CVE-2026-23341

CVE-2026-23341 affects the Linux kernel accel/amdxdna path. The issue occurs when userspace issues an ioctl to destroy a hardware context that has already been automatically suspended, which may crash due to a NULL mailbox channel pointer accessed in aie2_destroy_context(). The fix adds a mailbox...

CVE-2026-23449

Summary (CVE-2026-23449) : The Linux kernel vulnerability is in the TEQL scheduler path (net/sched/teql) where a lockless Qdisc root can cause a double-free in skb_release_data via an unsafe qdisc_reset path. The underlying issue occurs when teql_master_xmit fails to use seq_lock to guard qdisc_r...

CVE-2026-23462

CVE-2026-23462 affects the Linux kernel Bluetooth stack (HIDP/L2CAP). The issue is a use-after-free related to not dropping the l2cap_conn reference during user remove callbacks, leading to a trace like l2cap_conn_free and cascading calls in the Bluetooth/hci_core paths. Connected sources confirm...

CVE-2026-23463

The CVE-2026-23463 issue concerns a race condition in the Linux kernel’s QMAN/FQ handling (qbman) where fq_table[fq->idx] may be freed and reallocated concurrently when QMAN_FQ_FLAG_DYNAMIC_FQID is set. The root cause is a race between qman_destroy_fq() releasing the fqid and qman_create_fq() ...

CVE-2026-23470

CVE-2026-23470 concerns the Linux kernel’s DRM/imagination path where the soft reset sequence can deadlock because it runs in a threaded IRQ handler and cannot call disable_irq() (which would wait on IRQ handlers). The fix is to use disable_irq_nosync() during the soft reset to avoid waiting on t...

CVE-2026-31390

CVE-2026-31390 affects the Linux kernel's drm/xe path, causing a memory leak in the function path used by xe_vm_madvise_ioctl when check_bo_args_are_sane() validation fails. The underlying issue was incorrect resource cleanup, now addressed by jumping to a new free_vmas cleanup label to properly ...

CVE-2026-31438

CVE-2026-31438 affects the Linux kernel netfs code. A BUG occurs in netfs_limit_iter() when processing ITER_KVEC iterators (e.g., during core-dump to 9P), because ITER_KVEC is not dispatched like other supported types. The fix adds netfs_limit_kvec() (paralleling netfs_limit_bvec()) and dispatche...

CVE-2026-31452

CVE-2026-31452 affects the Linux kernel ext4 filesystem. Connected sources confirm a concrete vulnerability in inline data storage: when truncate() increases a file beyond the inline capacity, ext4 currently risks the inode inline flag and the file size becoming inconsistent. The fix introduces a...

CVE-2026-31458

Technical details (affected product, vulnerable component, and remediation) are not provided in the connected documents. Monitor for updates.

CVE-2026-31479

CVE-2026-31479 concerns the Linux kernel drm/xe driver. The issue involves Virtual Memory Area (VMA) management during rebind/unwind paths in 3D workflows, which can produce an invalid/overlapping VMA and potentially destabilize the VM state. Public descriptions in Red Hat and Debian OSV/Ubuntu e...

CVE-2026-31496

Summary: CVE-2026-31496 affects the Linux kernel netfilter nf_conntrack_expect handling across network namespaces. The root cause is a failure to skip or isolate expectations that do not reside in the target netns, enabling a local user to access or view nf_conntrack_expect entries from other nam...

CVE-2026-31497

The CVE-2026-31497 entry concerns the Linux kernel Bluetooth USB (btusb) driver. The issue arises in btusb_work(), which maps the number of active SCO links to USB alternate settings using a three-entry table. It indexes alts[] with data->sco_num - 1 without constraining sco_num to the number ...

CVE-2026-31507

CVE-2026-31507 affects the Linux kernel SMC module (net/smc). The vulnerability is a double-free of the per-buffer state (smc_spd_priv) when tee(2) duplicates a splice pipe buffer, leading to a use-after-free and a kernel NULL pointer dereference, ultimately causing a kernel panic. The root cause...

