CVE-2025-39921

The CVE affects the Linux kernel driver spi-microchip-core-qspi. During probe, op->max_freq is not valid (zero) in the supports_op callback, causing baud_rate_val to be INT_MAX and risking probe failure of the attached memory device. The root cause is that the per-op frequency switch logic add...

CVE-2026-23322

The CVE-2026-23322 entry concerns the Linux kernel IPMI sender path. The root cause is a use-after-free and list corruption in the SMI sender error handling: when sender() fails, smi_work() delivers an error response but restarts without clearing curr_msg, leaving newmsg pointing to the same mess...

CVE-2026-23338

The CVE-2026-23338 issue affects the Linux kernel component drm/amdgpu/userq. Userspace can trigger kernel warnings by providing an incorrect or growing number of fences across a userq wait ioctl, causing a backtrace to be emitted. The fix removes WARN_ONs so that, when the kernel detects nothing...

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-2026-23357

CVE-2026-23357 affects the Linux kernel can/mcp251x driver. The deadlock occurred when free_irq() was called in the error path of mcp251x_open while mpc_lock was still held, potentially waiting for an IRQ handler. The fix moves free_irq() to after releasing the lock, and sets priv->force_quit ...

CVE-2026-23369

CVE-2026-23369 (i2c i801) Summary: The vulnerability affects the Linux kernel i2c/i801 driver. Under rare boot-time race conditions, multiple udev threads may access i801_acpi_io_handler concurrently, leading to a scenario where an area is deregistered and a subsequent access uses an unregistered...

CVE-2026-31463

Summary : CVE-2026-31463 concerns the Linux kernel iomap subsystem. A mismatch between inode block size (i_blkbits) and the IO granularity can cause invalid folio access during reads. The root cause was that, when IO is submitted for less than a full folio in the !ifs path, the code would fail to...

CVE-2026-31514

The CVE-2026-31514 issue affects the Linux kernel erofs filesystem: I/O requests for file-backed mounts can be interrupted (SIGKILL) and cause unused folios to be incorrectly marked uptodate, potentially leading to data integrity problems or stale data exposure. Mitigation/patches address this by...

CVE-2026-31520

The CVE-2026-31520 entry concerns the Linux kernel HID Apple driver. The issue is a memory leak in apple_report_fixup(), where a newly kmemdup()-allocated buffer was returned but not freed by the callee, resulting in unreclaimed memory. The caller does not take ownership of the returned pointer, ...

CVE-2026-31547

CVE-2026-31547 affects the Linux kernel DRM/xe driver. The flaw is a missing outer runtime PM reference in ccs_mode_store, where ccs_mode_store() calls xe_gt_reset() which invokes xe_pm_runtime_get_noresume() that requires an outer runtime PM reference. The result is a runtime PM protection warni...

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-2026-31724

In CVE-2026-31724, the Linux kernel USB gadget EEM function had a lifecycle issue: a net_device was created and registered under the gadget’s sysfs parent, but on unbind the parent could be destroyed, leaving dangling symlinks (for example, /sys/class/net/usb0). The remediation described in conne...

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-2026-31746

CVE-2026-31746 concerns the Linux kernel’s s390/zcrypt component. When Common Cryptographic Architecture (CCA) cards are used as accelerators for clear key RSA requests (ME and CRT), a memory leak occurs due to an unreleased memory allocation in the AP message handling. The issue stems from a rew...

CVE-2026-31760

The CVE-2026-31760 issue affects the Linux kernel GPIB gpib: lpvo_usb driver, where the driver incorrectly retains references to USB devices during GPIB attach, causing a memory leak on disconnect. The root cause is not releasing those references after attaching, leading to resource retention. Th...

CVE-2026-43032

CVE-2026-43032 affects the Linux kernel NFC pn533/pn532 UART receive path. The root cause is that pn532_receive_buf() appends incoming bytes to dev->recv_skb and only clears the partial frame when a complete PN532 frame header is recognized, allowing a continuous invalid stream to grow the skb...

CVE-2026-43041

CVE-2026-43041 concerns the Linux kernel: the irq/qrtr path (qrtr_tx_flow) used a radix_tree that could leak memory when intermediate nodes were linked but a subsequent allocation failed. The root cause was orphaned internal radix_tree nodes left behind because radix_tree_for_each_slot() only vis...

CVE-2026-43046

CVE-2026-43046 affects the Linux kernel, specifically btrfs relocation logic where a non-zero drop_progress with drop_level == 0 can be observed in a read-back root_item. The root_item invariant is now validated in the tree-checker when reading from disk: if drop_progress.objectid is non-zero, dr...

