EUVD-2026-48949

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hciconn: Fix null ptr deref in hciabortconn hciabortconn read hciskbeventhdev-sentcmd when a connection was pending, but hdev-sentcmd can be NULL while reqstatus is still HCIREQPEND, leading to a NULL pointer dereferen...

CVE-2026-64405

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hciconn: Fix null ptr deref in hciabortconn hciabortconn read hciskbeventhdev-sentcmd when a connection was pending, but hdev-sentcmd can be NULL while reqstatus is still HCIREQPEND, leading to a NULL pointer dereferen...

CVE-2026-64404 Bluetooth: ISO: avoid NULL deref of conn in iso_conn_big_sync()

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: avoid NULL deref of conn in isoconnbigsync isoconnbigsync drops the socket lock to call hcigetroute and then re-acquires it, but dereferences isopisk-conn-hcon afterwards without re-checking that conn is still...

CVE-2026-64404 Bluetooth: ISO: avoid NULL deref of conn in iso_conn_big_sync()

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: avoid NULL deref of conn in isoconnbigsync isoconnbigsync drops the socket lock to call hcigetroute and then re-acquires it, but dereferences isopisk-conn-hcon afterwards without re-checking that conn is still...

CVE-2026-64404

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: avoid NULL deref of conn in isoconnbigsync isoconnbigsync drops the socket lock to call hcigetroute and then re-acquires it, but dereferences isopisk-conn-hcon afterwards without re-checking that conn is still...

CVE-2026-64404

CVE-2026-64404 concerns the Linux kernel Bluetooth ISO stack. The vulnerability arises in iso_conn_big_sync(): it drops the socket lock to call hci_get_route(), then re-acquires the lock but may dereference iso_pi(sk)->conn->hcon without re-checking that conn is still valid. While the lock ...

CVE-2026-64364

The CVE-2026-64364 entry describes a Linux kernel multitouch flaw where mt_io_flags is treated as a per-slot bitmap indexed by slot number, but the slot index can be as large as td->maxcontacts (up to 255) and not bounded by BITS_PER_LONG. This can cause set_bit/clear_bit to access beyond mt_i...

CVE-2026-64347 usb: gadget: composite: fix dead empty check in the USB_DT_OTG handler

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: composite: fix dead empty check in the USBDTOTG handler The OTG branch of compositesetup falls back to the first configuration when none is selected: if cdev-config config = cdev-config; else config =...

CVE-2026-64331 usbip: vudc: fix NULL deref in vep_dequeue()

In the Linux kernel, the following vulnerability has been resolved: usbip: vudc: fix NULL deref in vepdequeue vepallocrequest wasn't initializing vrequest-udc, so cancellations on the FunctionFS AIO path were arriving in vepdequeue without a valid UDC reference. Since vrequest-udc is never actual...

CVE-2026-64331 usbip: vudc: fix NULL deref in vep_dequeue()

In the Linux kernel, the following vulnerability has been resolved: usbip: vudc: fix NULL deref in vepdequeue vepallocrequest wasn't initializing vrequest-udc, so cancellations on the FunctionFS AIO path were arriving in vepdequeue without a valid UDC reference. Since vrequest-udc is never actual...

CVE-2026-64331

In the Linux kernel, the following vulnerability has been resolved: usbip: vudc: fix NULL deref in vepdequeue vepallocrequest wasn't initializing vrequest-udc, so cancellations on the FunctionFS AIO path were arriving in vepdequeue without a valid UDC reference. Since vrequest-udc is never actual...

CVE-2026-64325

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7921/mt7925: fix NULL dereference in CSA beacon This patch is based on a BUG as reported by Bongani Hlope at https://lore.kernel.org/all/[email protected]/ When a channel-switch...

CVE-2026-64262 fuse-uring: end fuse_req on io-uring cancel task work

In the Linux kernel, the following vulnerability has been resolved: fuse-uring: end fusereq on io-uring cancel task work When iouring delivers task work with tw.cancel set PFEXITING, PFKTHREAD fallback, or percpurefisdying on the ring context, fuseuringsendintask takes the cancel branch, assigns...

CVE-2026-64258 fuse-uring: remove request-less entries from ent_w_req_queue to fix NULL deref

In the Linux kernel, the following vulnerability has been resolved: fuse-uring: remove request-less entries from entwreqqueue to fix NULL deref If a copy into the userspace ring buffer fails, a request will be terminated and fuseuringreqend will set ent-fusereq to NULL but it will leave the entry...

CVE-2026-64258

In the Linux kernel, the following vulnerability has been resolved: fuse-uring: remove request-less entries from entwreqqueue to fix NULL deref If a copy into the userspace ring buffer fails, a request will be terminated and fuseuringreqend will set ent-fusereq to NULL but it will leave the entry...

CVE-2026-64258 fuse-uring: remove request-less entries from ent_w_req_queue to fix NULL deref

In the Linux kernel, the following vulnerability has been resolved: fuse-uring: remove request-less entries from entwreqqueue to fix NULL deref If a copy into the userspace ring buffer fails, a request will be terminated and fuseuringreqend will set ent-fusereq to NULL but it will leave the entry...

CVE-2026-64258

CVE-2026-64258 — Linux kernel (fuse-uring) : A NULL pointer dereference could occur in the fuse_uring path when a copy to the userspace ring buffer fails. The root cause is that, after fuse_uring_req_end() sets ent->fuse_req to NULL, the ent_w_req_queue entry remained in FRRS_FUSE_REQ, risking...

SUSE CVE-2026-64228

In the Linux kernel, the following vulnerability has been resolved: net: ethtool: phy: avoid NULL deref when PHY driver is unbound phydev-drv can become NULL while the phydevice is still attached to its netdevice, namely after the PHY driver is unbound via sysfs: echo...

PT-2026-64552

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A NULL pointer dereference exists in the vep dequeue function within the usbip vudc component. The issue occurs because vep alloc request fails to initialize the vrequest-udc variable...

PT-2026-64707

In the Linux kernel, the following vulnerability has been resolved: ALSA: cmipci: check snd ctl new1 return value snd ctl new1 can return NULL when memory allocation fails. snd cmipci spdif controls does not check the return value before dereferencing kctl-id.device, which can lead to a NULL...