CVE-2026-31519

CVE-2026-31519 affects the Linux kernel btrfs subsystem. A race during subvolume creation and orphan cleanup can leave a valid subvolume’s dentry in a broken state, marked as a broken entry in the directory cache, preventing deletion or new writes in that location. Root cause: btrfs_orphan_cleanu...

CVE-2026-31537

In the Linux kernel SMB server, CVE-2026-31537 arises from improper handling of smbdirect_socket.send_io.bcredits, which can corrupt the stream of reassembled data transfer messages when triggering an immediate (empty) send. The fix introduces a single batch credit per connection; code obtaining ...

CVE-2026-31561

CVE-2026-31561 affects the Linux kernel: the fix removes the X86_CR4_FRED bit from the CR4 pinning mask to avoid a boot-time window where exceptions cannot be handled. The vulnerability is detailed as a problem where FRED was temporarily disabled during AP boot, which could let an attacker modify...

CVE-2026-31620

CVE-2026-31620 affects the Linux kernel ALSA usx2y driver (TASCAM US-144MKII). A malicious USB device can present a configuration with bInterfaceNumber=1 but no interface 0, causing usb_ifnum_to_if(dev,0) to dereference NULL. This can crash the kernel (DoS). The fix is to properly check the retur...

CVE-2026-31634

The CVE-2026-31634 item concerns the Linux kernel rxrpc subsystem. Affected component: rxrpc_server_keyring() within the rxrpc code path. Root cause: a reference count leak that could occur if the code path handles security pointers improperly. The provided patch fixes the leak by adding a check ...

CVE-2026-31643

CVE-2026-31643 covers a Linux kernel rxrpc memleak in the key parsing path. In rxrpc_preparse_xdr_yfs_rxgk(), the memory attached to token->rxgk could leak on several error paths after allocation. The issue is mitigated by freeing the allocated memory in the reject_token: path. Technical cover...

CVE-2026-31644

CVE-2026-31644 affects the Linux kernel LAN966X network driver. The issue arises in lan966x_fdma_reload() when allocation of new RX buffers fails, causing the restore path to restart DMA with old descriptors whose pages were already freed, and because page_pool_put_full_page() can release pages b...

CVE-2026-31665

CVE-2026-31665 affects the Linux kernel netfilter nf_conntrack timeout destruction. The issue is a use-after-free where nft_ct_timeout_obj_destroy() frees the timeout object with kfree() immediately after nf_ct_untimeout(), potentially leaving RCU-protected references active. The documented fix d...

CVE-2026-43086

CVE-2026-43086 concerns the Linux kernel IPVS component. The vulnerability occurs in the error path of ip_vs_add_service when ip_vs_bind_scheduler() has succeeded and the local variable sched is set to NULL; if ip_vs_start_estimator() then fails, ip_vs_unbind_scheduler(svc, sched) is invoked with...

CVE-2026-43096

In the Linux kernel mshv component, CVE-2026-43096 patches an infinite fault loop caused by permission-denied GPA intercepts. The issue occurred when guest access to memory regions triggered remaps for all faults on movable regions, even if access type wasn’t permitted, causing a re-fault and vCP...

CVE-2026-43104

The CVE-2026-43104 entry concerns the Linux kernel DRM vc4 driver. Root cause: a memory leak in the hang state path where vc4_save_hang_state() could return early without freeing previously allocated kernel_state. Remediation: consolidated early return paths and added missing kfree() calls. Impac...

CVE-2026-43167

CVE-2026-43167 relates to the Linux kernel xfrm subsystem where a reference-count leak in xfrm_state occurs when a network device is unregistered. The issue stems from an IPsec hardware-offload API change (commit d77e38e612a0) that made xfrm_dev_unregister() a no-op, even though xfrm_dev_state_ad...

