CVE-2025-39877

The CVE-2025-39877 issue is a Linux kernel use-after-free in mm/damon/sysfs: state_show() reads kdamond->damon_ctx without holding damon_sysfs_lock, allowing a UAF when damon_ctx is freed under damon_sysfs_lock. A fix mirrors pid_show() by taking damon_sysfs_lock before dereferencing the conte...

CVE-2025-39886

CVE-2025-39886 in the Linux kernel relates to a locking issue triggered when bpf_map_kmalloc_node() is called from __bpf_async_init(), potentially affecting memcg accounting and causing MEMCG_MAX events. The documented fix changes the bpf_timer_init() path to use allow_spinning=false and, per ups...

CVE-2025-39914

CVE-2025-39914 affects the Linux kernel tracing subsystem. The issue occurs when a fault injection triggers a failure during chunk allocation in trace_pid_list_alloc, causing trace_pid_list_set to fail and potentially trigger a double registration of the same tracepoint (tracepoint_add_func). The...

CVE-2025-71154

CVE-2025-71154 concerns Linux kernel code for the rtl8150 USB driver. When usb_submit_urb() fails in async_set_registers(), the allocated async_req and URB are not freed, causing a memory leak. The completion callback async_set_reg_cb() frees these allocations only after a successful URB submissi...

CVE-2025-71229

CVE-2025-71229 is a Linux kernel vulnerability affecting the rtw88 Wi‑Fi driver (rtw_core_enable_beacon). The issue arises when the function reads 4 bytes from a non-4-byte-aligned address, which can trigger an alignment fault and crash the kernel on some systems. The fixed patch changes the acce...

CVE-2026-23013

CVE-2026-23013 pertains to the Linux kernel: in the octeon_ep_vf IRQ handling, the rollback path frees IRQs with a mismatched dev_id, using the literal 'oct' instead of the original ioq_vector. This can leave irqaction registrations alive, causing a use-after-free or crash when the interrupt fire...

CVE-2026-23019

CVE-2026-23019 describes a NULL dereference in the Linux kernel’s net: marvell: prestera code. The root cause is that prestera_devlink_alloc() calls devlink_priv() on the pointer returned by devlink_alloc() without verifying that the pointer is non-NULL; if allocation fails, this leads to a NULL ...

CVE-2026-23024

CVE-2026-23024 affects the Linux kernel: the idpf flow steering list could leak memory on module removal when entries remain. The fix iterates remaining entries during module unload and frees associated memory, guarded by a new flow_steer_list_lock to protect concurrent access. This is a memory-l...

CVE-2026-23116

CVE-2026-23116 : On i.MX8MQ, the VPUMIX domain’s 8mq VPU block controller had no separate reset and clock enable bits, causing a potential system hang when G1/G2 reset could not be performed independently. The Linux kernel fix removes the separate rst_mask and clk_mask for imx8mq_vpu_blk_ctl_doma...

CVE-2026-23188

CVE-2026-23188 affects the Linux kernel’s net/usb rtl8152 driver. The issue arises on resume: rtl8152_resume triggers a device reset while holding tp->control mutex, and reset path re-enters rtl8152 and tries to acquire the same lock, creating a recursive mutex_deadlock. The result is a DPM ti...

CVE-2026-23193

CVE-2026-23193 affects the Linux kernel SCSI/ISCsi path (scsi: target: iscsi). The issue is a use-after-free in iscsit_dec_session_usage_count() where complete() is called while sess->session_usage_lock is held, risking use-after-free of iscsit_session during wakeup/deallocation. The fix relea...

CVE-2026-23221

CVE-2026-23221 – Linux kernel (bus/fsl-mc driver) : The vulnerability arises from reading the driver_override string in driver_override_show() without holding the device_lock while driver_override_store() uses driver_set_override() to modify/free the string while the lock is held. This can cause ...

CVE-2026-23222

CVE-2026-23222 has been resolved in the Linux kernel. The bug was due to omap_crypto_copy_sg_lists() allocating an array of scatterlist pointers instead of scatterlist objects, causing a 4x under-allocation. The fix uses sizeof(*new_sg) to allocate the correct object size, ensuring proper scatter...

CVE-2026-23230

CVE-2026-23230 is a Linux kernel local race in the SMB/CIFS client code where cached_fid bitfields (is_open, has_lease, on_list) were updated via concurrent paths, causing read–modify–write races. The root cause is that these three flags shared a single byte, so an update to one could overwrite o...

CVE-2026-23254

CVE-2026-23254 (Linux kernel): The issue affects UDP GRO in the net/ gro path, where the complete stage incorrectly uses the inner network offset when the encapsulation flag is not reliably zeroed by hardware offloads. The root cause is an assumption that all RX-inserted packets have encapsulatio...

CVE-2026-23354

CVE-2026-23354 concerns the Linux kernel x86/fred speculative safety. The fix removes the index variable and repositions array_index_nospec() so it’s calculated immediately before the array access, addressing the incorrect placement that allowed the result to be spilled to the stack across irqent...