CVE-2026-43106

CVE-2026-43106 concerns the Linux kernel, specifically the cachefiles module. The issue is a faulty dentry reference accounting in cachefiles_cull() that could cause a lost reference, due to one code path not taking the extra reference required by cachefiles_bury_object(). The patch adjusts sever...

CVE-2026-43162

In the Linux kernel, the media: tegra-video path has a memory leak in __tegra_channel_try_format() caused by failing to free the allocated __v4l2_subdev_state (sd_state) in two error paths after v4l2_subdev_call() failures. The fix introduces a cleanup label and goto-based error handling to ensur...

CVE-2026-43175

The CVE-2026-43175 issue affects the Linux kernel’s clk: rs9 component, where the 9FGV0841 driver registers 8 clk_hw instances but the code did not guarantee 8 slots, risking an out-of-bounds write to rs9_driver_data.clk_dif[4..7] and corruption of adjacent data. All connected sources consistentl...

CVE-2026-64052

CVE-2026-64052 is a null pointer dereference in the Linux kernel's block layer , specifically in bio_integrity_map_user(). The root cause is that pin_user_pages_fast() can partially succeed (pinning fewer pages than requested), but bio_integrity_map_user() does not handle this case, causing bvec_...

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-2022-50530

Mode C: CVE-2022-50530 affects the Linux kernel blk-mq path. The vulnerability is a NULL pointer dereference in blk_mq_clear_rq_mapping(), triggered when set->tags[hctx_idx] is NULL during an allocation path that merged two steps into one. Root cause, per the report, is that tags may not be in...

CVE-2023-53482

The CVE-2023-53482 is a Linux kernel vulnerability in iommu_group_alloc() where an error unwind path may leak iommu_group if iommu_group_grate_file() fails. The fix destroys the leaked iommu_group on those error paths. Affected component: kernel iommu/group allocation logic. Root cause: missing c...

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-2025-71298

In CVE-2025-71298, the Linux kernel fix targets drm_gem_shmem_madvise_locking: the GEM object reservation lock is now held around the madvise path to correct locking in shmem tests. The update exposes a dedicated helper drm_gem_shmem_madvise() for Kunit tests (not intended as a driver interface)....

CVE-2026-23265

Summary: CVE-2026-23265 relates to the Linux kernel F2FS filesystem. The issue arises from a faulty sanity check on the node footer during read/end_io paths, leading to an inconsistency between the node page index (nid) and footer.nid. If a node page footer is corrupted (e.g., in a fuzzed image) ...

CVE-2026-31465

CVE-2026-31465 in the Linux kernel concerns the writeback path for filesystems without data integrity guarantees (e.g., fuse). The fix adds a SB_I_NO_DATA_INTEGRITY superblock flag; when set, sync kicks off writeback of dirty inodes but does not wait for flusher threads to finish. The change move...

CVE-2026-31541

CVE-2026-31541: In the Linux kernel tracing subsystem, when copy_trace_marker is enabled, deleting a tracing instance could bypass synchronization and leave a Use-After-Free (UAF) due to incorrect ordering of flag clearing and marker list updates. The fix moves clearing of all flags below the upd...

CVE-2026-31553

CVE-2026-31553 affects the Linux kernel KVM on arm64. The issue stems from computing descriptor addresses in __kvm_at_swap_desc() using (u64 __user )hva + offset, which miscomputes when offset ≠ 0, effectively performing offset 8. The correction is to use hva + offset to obtain the correct S1/S2 ...

CVE-2026-31720

CVE-2026-31720 : In the Linux kernel, the USB gadget path f_uac1_legacy incorrectly handles control request length. Specifically, f_audio_complete() copies req->length bytes into a 4-byte stack variable (data) via memcpy, with req->length derived from host-controlled USB requests. This can ...

CVE-2026-31730

CVE-2026-31730 affects the Linux kernel fastrpc component, where a double-free of cctx->remote_heap could occur if INIT_CREATE_STATIC ioctl hits an error path and the rpmsg device is removed. The root cause is that fastrpc_init_create_static_process() frees cctx->remote_heap on the err_map ...

CVE-2026-31741

CVE-2026-31741 affects the Linux kernel rz-mtu3-cnt counter module. Repeated writes to the sysfs enable file can underflow/overflow the Runtime PM usage count, causing clocked-off hardware register accesses and potential instability/DoS. The issue is resolved in upstream kernel (v6.6.137) and dis...

CVE-2026-31753

CVE-2026-31753 affects the Linux kernel’s auxdisplay/line-display path. A NULL dereference in linedisp_release can occur if the enclosing linedisp object has already been detached when the release callback runs, causing a crash while freeing display resources. The fix retrieves the enclosing obje...