CVE-2026-43169

The CVE-2026-43169 issue lies in the Linux kernel DRM_BUDDY code (drm/buddy) where contiguous allocations (and large non-contiguous allocations) are rounded up to a power of two or aligned, potentially producing a size > mm->size and triggering BUG_ON(order > mm->max_order). If such a...

CVE-2026-43189

The CVE-2026-43189 issue affects the Linux kernel’s media/v4l2-async matching workflow. When an async connection matches with a firmware node, a sub-device may be registered, its bound operation invoked, ancillary links created, and the connection added to the sub-device’s list before moving on t...

CVE-2026-43194

CVE-2026-43194 affects the Linux kernel networking stack where an error in handling transmit (xmit) failures for GSO frames can cause a single lost segment within a GSO frame to be misinterpreted as a complete frame loss. The issue arises when devices (e.g., veth) report errors during xmit; TCP m...

CVE-2026-43200

The CVE-2026-43200 issue affects the Linux kernel PCI endpoint functionality. Specifically, pci_primary_epc_epf_unlink() and pci_secondary_epc_epf_unlink() swap parameters in their configfs unlink paths, which can trigger a kernel crash when using unlink in configfs. Red Hat's advisory frames thi...

CVE-2026-43244

CVE-2026-43244 affects the Linux kernel KCM (Kernel Connection Multiplexer). The issue arises during partial sendmsg operations: when kcm_sendmsg fills MAX_SKB_FRAGS, it allocates a new skb in frag_list and may copy data; if the copy fails, the new tail skb can have zero frags, leaving an empty e...

CVE-2026-43287

The CVE targets Linux kernel DRM:MODE_CREATEPROPBLOB allocations. Arbitary-sized property blobs allocated for kernel memory were not charged to the caller’s memory cgroup, enabling unprivileged local users to trigger unbounded kernel memory growth and potential system-wide OOM. The fix ensures bl...

CVE-2026-43322

CVE-2026-43322 is a Linux kernel vulnerability in Bluetooth HCI sync handling (le_read_features_complete). The issue is a use-after-free (UAF) caused by freeing hci_conn after le_read_features_complete has been initiated but before it completes, allowing hci_cmd_sync_dequeue to fail to prevent th...

CVE-2026-43413

The CVE-2026-43413 entry concerns the Linux kernel HISI_SAS SCSI driver where user_scan() can trigger a NULL pointer dereference when scanning an unsupported channel (multi-channel scan path triggers for channel 1 even though hisi_sas supports only one channel). The exploit path is a NULL derefer...

CVE-2026-43473

CVE-2026-43473 affects the Linux kernel's mpi3mr SCSI driver. The vulnerability occurs when the driver cleans up resources and the reply/request queues are NULL due to memory being freed after a failed queue creation. The cleanup code may then dereference or mem-set freed memory, causing a system...

CVE-2026-43482

CVE-2026-43482 relates to the Linux kernel sched_ext path. The issue arises when preemption is not disabled between scx_claim_exit() and the execution of the subsequent helper work, which can prevent bypass mode and teardown from activating if the task is preempted and the BPF scheduler fails to ...

CVE-2026-45939

CVE-2026-45939 affects the Linux kernel gpib implementation. The bug is a memory leak in ni_usb_init() when ni_usb_setup_init() fails: the writes buffer is not freed in the error path, and ni_usb_setup_init() may return 0 on failure, causing ni_usb_init() to return -EFAULT. The published fix free...

CVE-2026-45955

Summary (CVE-2026-45955): In the Linux kernel, the md/md-llbitmap path suffers a logic error where llbitmap_suspend_timeout() times out waiting for percpu_ref to reach zero and returns -ETIMEDOUT without resurrecting percpu_ref. This leaves the page control structure in a killed state, potentiall...

CVE-2026-46257

CVE-2026-46257 concerns the Linux kernel SP804 timer driver on ARM32. The issue occurs when the delay timer shares the same clkevt instance with sched_clock; if sp804_clocksource_and_sched_clock_init runs with use_sched_clock != 1, sched_clkevt may be uninitialized, and read_current_timer() ends ...