CVE-2026-23383

CVE-2026-23383 affects the Linux kernel’s BPF JIT path on arm64. The root cause was 4-byte alignment in bpf_jit_binary_pack_alloc() causing the JIT buffer’s base to be only 4-byte aligned, which could misalign the 64-bit target field in struct bpf_plt. Consequences include UBSAN misaligned-access...

CVE-2026-23472

Summary: A Linux kernel vulnerability in the serial core (CVE-2026-23472) arises when handling PORT_UNKNOWN with a NULL transmit buffer, where uart_write_room() can report available space inconsistently with uart_write() , causing an infinite loop in drivers that rely on tty_write_room() to decid...

CVE-2026-31430

CVE-2026-31430 affects the Linux kernel: X.509 extensions parsing could read the first byte of an extension before checking length, causing out-of-bounds access. The vulnerability can be triggered by an unprivileged user submitting a crafted certificate via the keyrings(7) API. A PoC exists. The ...

CVE-2026-31528

The CVE-2026-31528 issue affects the Linux kernel PMU subsystem in perf, specifically during handling of performance event groups. The root cause is an incorrect use of event pointers across group operations: when group_sched_in() fails, the code may rollback using the wrong PMU, risking an out-o...

CVE-2026-31573

The vulnerability CVE-2026-31573 affects the Linux kernel media: verisilicon hantro_vpu driver. When built as a module, incorrect use of the __initconst annotation frees data prematurely, and non-init probe code later accesses this freed data, causing a kernel panic (page fault) during hantro_pro...

CVE-2026-31581

CVE-2026-31581 affects the Linux kernel ALSA 6fire USB audio driver. The issue is a use-after-free in usb6fire_chip_abort() where the chip structure is allocated as the card’s private data and, after snd_card_free_when_closed() frees the card (when no file handles are open), a later write to chip...

CVE-2026-31601

CVE-2026-31601 affects the Linux kernel vfio/xe driver. When resetting a Virtual Function (VF) device that does not support migration, a kernel page fault can occur due to the vfio_pci core structure not being fully initialized until migration init. The root cause described in connected docs is t...

CVE-2026-31612

The CVE-2026-31612 entry concerns ksmbd in the Linux kernel. The vulnerability arises in smb2_get_ea(): the code reads EaNameLength from the client request and passes it directly to strncmp() as the comparison length without validating that the name length matches the input buffer size. The publi...

CVE-2026-31616

The CVE-2026-31616 entry concerns a Linux kernel USB gadget Phonet function vulnerability. A malicious USB host can overflow the skb_shared_info->frags[] array in the pn_rx_complete() path by sending an unbounded sequence of full-page OUT transfers. The host filling req->length with PAGE_SI...

CVE-2026-31626

CVE-2026-31626 affects the Linux kernel’s rtl8723bs staging driver, specifically the rtw_BIP_verify() function. A u64 variable (le_tmp64) was not fully initialized, which Smatch warned could leave the last two bytes uninitialized (only 6 of 8 bytes copied). The issue is resolved by initializing l...

CVE-2026-31771

CVE-2026-31771 affects the Linux kernel Bluetooth HCI event handling. The vulnerability arose because hci_store_wake_reason() could be invoked before per-event payload length checks, potentially allowing a short HCI event frame to reach bacpy() prior to validation. The fix restructures wake-addre...

CVE-2026-43335

CVE-2026-43335 pertains to the Linux kernel interconnect driver for Qualcomm SM8450. The issue arises from unconverted dynamic IDs for platform interconnects, which can lead to a NULL pointer dereference in icc_link_nodes() at runtime when a destination interconnect pointer is invalid. The conseq...

CVE-2026-43472

The CVE describes a Linux kernel unshare(2) bug: when CLONE_NEWNS is requested and current->fs wasn’t previously shared, copy_mnt_ns() could receive a non-private fs_struct. If copy_mnt_ns() succeeds but a subsequent copy_cgroup_ns() fails, the destroyed namespace can leave current->fs->...

CVE-2026-45838

CVE-2026-45838 – Linux kernel : The vulnerability arises in BPF handling for cgroup_storage_get_next_key, where list_next_entry() can wrap to the list head and a subsequent NULL check becomes dead code, causing get_next_key() to read storage->key from a bogus pointer and copy it to userspace. ...

CVE-2026-45874

CVE-2026-45874 affects the Linux kernel component under the phosphate path for Freescale IMX8QM HSIO. The issue arises when the devicetree provides no fsl,refclk-pad-mode; during probe, refclk_pad is set to NULL, and imx_hsio_configure_clk_pad() uses this pointer unconditionally, risking a NULL p...

CVE-2026-45893

CVE-2026-45893 (Linux kernel/AppArmor issue) is addressed by patches in various OS branches. The vulnerability stems from creating tables from user-provided data that may be unaligned in memory, risking unaligned memory accesses when AppArmor builds tables. Connected OSV entries indicate patches ...

