CVE-2026-64290

CVE-2026-64290 affects the Linux kernel via iommufd_fault_fops_read(): on a copy_to_user() failure inside the inner loop, only the inner loop breaks, causing the outer loop to retry indefinitely and spin the reader with fault->mutex held. The public fixes implement breaking the outer while by ...

CVE-2026-64297

Summary (CVE-2026-64297): The Linux kernel vuln arises from not checking the return value of module_extend_max_pages() inside the decompression path. When initial allocation fails, info->pages is NULL and info->max_pages is 0. Subsequent calls to module_get_next_page() may call module_exten...

CVE-2026-64298

CVE-2026-64298: Linux kernel NFSv4: when O_TRUNC is used, the open permission mask must include MAY_WRITE so the local check aligns with server behavior. Current nfs_open_permission_mask() derives the mask from O_ACCMODE, which can let an open(O_RDONLY|O_TRUNC) pass local checks while the server ...

CVE-2025-71271

CVE-2025-71271 affects the Linux kernel hfsplus filesystem driver. A bug introduced during the move to the new mount API could leak filesystem-specific data (sb->s_fs_info) if setup_bdev_super() fails after a new superblock is allocated but before hfsplus_fill_super() takes ownership. The leak...

CVE-2025-71288

The CVE-2025-71288 entry concerns the Linux kernel mtk-smi memory driver. The root cause is failure to release device references during common probe failures and on driver unbind, leading to potential resource exhaustion. This could enable a local attacker to cause a Denial of Service on affected...

CVE-2026-23252

The CVE-2026-23252 issue affects the Linux kernel XFS code. The root cause is the xchk_xfile_*_descr macros calling kasprintf, which could fail to allocate memory when formatting strings larger than the non‑no-fail limit. The patch removes this path by passing static strings instead, eliminating ...

CVE-2026-23280

CVE-2026-23280 affects the Linux kernel’s accel/amdxdna component. The issue is a size calculation overflow for the ubuf, which can lead to an undersized allocation and potential memory corruption. The root cause is improper handling of arithmetic when computing the ubuf size. The publicly docume...

CVE-2026-23294

The CVE describes a race in the Linux kernel’s PREEMPT_RT path for the per-CPU xdp_dev_bulk_queue (bq). The vulnerability arises because bq_enqueue() and __dev_flush() were believed to run atomically on the same CPU, but PREEMPT_RT can preempt, leading to concurrent access to bq->count and bq-...

CVE-2026-23314

The CVE-2026-23314 entry describes a Linux kernel issue in the regulator/bq257xx subsystem: in bq257xx_reg_dt_parse_gpio(), if it fails to obtain a subchild, it may return without calling of_node_put(child), leaking a device node reference. The vulnerability is reported as resolved in the Linux k...

CVE-2026-23350

CVE-2026-23350 is a Linux kernel vulnerability in the drm/xe/queue path. The issue arises when an exec queue creation fails and is not properly finalized, leaving a damaged queue in exec_queue_lookup which can cause an invalid memory reference. The fix adds a finalization call (fini) for each que...

CVE-2026-23356

The CVE-2026-23356 issue affects the Linux kernel DRBD subsystem. A logic bug in drbd_al_begin_io_nonblock() could mis-handle a reference-counted extent when lc_get_cumulative() and lc_try_lock() timing collided, risking a crash or incorrect assumption that an activity log extent is active during...

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-2026-31538

CVE-2026-31538 (Linux kernel SMB server) : A race condition in the SMB server’s recv credits logic (smbdirect_socket.recv_io.credits.available) can cause credits to be granted that may already have been consumed by the peer due to mismatched counting of posted recv_io versus granted credits. The ...

CVE-2026-31550

CVE-2026-31550 is a Linux kernel issue in the bcm2835-power component. The bcm2835_asb_control() polling loop could fail to properly disable the V3D master ASB on BCM2711 under heavy workloads, leaving the V3D in a broken state and potentially causing bus faults or system hangs. The mitigation in...