CVE-2026-52921

CVE-2026-52921 : In the Linux kernel, netfilter ipset hash:* range iteration could continue past the upper bound when iterating IPv4 ranges, due to a 32-bit iterator not stopping at the end. This allowed traversal state to move past the requested boundary and potentially affect retries. The issue...

CVE-2026-52968

CVE-2026-52968 affects the Linux kernel KVM on s390. The root cause is double-scaling the GAIT table index: code in kvm_s390_pci_aif_enable(), kvm_s390_pci_aif_disable(), and aen_host_forward() multiplies the GAIT index by sizeof(struct zpci_gaite) even though gait is already a pointer to struct ...

CVE-2026-53029

CVE-2026-53029 affects the Linux kernel ntfs3 filesystem. A vulnerability arises from an uninitialized local variable lcn when handling zero-length data during I/O, which could lead to unpredictable behavior and potential information disclosure or DoS. The fix moves the check for a zero value in ...

CVE-2026-53056

CVE-2026-53056: Linux kernel patch fixes a power/clock mismatch in DRM MSM DPU by removing the dev_pm_opp_set_rate(dev, 0) call during runtime_suspend. Affects DPU runtime suspend resume path, preventing MMCX rail dropping to MIN_SVS while core clock remains high. Patched in multiple OS packages ...

CVE-2026-53101

CVE-2026-53101 is a Linux kernel issue affecting the wifi mt76/mt7921 path. The root cause is a potential mutex deadlock between mt7921_roc_abort_sync and roc_work: roc_work() holds dev->mt76.mutex while cancel_work_sync() waits for roc_work() to finish. If the caller already owns the mutex, b...

CVE-2026-53114

CVE-2026-53114 concerns the Linux kernel's perf/amd/ibs feature. The root cause is calling perf_allow_kernel() from the IBS NMI handler, which is unsafe in NMI context and can be fatal. The approved fix stores the required permission at event initialization in event->hw.flags and makes the NMI...

CVE-2026-53144

CVE-2026-53144 affects the Linux kernel's DRM/AMDKFD path, specifically a NULL dereference in get_queue_ids(). If usr_queue_id_array is NULL and num_queues is non-zero, get_queue_ids() can return NULL; callers only check IS_ERR(), so a NULL pointer is not treated as an error, allowing suspend_que...

CVE-2026-53169

In the Linux kernel, accel/ethosu has been fixed to reject NPU_OP_RESIZE commands from userspace. The driver previously used an unconditional WARN_ON(1) in DRM_IOCTL_ETHOSU_GEM_CREATE, enabling kernel log spam and, if panic_on_warn was set, potential DoS via a local unprivileged user. The patch r...

CVE-2026-53323

CVE-2026-53323 affects the Linux kernel DSA conduit ethtool wrappers. The root cause is redundant locking: the conduit master’s ethtool_ops were wrapped by DSA to aggregate port stats, and an extra netdev_lock_ops()/netdev_unlock_ops() inside the DSA wrappers could deadlock. The documented remedi...

CVE-2026-64056

The CVE covers a Linux kernel issue in the Cortina ethernet driver. The RX socket buffer (SKB) used to assemble fragments in gmac_rx() was a static local variable, which could race on devices with two ethernet ports (Gemini) when both ports are active. The fix makes the RX SKB a per-port variable...

CVE-2026-64069

The CVE-2026-64069 issue affects the Linux kernel netfs component where cancellation of DIO-read and single-read subrequests could fail during preparation, potentially leaving resources allocated or causing unexpected behavior. The root cause involves subrequests that were already added to the st...

CVE-2026-64151

The CVE-2026-64151 entry concerns the Linux kernel iommupt component, where a driver could omit PAGE_SIZE from the pgsize_bitmap. The root cause is that removing PAGE_SIZE from the bitmap is technically allowed but would leave an iommu_domain unused with the DMA API; the design is violated. The d...