K000163826: Linux kernel vulnerabilities CVE-2026-46164 and CVE-2026-46165

Security Advisory Description CVE-2026-46164 In the Linux kernel, the following vulnerability has been resolved: btrfs: fix double free in createspaceinfosubgroup error path When kobjectinitandadd fails, the call chain is: createspaceinfosubgroup - btrfssysfsaddspaceinfotype - kobjectinitandadd -...

CLSA-2026-1783790385 Fix CVE(s): CVE-2018-12931, CVE-2026-43499

CVE-2026-53166 - futex/requeue: Prevent NULL pointer dereference in removewaiter on self-deadlock CVE-2026-53166 CVE-2026-43499 - rtmutex: Use waiter::task instead of current in removewaiter CVE-2026-43499 Bump ABI 4.4.0-285...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-46165)

In the Linux kernel, the following vulnerability has been resolved: openvswitch: vport: fix self-deadlock on release of tunnel ports vports are used concurrently and protected by RCU, so netdevput must happen after the RCU grace period. So, either in an RCU call or after the synchronizenet. The...

Linux Distros Unpatched Vulnerability : CVE-2026-98865

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: schedext: Don't run ops.dequeue with a DSQ lock held ops.dequeue is invoked with the source...

SUSE CVE-2026-98865

In the Linux kernel, the following vulnerability has been resolved: schedext: Don't run ops.dequeue with a DSQ lock held ops.dequeue is invoked with the source user DSQ's lock still held on the consume and move paths scxconsumedispatchq, movetaskbetweendsqs. A BPF scheduler which locks the source...

UBUNTU-CVE-2026-98865

In the Linux kernel, the following vulnerability has been resolved: schedext: Don't run ops.dequeue with a DSQ lock held ops.dequeue is invoked with the source user DSQ's lock still held on the consume and move paths scxconsumedispatchq, movetaskbetweendsqs. A BPF scheduler which locks the source...

CVE-2026-98865

In the Linux kernel, the following vulnerability has been resolved: schedext: Don't run ops.dequeue with a DSQ lock held ops.dequeue is invoked with the source user DSQ's lock still held on the consume and move paths scxconsumedispatchq, movetaskbetweendsqs. A BPF scheduler which locks the source...

DEBIAN-CVE-2026-98865

In the Linux kernel, the following vulnerability has been resolved: schedext: Don't run ops.dequeue with a DSQ lock held ops.dequeue is invoked with the source user DSQ's lock still held on the consume and move paths scxconsumedispatchq, movetaskbetweendsqs. A BPF scheduler which locks the source...

CVE-2026-98865

In the Linux kernel, the following vulnerability has been resolved: schedext: Don't run ops.dequeue with a DSQ lock held ops.dequeue is invoked with the source user DSQ's lock still held on the consume and move paths scxconsumedispatchq, movetaskbetweendsqs. A BPF scheduler which locks the source...

CVE-2026-98865 sched_ext: Don't run ops.dequeue() with a DSQ lock held

In the Linux kernel, the following vulnerability has been resolved: schedext: Don't run ops.dequeue with a DSQ lock held ops.dequeue is invoked with the source user DSQ's lock still held on the consume and move paths scxconsumedispatchq, movetaskbetweendsqs. A BPF scheduler which locks the source...

CVE-2026-98865 sched_ext: Don't run ops.dequeue() with a DSQ lock held

In the Linux kernel, the following vulnerability has been resolved: schedext: Don't run ops.dequeue with a DSQ lock held ops.dequeue is invoked with the source user DSQ's lock still held on the consume and move paths scxconsumedispatchq, movetaskbetweendsqs. A BPF scheduler which locks the source...

CVE-2026-98865

The Linux kernel contains a vulnerability in the sched_ext component where ops.dequeue() is incorrectly invoked while the source user DSQ lock is still held during the consume and move paths (specifically in scx_consume_dispatch_q() and move_task_between_dsqs()). This flaw can cause a self-deadlo...

EUVD-2026-103805

In the Linux kernel, the following vulnerability has been resolved: schedext: Don't run ops.dequeue with a DSQ lock held ops.dequeue is invoked with the source user DSQ's lock still held on the consume and move paths scxconsumedispatchq, movetaskbetweendsqs. A BPF scheduler which locks the source...

CVE-2026-98865: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: schedext: Don't run ops.dequeue with a DSQ lock held ops.dequeue is invoked with the source user DSQ's lock still held on the consume and move paths scxconsumedispatchq, movetaskbetweendsqs. A BPF scheduler which locks the source...

PT-2026-117084

In the Linux kernel, the following vulnerability has been resolved: sched ext: Don't run ops.dequeue with a DSQ lock held ops.dequeue is invoked with the source user DSQ's lock still held on the consume and move paths scx consume dispatch q, move task between dsqs. A BPF scheduler which locks the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: openvswitch: vport: Fixed a self-deadlock issue when releasing tunnel ports. Vports are used concurrently and are protected by RCU. Therefore, netdevput must be called after the RCU grace period. This can happen either during a R...

CVE-2026-90238

A flaw was found in the Linux kernel's AMD ISP4 media driver. During the initialization process, a self-deadlock can occur if the isp4sdpwronandinit function attempts to re-acquire a mutex it already holds. This issue can lead to a system deadlock, resulting in a Denial of Service DoS for the...

SUSE CVE-2026-90238

In the Linux kernel, the following vulnerability has been resolved: media: amd: isp4: fix self-deadlock in isp4sdpwronandinit error path isp4sdpwronandinit holds opsmutex via guardmutex and, on any init failure, jumps to errdeinit and calls isp4sdpwroffanddeinit. That helper takes the same...

Linux Distros Unpatched Vulnerability : CVE-2026-90193

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - mailbox: qcom-cpucp: fix PREEMPTRT self-deadlock in IRQ handler qcomcpucpmboxirqfn calls mboxchanreceiveddata while holding chan-lock. Under PREEMPTRT,...

Linux Distros Unpatched Vulnerability : CVE-2026-90238

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: amd: isp4: fix self-deadlock in isp4sdpwronandinit error path isp4sdpwronandinit hold...