CVE-2026-23250

CVE-2026-23250 is a Linux kernel vulnerability in the XFS code path. The issue arises from not checking the return value of xchk_scrub_create_subord, which could yield an ENOMEM mangling the flow. The fix updates xchk_scrub_create_subord to return NULL on allocation failure and adjusts callers to...

CVE-2026-23253

CVE-2026-23253 affects the Linux kernel dvb-core/dvb_dvr_open path where reinitializing the shared dvr_buffer waitqueue via dvb_ringbuffer_init() could leave stale waitqueue entries. The fix uses direct data/size assignment and calls dvb_ringbuffer_reset() instead, avoiding waitqueue/spinlock tou...

CVE-2026-23267

The CVE-2026-23267 issue is a Linux kernel f2fs race where an IS_CHECKPOINTED flag inconsistency during atomic commits could cause an -EINVAL in f2fs_recover_inode_page. The root cause is a race between f2fs_ioc_commit_atomic_write and f2fs_write_checkpoint, with the last_folio’s nat_entry flag n...

CVE-2026-23387

The CVE-2026-23387 issue concerns the Linux kernel fix for a double-put in pinctrl/cirrus cs42l43 handling during cs42l43_pin_probe, caused by an explicit put after devm_add_action_or_reset() already performing an action on failure. Connected OSV entries (ROOT-OS-DEBIAN-13-CVE-2026-23387 and ROOT...

CVE-2026-31436

Summary of CVE-2026-31436 : The Linux kernel’s dmaengine idxd driver contains a bug in the llist_abort_desc() function where the code completes the wrong descriptor (the variable “found” rather than the traversal cursor “d”) as the function unwinds a doubly linked list. This can lead to NULL poin...

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-2026-31480

CVE-2026-31480 concerns a Linux kernel deadlock in CPU hotplug when tracing with osnoise. The vulnerability arises from a lock-ordering issue: a mutex_lock on interface_lock is taken while osnoise_sleep() and subsequent actions hold cpu hotplug state, followed by cpus_read_lock(), which can cause...

CVE-2026-31518

CVE-2026-31518 affects the Linux kernel espintcp path when using asynchronous crypto. If the TX queue for espintcp is full, esp_output_tail_tcp returns an error and the skb is not freed under earlier synchronous handling; with async crypto (esp_output_done) the skb must be dropped when esp_output...

CVE-2026-31583

The CVE-2026-31583 issue affects the Linux kernel em28xx media driver. A race in em28xx_v4l2_open() occurs because dev->v4l2 is read without holding dev->lock, racing with em28xx_v4l2_init()/em28xx_v4l2_fini() that free the structure and set dev->v4l2 to NULL under lock. This leads to us...

CVE-2026-31606

The CVE-2026-31606 issue affects the Linux kernel USB HID gadget driver. When a /dev/hidg* device is still open, unbind/bind operations can reinitialize a live cdev, which is unsafe and can crash the system. The core problem is calling cdev_init while the cdev is still in use; the fix is to alloc...

CVE-2026-31638

The CVE-2026-31638 issue affects the Linux kernel rxrpc subsystem. When a client call on a channel has already been torn down, rxrpc_input_packet_on_conn() could still process a to-client packet; rxrpc_try_get_call() could return NULL and there would be no reference to drop. The code path then un...

CVE-2026-31660

The CVE-2026-31660 entry concerns the Linux kernel NFC pn533 driver. The root cause is that pn532_receive_buf() may hand a complete frame to pn533_recv_frame() before allocating a fresh receive buffer; if alloc_skb() fails, the callback returns 0 while bytes have already been consumed, leaving re...

CVE-2026-31676

The CVE-2026-31676 issue concerns the Linux kernel’s rxrpc subsystem. A flaw allowed duplicate or late RESPONSE packets to be processed outside the intended RXRPC_CONN_SERVICE_CHALLENGING state. The fix enforces state-checking under a state_lock before performing response verification and securit...

