UBUNTU-CVE-2026-68371

In the Linux kernel, the following vulnerability has been resolved: usb: musb: omap2430: Do not put borrowed ofnode in probe omap2430probe stores pdev-dev.ofnode in a local np variable. This is a borrowed pointer and the probe function does not take a reference to it. The success and error paths...

CVE-2026-68256

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: detectlinkandlocalsink: DP alt mode timeout path leaks prevsink reference prevsink is unconditionally retained via dcsinkretain at function entry, but the DP alt mode timeout path inside SIGNALTYPEDISPLAYPORT...

CVE-2026-68371

In the Linux kernel, the following vulnerability has been resolved: usb: musb: omap2430: Do not put borrowed ofnode in probe omap2430probe stores pdev-dev.ofnode in a local np variable. This is a borrowed pointer and the probe function does not take a reference to it. The success and error paths...

CVE-2026-68342

In the Linux kernel, the following vulnerability has been resolved: ovpn: avoid putting unrelated P2P peer on socket release ovpnpeerreleasep2p is called when an OVPN UDP socket is being destroyed. It checks the currently published P2P peer and releases it only if that peer still uses the socket...

CVE-2026-68232

In the Linux kernel, the following vulnerability has been resolved: drm/gpusvm: Fix MM reference leak in drmgpusvmrangeevict If kvmallocarray fails in drmgpusvmrangeevict, the MM reference acquired earlier is not released, resulting in a reference leak. Fix this by dropping the MM reference on th...

CVE-2026-68312

In the Linux kernel, the following vulnerability has been resolved: cifs: fix cifsFileInfo leak on kmalloc failure in deferred close drain paths In cifsclosedeferredfile, cifsclosealldeferredfiles, and cifsclosedeferredfileunderdentry, when a pending deferred close is cancelled via...

UBUNTU-CVE-2026-68205

In the Linux kernel, the following vulnerability has been resolved: media: v4l2-fwnode: Fix subdev owner overwritten in v4l2asyncregistersubdevsensor The v4l2 helper v4l2asyncregistersubdevsensor calls v4l2asyncregistersubdev, which is a macro that expands to v4l2asyncregistersubdevsd,THISMODULE...

CVE-2026-68331

In the Linux kernel, the following vulnerability has been resolved: dpaa2-eth: put MAC endpoint device on disconnect fslmcgetendpoint returns the MAC endpoint device with a reference taken through devicefindchild. The Ethernet connect path stores that device in mac-mcdev and keeps it for the...

UBUNTU-CVE-2026-68229

In the Linux kernel, the following vulnerability has been resolved: media: cedrus: skip invalid H.264 reference list entries Cedrus consumes H.264 refpiclist0/refpiclist1 entries from the stateless slice control and later uses their indices to look up decode-dpb in cedruswritereflist. Rejecting...

CVE-2026-68206

In the Linux kernel, the following vulnerability has been resolved: media: v4l2-ctrls: validate HEVC active reference counts HEVC slice parameters are shared stateless V4L2 controls, but the common validation path does not verify the active L0/L1 reference counts before driver-specific code...

CVE-2026-68137

In the Linux kernel, the following vulnerability has been resolved: net/x25: fix use-after-free in x25killbyneigh x25killbyneigh walks the global X.25 socket list looking for sockets attached to a terminating neighbour. x25listlock protects list membership while the lookup is in progress, but it...

CVE-2026-68126

In the Linux kernel, the following vulnerability has been resolved: mac802154: hold an interface reference across the scan worker mac802154scanworker captures the scanning sub-interface under RCU and then keeps dereferencing sdata-dev after rcureadunlock and outside the rtnl -- in the failure...

CVE-2026-68095

In the Linux kernel, the following vulnerability has been resolved: fuse-uring: fix race between registration and connection abortion This fixes this race: - thread a: iouringenter - register sqe - fuseuringcreateringent - allocate ent but doesn't grab queueref yet - thread b: fuseconndestroy -...

CVE-2026-68397 net/iucv: take a reference on the socket found in afiucv_hs_rcv()

In the Linux kernel, the following vulnerability has been resolved: net/iucv: take a reference on the socket found in afiucvhsrcv afiucvhsrcv looks up the destination socket under iucvsklist.lock, drops the lock, and then passes the socket to the afiucvhscallback handlers without holding a...

CVE-2026-68397

The CVE-2026-68397 issue affects the Linux kernel net/iucv code: afiucv_hs_rcv() may pass a destination socket to handlers without holding a reference, allowing a concurrent close to free the socket before the handler dereferences it (e.g., sk->sk_data_ready()) because AF_IUCV sockets aren’t R...

CVE-2026-68397 net/iucv: take a reference on the socket found in afiucv_hs_rcv()

In the Linux kernel, the following vulnerability has been resolved: net/iucv: take a reference on the socket found in afiucvhsrcv afiucvhsrcv looks up the destination socket under iucvsklist.lock, drops the lock, and then passes the socket to the afiucvhscallback handlers without holding a...

EUVD-2026-55577

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: mgmt: hold reference for hciconn in mgmtpendingcmds Dereferencing RCU-protected pointers outside critical sections is invalid and may lead to UAF. Use of hciconn in hcisync callbacks also needs to hold refcount to avoi...

CVE-2026-68391 Bluetooth: mgmt: hold reference for hci_conn in mgmt_pending_cmds

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: mgmt: hold reference for hciconn in mgmtpendingcmds Dereferencing RCU-protected pointers outside critical sections is invalid and may lead to UAF. Use of hciconn in hcisync callbacks also needs to hold refcount to avoi...

CVE-2026-68382

CVE-2026-68382 relates to the Linux kernel drm/xe/guc driver. The issue is a race during asynchronous destruction of GuC execution queues: if the final device reference is released while destruction is still pending, DRM cleanup may drain the same workqueue and deadlock. Mitigation implemented in...

CVE-2026-68382 drm/xe/guc: Hold device ref until queue teardown completes

In the Linux kernel, the following vulnerability has been resolved: drm/xe/guc: Hold device ref until queue teardown completes GuC exec queue destruction can run asynchronously. If the final device put happens from a destroy worker, drmm cleanup can end up draining the same workqueue and deadlock...