CVE-2026-31770

The CVE-2026-31770 issue affects the Linux kernel hwmon/occ path. In occ_show_power_1(), the accumulator could be divided by update_tag without checking for zero when no samples have been collected, leading to a division-by-zero crash. A fix reuses occ_get_powr_avg() (which handles the zero-sampl...

CVE-2026-43045

CVE-2026-43045 concerns the Linux kernel mshv module, where the vulnerability stems from incorrect error handling in mshv_region_pin. The issue allows memory corruption due to pin_user_pages_fast() sometimes returning a short pin count (less than requested but >0) and being treated as success,...

CVE-2026-43090

CVE-2026-43090 concerns a Linux kernel memory-leak in the XFRM subsystem. The root cause is a double call to xfrm_pol_hold_rcu() inside xfrm_migrate_policy_find(), even though the lookup function already returns a policy with a held reference. This leads to a refcount imbalance and memory leak of...

CVE-2026-43159

CVE-2026-43159 affects the Linux kernel's rtl8723bs Wi‑Fi driver, where a null pointer pwlan can be dereferenced in rtw_free_network_nolock(), potentially causing a crash. Multiple OSV entries indicate patches have been applied in rootio-linux for Ubuntu (Root:Ubuntu:22.04 and 24.04) and in Debia...

CVE-2026-43166

CVE-2026-43166 concerns the Linux kernel’s erofs filesystem. A flaw in interlaced plain extent identification occurs when the start position and on-disk physical length are not both aligned to the block size, causing plain data to be misclassified as interlaced instead of shifted. This can lead t...

CVE-2026-43235

Summary: CVE-2026-43235 affects the Linux kernel iris media driver for SM8750. The vulnerability arises from two missing platform-data entries in the iris driver, which prevents proper internal buffer allocation and incomplete capability checks. What’s affected: Linux kernel/iris media driver (SM...

CVE-2026-43307

The CVE concerns the Linux kernel iio: accel: adxl380 driver. The interrupt handler can miscalculate FIFO entries because the sensor fills FIFO one sample at a time while batches are read, causing the FIFO status to report a non-multiple of N. This can cause the driver to read more entries than p...

CVE-2026-43442

The CVE-2026-43442 issue affects the Linux kernel io_uring subsystem: when IORING_SETUP_SQE_MIXED is used without IORING_SETUP_NO_SQARRAY, a flawed 128-byte SQE bounds check validates the logical SQ head instead of the physical SQE index. This can let an unprivileged local user remap a logical po...

CVE-2026-43470

CVE-2026-43470 affects the Linux kernel NFS implementation. When an alias found via nfs3_do_create/nfs_add_or_obtain /d_splice_alias corresponds to a directory, the code could forget the alias while keeping the original negative dentry, causing an oops in nfs_atomic_open_v23/finish_open. The issu...

CVE-2026-64228

The CVE-2026-64228 issue affects the Linux kernel’s ethtool PHY driver: when a PHY driver is unbound via sysfs while the phy_device remains attached, phydev->drv can become NULL, causing ETHTOOL_MSG_PHY_GET to dereference a NULL drv. The root cause is that phy_remove() clears phydev->drv bu...

CVE-2023-53546

CVE-2023-53546 affects the Linux kernel mlx5 RDMA driver (net/mlx5). The issue is a memory leak in mlx5dr_cmd_create_reformat_ctx: if mlx5_cmd_exec fails, the buffer referenced by in is not released, causing a leak. The fix releases that memory after mlx5_cmd_exec, per kernel commit notes. Public...

CVE-2026-23307

CVE-2026-23307 concerns the Linux kernel CAN/EMS USB code, where ems_usb_read_bulk_callback() failed to validate message lengths, reading beyond buffers because actual_length can exceed the expected transfer_buffer_length, risking overflow when parsing messages. The root cause is insufficient len...

CVE-2026-23329

CVE-2026-23329 affects the Linux kernel libie_fwlog_deinit in the ixgbe driver flow. The vulnerability arises when unloading the driver (even if firmware logging was never initialized), enabling a call path that can lead to a kernel oops and Denial of Service. Reproduced by unloading the ixgbe dr...

CVE-2026-23366

The CVE-2026-23366 entry concerns the Linux kernel DRM client component. A vulnerability in drm_client_modeset_probe can lead to a NULL pointer dereference when ‘modes’ fails to be allocated with kcalloc; if an error path calls modes_destroy on this NULL pointer, a crash can occur. The issue is r...

CVE-2026-23432

CVE-2026-23432 : In the Linux kernel mshv component, there is a use-after-free in the error path of mshv_map_user_memory . The problem occurs when, in the error path, the code calls vfree() directly on a region while the MMU notifier remains registered; if userspace later unmaps that memory, the ...