CVE-2026-31785

Summary: CVE-2026-31785 affects the Linux kernel DRM XE pagefault path. The issue was that the page fault handler could permit write/atomic access to read-only VMAs. Root cause: xe_pagefault_service did not reject writes to read-only VMAs after the VMA lookup. Impact (as described): restoration o...

CVE-2026-43005

CVE-2026-43005 affects the Linux kernel hwmon driver for tps53679. The bug arises when i2c_smbus_read_block_data() returns 0 (zero-length read); tps53679_identify_chip() then accesses buf[ret-1] (buf[-1]), causing an out-of-bounds read. The fix changes the check from ret < 0 to ret

CVE-2026-43006

CVE-2026-43006 (Linux kernel io_uring rsr/rsrc): A zero-length fixed-buffer import in io_import_fixed() could trigger a slab-out-of-bounds read due to a boundary check that allows len == 0 to be processed. The underlying issue is in validate_fixed_range(), which permits buf_addr at the end of the...

CVE-2026-43127

CVE-2026-43127 concerns the Linux kernel ntfs3 component, where a circular locking dependency between wnd->rw_lock and ni->file.run_lock creates an AB-BA deadlock. The deadlock scenario: ntfs_extend_mft() acquires ni->file.run_lock then wnd->rw_lock; run_unpack_ex() acquires wnd->r...

CVE-2026-43222

In the Linux kernel, the media: verisilicon: AV1 driver patch fixes a buffer-size miscalculation for tile information. The tile info structure (row_sb, col_sb, start_pos, end_pos) requires AV1_MAX_TILES × 16 bytes; using the incorrect define caused writes to non-allocated memory, risking memory c...

CVE-2026-43239

The CVE-2026-43239 issue concerns the Linux kernel SMB client where two concurrent operations could race while updating network interfaces via query_interfaces(), risking an inconsistent state. The root cause is improper synchronization of iface_last_update under iface_lock. Public advisories con...

CVE-2026-43257

The CVE-2026-43257 issue affects the Linux kernel media cx88 driver. The root cause is a missing unmap in snd_cx88_hw_params() in the error path, leading to unreleased resources when cx88_alsa_dma_map() is used. The fix adds cx88_alsa_dma_unmap() in the error path to release the DMA resource and ...

CVE-2026-43288

Summary: CVE-2026-43288 relates to the Linux kernel ext4 filesystem. The root cause is a per-CPU counter accessed before it is initialized during block bitmap validation, which can cause a kernel panic and potential DoS when mounting a specially crafted ext4 filesystem with quota/project options....

CVE-2026-43289

CVE-2026-43289 relates to the Linux kernel kexec flow. The patch fixes kexec_load_purgatory() so image->start is derived from the purgatory_start symbol when present, rather than blindly locating e_entry within an SHF_EXECINSTR section. This prevents the entrypoint check from matching multiple...

CVE-2026-43300

CVE-2026-43300 affects the Linux kernel DRM panel code, specifically a NULL-pointer dereference in jdi_panel_dsi_remove(). When jdi is NULL, the function can proceed to call jdi_panel_disable(), which dereferences jdi unconditionally, causing a crash. The advisory shows the fix: return early from...

CVE-2026-43305

CVE-2026-43305 details a Linux kernel DRM AMD display issue where the DMUB HW lock unlock path in the HWSS fast path could hang due to a mismatch between evaluating the need for the lock and unlocking. The fix introduces a flag to track whether the lock should be used and applies that flag to gov...

CVE-2026-43345

Summary: The CVE concerns the Linux kernel IPA driver. For IPA v5.0+, the event ring index field moved from CH_C_CNTXT_0 to CH_C_CNTXT_1. The register definition intended to define this field in CH_C_CNTXT_1 but used the old identifier ERINDEX instead of CH_ERINDEX, causing an incorrect event rin...

