delayed work before freeing an interrupted transmit cectransmitmsgfh drops adap-lock to wait for a blocking transmit in waitforcompletionkillable. If that wait is interrupted by a signal, canceldelayedworksync...

CVE-2026-89899

CVE-2026-89899 is a race condition in the Linux kernel's CEC (Consumer Electronics Control) media subsystem . In cec_transmit_msg_fh(), the adapter lock is dropped to wait for a blocking transmit; if that wait is interrupted by a signal, cancel_delayed_work_sync() can execute before the CEC kthre...

CVE-2026-89899 media: cec: disable delayed work before freeing an interrupted transmit

In the Linux kernel, the following vulnerability has been resolved: media: cec: disable delayed work before freeing an interrupted transmit cectransmitmsgfh drops adap-lock to wait for a blocking transmit in waitforcompletionkillable. If that wait is interrupted by a signal, canceldelayedworksync...