CVE-2026-31556

CVE-2026-31556 concerns the Linux kernel XFS quota scrub path. Multiple connected sources document the issue: in xfs, during quota scrubbing, xchk_quota_item could return early after xchk_fblock_process_error without dropping the dquot lock dq->q_qlock, risking lock leaks or deadlocks in later...

CVE-2026-31584

CVE-2026-31584 - Linux kernel (MediaTek vcodec) use-after-free in encoder release path : The fops_vcodec_release() frees the context (ctx) without cancelling or synchronizing pending/running encode work, allowing the mtk_venc_worker to dereference freed ctx. Root cause: v4l2_m2m_ctx_release() wai...

CVE-2026-31653

Summary : CVE-2026-31653 impacts the Linux kernel DAMON subsystem (DAMON_SYSFS). When a monitored process terminates before damon_call() runs, a dynamically allocated repeat_call_control is not deallocated, causing a memory leak. The connected sources document the root cause and confirm the fix: ...

CVE-2026-31654

CVE-2026-31654 affects the Linux kernel mm/vma path for mmap-backed shared mappings (notably /dev/zero). The root cause was a memory leak: when __mmap_new_vma() fails after shmem_zero_setup_desc() allocates a replacement shmem file, that new file isn’t released in the error path, leaving an unref...

CVE-2026-31736

CVE-2026-31736 affects the Linux kernel MTK PPE Ethernet driver. When the gmac0 interface is disabled, a precheck for a valid ingress device can dereference a NULL pointer (eth->netdev[0] is NULL) and crash the system. The underlying issue is that the code was only checking the first net_devic...

CVE-2026-31740

CVE-2026-31740 : In the Linux kernel, a race condition can occur in the rz-mtu3-cnt counter driver where the shared rz_mtu3_channel.dev pointer is overwritten by the counter and PWM sub-drivers when assigning device pointers for channels 1 and 2. This can lead the counter sub-driver to perform ru...

CVE-2026-31742

The CVE-2026-31742 issue affects the Linux kernel’s virtual terminal (vt) handling of alternate screen mode. When entering alt screen, vc_uni_lines is saved to vc_saved_uni_lines and vc_uni_lines is set to NULL. A subsequent console resize can skip reallocating the unicode buffer because vc_uni_l...

CVE-2026-31757

CVE-2026-31757 affects the Linux kernel USB subsystem (usbio). The issue is a memory leak where, if usb_submit_urb() fails during device probing (usbio_probe()), the previously allocated URB is not freed. The fix directs control flow to an error path (err_free_urb) to properly release the URB and...

CVE-2026-31761

CVE-2026-31761 concerns the Linux kernel IIO gyro driver for mpu3050. The issue is a race condition caused by calling iio_device_register() in an incorrect location during probe. The fix places iio_device_register() at the end of the probe function and aligns iio_device_unregister() accordingly. ...

CVE-2026-31774

The CVE-2026-31774 issue affects the Linux kernel io_uring/net path. A 32-bit length value (sqe->len) is stored into sr->len (int), allowing values above INT_MAX (e.g., 0xFFFFFFFF) to overflow and propagate through the bundle recv/send path. This can cause a slab-out-of-bounds read in io_bu...

CVE-2026-43165

CVE-2026-43165 corresponds to a Linux kernel hwmon issue in the nct7363 driver where of_parse_phandle_with_args() references were not released with of_node_put(), causing a resource leak in nct7363_present_pwm_fanin. The connected OSV entries indicate patches in rootio-linux for various Ubuntu/De...

CVE-2026-43192

The provided sources describe CVE-2026-43192 as a Linux kernel issue in the device-mapper multipath (dm mpath) subsystem. A missing cleanup (dm_put_device) when failing to retrieve the SCSI handler name during path parsing (scsi_dh_attached_handler_name) could leak references to the path device. ...