CVE-2026-43352

This CVE concerns the Linux kernel i3c mipi-i3c-hci driver DMA ring abort handling. The root cause is flawed abort logic that could disrupt the controller state: the code could issue an abort even when the ring is stopped, the abort completion is not re-initialized, aborts could clear RING_CTRL_E...

CVE-2026-43370

The CVE-2026-43370 issue affects the Linux kernel DRM/AMDGPU subsystem, specifically a use-after-free race in VM acquisition. Root cause: a non-atomic vm->process_info assignment could race when parent and child processes sharing a drm_file both attempt to acquire the same VM after fork(). The...

CVE-2026-43372

CVE-2026-43372 resolves a leak in the Linux kernel Microchip DSA driver during PTP IRQ setup. If request_threaded_irq() fails, the error path previously only freed mappings that had succeeded; now the kernel disposes the newly created IRQ mapping to prevent resource exhaustion. Affected component...

CVE-2026-43373

The CVE-2026-43373 entry describes a Linux kernel vulnerability in the net: ncsi subsystem. Early return paths in NCSI RX and AEN handlers fail to release received skbuffers (skb) when processing invalid AEN packets or failing to resolve NCSI devices/handlers, leading to a memory leak. The impact...

CVE-2026-43385

The CVE-2026-43385 entries describe a race condition in the Linux kernel’s rcu_tasks grace-period handling inside napi_threaded_poll_loop when threaded busypoll is enabled. The issue can cause a stall/hang (DoS-like impact) as rcu_softirq_qs_periodic last_qs could be reset incorrectly, preventing...

CVE-2026-43386

The CVE-2026-43386 issue affects the Linux kernel rtl8723bs component, specifically in the rtw_restruct_wmm_ie path, where an insufficiently guarded access can cause an out-of-bounds read. The root cause is that the code accesses in_ie[i + 5] before ensuring i + 5 is within in_len, potentially le...

CVE-2026-43405

CVE-2026-43405 affects the Linux kernel libceph component, specifically ceph_monmap_decode(). The root cause is signedness mishandling: blob_len and num_mon are int, used to hold non-negative values that should be unsigned, leading to potential large allocations when an incoming num_mon is very l...

CVE-2026-43449

CVE-2026-43449 concerns the Linux kernel NVMe PCI driver. The issue is a slab-out-of-bounds write in nvme_dbbuf_set caused by an incorrect loop bound when indexing dev->online_queues; index 0 (admin queue) is excluded, but the loop could overrun. The vulnerability is evidenced by KASAN reports...

CVE-2026-43462

CVE-2026-43462 affects the Linux kernel spacemit network driver. An error in the function emac_tx_mem_map() could leak DMA mappings on a mapping failure. This resource mismanagement may lead to a denial of service, impacting system availability. The published fix frees the leaked DMA mappings usi...

CVE-2026-43466

Summary (CVE-2026-43466) : The Linux kernel mlx5e driver had a desync bug in the software DMA FIFO during TX error recovery. Specifically, during recovery, dma_fifo_cc was reset to 0 while dma_fifo_pc was not, causing producer/consumer to operate on misaligned indices. After recovery, new entries...

CVE-2026-43487

The CVE-2026-43487 entry concerns the Linux kernel (ata: libata-core) and the ST1000DM010-2EP102 drive. A user report indicated that Link Power Management (LPM) on this drive caused random system freezes. The fix implemented in the kernel disables LPM for this device, addressing the issue. The af...

CVE-2026-45857

The CVE-2026-45857 issue affects the Linux kernel, specifically the SCSI subsystem in the csiostor path. The root cause is a NULL pointer dereference of rn in the error exit path, caused by the use of CSIO_INC_STATS after rn may be NULL. A fix was introduced that adds a dedicated error-return pat...

CVE-2026-45870

CVE-2026-45870 affects the Linux kernel’s SUNRPC auth_gss path. The issue is memory leaks in XDR decoding error paths caused by gssx_dec_ctx(), gssx_dec_status(), and gssx_dec_name() allocating buffers via gssx_dec_buffer()/kmemdup() and returning on error without freeing previously allocated mem...

CVE-2026-45908

The CVE-2026-45908 issue affects the Linux kernel’s accel/amdxdna component, specifically amdxdna_ubuf_map. The function allocates memory for sg and internal sg table structures but does not free them if subsequent operations (sg_alloc_table_from_pages or dma_map_sgtable) fail, resulting in a mem...

CVE-2026-45937

The CVE-2026-45937 entry concerns the Linux kernel crypto driver inside-secure/eip93. During driver detach, a programming error unregisters the same hash algorithm multiple times due to a faulty iterator, leading to a kernel panic. The vulnerability affects the kernel code path handling driver de...

CVE-2026-45956

The CVE-2026-45956 entry concerns the Linux kernel DRM Exynos driver (vidi) where vidi_connection_ioctl() incorrectly reads driver_data from drm_dev->dev, which points to the exynos-drm master device rather than the vidi component device. This mismatch can trigger null pointer dereferences, ga...

CVE-2026-45974

Summary: CVE-2026-45974 affects the Linux kernel btrfs quota handling. A logic error in btrfs_quota_enable() can cause invalid leaf access if the search key is not found, potentially allowing instability or DoS. The root cause is improper handling when btrfs_search_slot_for_read() returns 1 (no k...

CVE-2026-45978

The CVE-2026-45978 issue affects the Linux kernel (staging: greybus: lights). The underlying problem is in gb_lights_light_config(): it stores channel_count before allocating the channels array; if kcalloc() fails, the cleanup path may dereference a NULL light->channels. The fix is to allocate...

CVE-2026-46199

CVE-2026-46199 affects the Linux kernel drm/amdgpu/vcn4 component. The root cause is missing bounds checking when parsing decoder messages, allowing out-of-bounds reads. The issue is resolved by adding checks against the end of the BO whenever the message is accessed. Impact is information disclo...

CVE-2026-46267

CVE-2026-46267 affects the Linux kernel NFC HCI SHDLC subsystem. The root cause is that timers and state-machine work can remain active during llc_shdlc_deinit(), which purges SHDLC skb queues and frees the llc_shdlc structure while callbacks may still access SHDLC state and queues. If teardown r...

CVE-2026-53034

CVE-2026-53034 is a Linux kernel issue in af_unix sockmap handling where a race between unix_stream_connect() state update and unix_peer assignment can lead to a NULL pointer dereference in unix_stream_bpf_update_proto(). The root cause is a timing window when sk_state is set to TCP_ESTABLISHED b...

CVE-2026-53047

CVE-2026-53047 concerns the Linux kernel EFI capsule-loader heap allocation due to incorrect sizeof in phys array reallocation, potentially enabling a heap overflow on 32-bit PAEs. Public records in OSV show multiple vendor-specific patches and mitigations (e.g., Root Linux packages for Ubuntu 22...

CVE-2026-53077

The vulnerability CVE-2026-53077 affects the Linux kernel RDS/IB code: it restricted usage to the initial network namespace, with the non-initial namespaces not supported and the existing code likely malfunctioning. Multiple advisories note the issue has been resolved/patched (e.g., Debian/Ubuntu...

CVE-2026-53103

CVE-2026-53103 affects the Linux kernel Wi-Fi subsystem, specifically the mt7925_roc_abort_sync path. The issue is a potential deadlock: roc_abort_sync() may call cancel_work_sync() while roc_work() is still running and holding dev->mt76.mutex, and if the caller already owns that mutex, both s...

CVE-2026-53113

The CVE-2026-53113 entry concerns the Linux kernel Wi‑Fi driver ath11k. The issue is a memory leak in beacon template setup: ath11k_mac_setup_bcn_tmpl_ema() and ath11k_mac_setup_bcn_tmpl_mbssid() allocate memory for beacon templates but do not free it on error, risking resource exhaustion. The do...