CVE-2026-53031

The CVE-2026-53031 issue affects the Linux kernel BPF unit: arena_alloc_pages() accepts a plain int node_id and forwards it through the allocation chain without bounds checks. A fix validates node_id before passing it down, mitigating potential memory corruption that could lead to DoS or instabil...

CVE-2026-53099

CVE-2026-53099 concerns the Linux kernel BPF/CFI config handling. The issue stems from a rename: CONFIG_CFI_CLANG was renamed to CONFIG_CFI, but some builds may still use the old name, causing CFI to be compiled out. As a result, CFI failures for btF_dtor_kfunc_t could be missed, potentially allo...

CVE-2026-64107

The CVE-2026-64107 issue affects the Linux kernel ASoC pcm512x codec driver. The root cause is that pcm512x_overclock_xxx_put() was defined as a general mixer kcontrol, which allowed access to a snd_soc_dapm_context via the wrong path, risking a NULL pointer dereference. The remediation described...

CVE-2026-64182

The CVE-2026-64182 vulnerability concerns the Linux kernel memory subsystem: memblk_nr_poison_inc() and memblk_nr_poison_sub() look up a memory block via find_memory_block_by_id(), which returns a reference to the memory block device. Both helpers use the returned memory block without dropping th...

CVE-2026-64233

The CVE-2026-64233 issue affects the Linux kernel USB Video Class (UVC) gadget driver. A race during function binding can occur when a privileged user holds a configfs subtree open and concurrently removes an extensions subdirectory, because uvc_function_bind() walks opts->extension_units with...

CVE-2025-71270

CVE-2025-71270 concerns LoongArch Linux kernel: the fix enables exception handling for BPF memory accesses in JIT-compiled code. Specifically, do_ade() now handles EX_TYPE_BPF memory access exceptions during BPF_PROBE_MEM* operations by invoking the common fixup routine, stabilizing recoverable m...

CVE-2025-71296

CVE-2025-71296 relates to the Linux kernel DRM SHMEM path. The issue arises when the reservation lock around the purge operation in drm_gem_shmem_purge_locked() is not properly held, potentially triggering kernel warnings. The fix/published guidance exports a new helper, drm_gem_shmem_purge(), sp...

CVE-2026-23311

CVE-2026-23311 is a Linux kernel issue in perf/core: Fix of an invalid wait context in ctx_sched_in(). Lockdep reports a bug where a pinned event wakeup could grab a wait-queue lock under perf-context lock; the fix switches to using irq_work and avoids grabbing the lock in the problematic context...

CVE-2026-23324

CVE-2026-23324 : In the Linux kernel, the issue affects the can: usb: etas_es58x driver where an urb anchored with the anchor pattern must be anchored before submitting it in the read bulk callback. If not anchored, the urb could be leaked when usb_kill_anchored_urbs() runs. The fixes apply to th...

CVE-2026-23355

The CVE-2026-23355 issue affects the Linux kernel libata subsystem. It describes a defect where queued work for a deferred command (deferred_qc) is not canceled when cleared, allowing a WARN_ON() condition to fire later if ap->ops->qc_defer() returns non-zero. The root cause is that, althou...

CVE-2026-23453

CVE-2026-23453 affects the Linux kernel net:ti icssg-prueth XDP_DROP in non-zero-copy mode, causing a memory leak where pages aren’t returned to the page pool, potentially leading to OOM. The documented fix updates the caller path: when emac_run_xdp() returns ICSSG_XDP_CONSUMED for XDP_DROP, emac...

CVE-2026-31544

The CVE-2026-31544 issue affects the Linux kernel firmware component arm_scmi, where the helper __scmi_event_handler_get_ops could yield a NULL instead of an ERR_PTR when an event handler is missing or not created. This caused a NULL dereference in the notify error path, potentially leading to a ...

CVE-2026-31564

CVE-2026-31564 (LoongArch KVM) : The Linux kernel fix addresses a faulty address calculation in the LoongArch KVM implementation, specifically in kvm_eiointc_regs_access(). The code previously derived the register base address by adding an offset to an array base address treated as a u64, which c...

CVE-2026-31733

CVE-2026-31733 concerns the Linux kernel’s sched_ext component, where the direct dispatch state (ddsp_dsq_id) could remain set across paths, causing a spurious warning in mark_direct_dispatch(). The root cause is that ddsp_dsq_id was only cleared in dispatch_enqueue(), and not consistently cleare...

CVE-2026-31769

The CVE-2026-31769 issue in the Linux kernel gpib module is resolved by adding a kernel-only descriptor_busy reference count in struct gpib_descriptor to prevent use-after-free of gpib_descriptor objects during concurrent IO ioctl handling (IBRD, IBWRT, IBCMD, IBWAIT). Each IO path increments des...

CVE-2026-64093

The CVE concerns batman-adv (Linux kernel) where tp_meter cleanup caused a potential re-arm of a timer due to two-step deletion. batadv_tp_sender_cleanup() called timer_delete_sync() followed by timer_delete(); the fix replaces both calls with a single timer_shutdown_sync() that waits for any run...

CVE-2026-64100

The CVE-2026-64100 issue centers on a deadlock in the Linux kernel DRM MSM path. Under PROVE_LOCKING on Snapdragon X1 with VM reclaim pressure, a circular locking dependency can occur between: (1) reservation_ww_class_acquire, (2) reservation_ww_class_mutex, and (3) fs_reclaim, leading kswapd to ...

CVE-2026-64295

CVE-2026-64295 affects the Linux kernel mm/page_ext API used during memory hotplug. The vulnerability arises because page_ext_iter_next may advance the iterator beyond the current valid memory region without verifying that the PFN still belongs to a valid section, which can trigger a NULL pointer...

CVE-2025-71124

CVE-2025-71124 —Linux kernel DRM MSM A6XX path fix: moved preempt_prepare_postamble() to after validating preempt_postamble_ptr to prevent NULL pointer dereference when postamble allocation fails. Impact described as crash risk; patch available in Patchwork 687659; no exploitation details provide...

CVE-2026-23305

The CVE-2026-23305 entry concerns a Linux kernel issue in accel/rocket where unwinding in rocket_probe’s error path was incorrect. If rocket_core_init() fails (e.g., due to EPROBE_DEFER), the kernel must unwind by decrementing the incremented counter and, if it’s the first core failed to probe, c...

CVE-2026-31535

Summary: CVE-2026-31535 affects the Linux kernel SMB client receive credit management. A race in handling smbdirect_socket.recv_io.credits.available can cause over- or under-counted credits, potentially destabilizing the SMB receive path. The root cause is a window where a peer might have consume...

CVE-2026-64112

The CVE-2026-64112 issue affects the Linux kernel’s RBD path (rbd_lock_add_request/rbd_img_exclusive_lock) where lock_dwork can be (re)queued more than needed, enabling a TOCTOU race during image unmapping. The problem arises when a new I/O request arrives during rbd_acquire_lock(), or in maybe_k...

CVE-2026-64220

CVE-2026-64220 — Linux kernel : The issue arises when a firmware node is allocated (stack or heap) with a non-zeroing allocator and initialized via fwnode_init(), leaving fwnode->secondary with uninitialized memory. This can lead to dereferencing a non-NULL, non-ERR pointer (e.g., in dev_to_sw...

CVE-2026-64291

CVE-2026-64291 affects the Linux kernel iommufd subsystem. The vulnerability stems from iommufd_veventq_alloc() accepting any non-zero veventq_depth from userspace, with an upper bound of U32_MAX, enabling a local attacker to allocate excessively large event queues and exhaust kernel memory. The ...