CVE-2026-45897

The CVE-2026-45897 entry concerns the Linux kernel netfilter nft_counter: serialize reset with spinlock vulnerability. A global static spinlock was added to serialize concurrent counter fetch+reset operations, preventing two parallel resets from underrunning values when dumping and resetting coun...

CVE-2026-46046

The CVE reports a refcount leak in ext4_xattr_inode_dec_ref_all() due to not releasing iloc with brelse() after ext4_get_inode_loc(), fixed by commit c8e008b6. OSV entries show patches in Root:Ubuntu 22.04/24.04, Debian, Debian-based RootIO builds, and openSUSE kernel-devel 7.0.11-1.1 for GA medi...

CVE-2026-46047

CVE-2026-46047: In the Linux kernel, net: qrtr: ns use-after-free in driver remove is fixed. The vulnerability arises if a packet arrives after destroy_workqueue() but before sock_release(), causing qrtr_ns_data_ready() to queue a work item that dereferences freed memory. Root and distro advisori...

CVE-2026-46049

CVE-2026-46049 concerns the Linux kernel ALSA ctxfi driver (S/PDIF path). The issue arises in spdif_passthru_playback_setup() when pll_rate is not updated (remains 0), causing the MSR calculation loop to spin if 32000 Hz is skipped. The fix adds a fallback: if atc->pll_rate is 0, use atc->r...

CVE-2026-46074

CVE-2026-46074 is addressed in openSUSE openSUSE Tumbleweed via kernel-devel-7.0.11-1.1. The issue is in the Linux kernel SPI ch341 driver, where memory leaks occur on probe failures due to improper cleanup. The patch requests deregistration of the controller, disabling pins, and killing/freeing ...

CVE-2026-46118

CVE-2026-46118 concerns the Linux kernel component pseries/papr-hvpipe, where a null pointer dereference could occur in papr_hvpipe_dev_create_handle() after changing to FD_PREPARE. The root cause described across sources is that src_info is reused post-retain_and_null_ptr when adding to a global...

CVE-2026-46131

CVE-2026-46131 affects the Linux kernel KVM x86 code. The issue is a faulty check in slow flush hypercalls where is_guest_mode(vcpu) was used incorrectly; translate_nested_gpa() is only valid when an L2 guest runs with nested EPT/NPT enabled, so the condition should match translate_nested_gpa() i...

CVE-2026-46138

The CVE-2026-46138 issue affects the Linux kernel Bluetooth subsystem, specifically hci_le_create_big_complete_evt. A loop over BT_BOUND connections for a BIG handle may access ev->bis_handle[i++] without ensuring i

CVE-2026-46146

CVE-2026-46146 affects the Linux kernel's ALSA USB audio stack, specifically the convert_chmap_v3() routine. A loop uses cs_desc->wLength for increment but this value isn’t validated, allowing a potential endless loop with malformed descriptors. The issue is resolved by adding a proper size ch...

CVE-2026-46148

CVE-2026-46148 concerns the Linux kernel’s microchip-core-qspi driver where the built-in chip select could be driven active when multiple devices share the QSPI controller, potentially conflicting with GPIO-based CS. The provided records confirm a concrete fix: the driver now controls chip select...

CVE-2026-46204

CVE-2026-46204 affects the Linux kernel DRM_AMDGPU driver (drm/amdgpu/vcn4). The root cause is an out-of-bounds read when parsing an Instruction Buffer (IB). The patch rewrites the IB parsing to use amdgpu_ib_get_value(), ensuring bounds checks are performed and preventing OOB reads. Public descr...

CVE-2026-46231

CVE-2026-46231 concerns the Linux kernel’s batman-adv code. When batadv_bla_add_claim() fails to insert a new claim into its hash, a reference to the target backbone_gw could be leaked. The vulnerability arises from not releasing that reference on the error path, potentially allowing a backbone_g...

CVE-2026-46234

CVE-2026-46234 affects the Linux kernel vsock code, specifically the vsock_update_buffer_size path. The bug arises from clamping the buffer size: it first enforces the maximum, then the minimum, which allows vsk->buffer_size to exceed vsk->buffer_max_size when a larger minimum is configured...

CVE-2026-46246

The CVE-2026-46246 issue affects the Linux kernel driver power: supply: pm8916_lbc. It describes a use-after-free race: when requesting IRQs with the devm_ helper before the extcon handle is allocated/registered, the extcon resource can be freed while an IRQ handler is still active, leading to ex...

CVE-2026-46332

The CVE-2026-46332 issue affects the Linux kernel Greybus subsystem (gb-beagleplay) where cc1352_bootloader_rx() appends serdev data into a fixed rx_buffer without validating the chunk size against remaining space. This can allow an overflow when multiple packets arrive in one callback, leading t...

CVE-2026-52906

CVE-2026-52906 (Linux kernel 9p/v9fs) : The issue arises from how 9p options are applied during mounts. After commit 1f3e4142, v9fs_apply_options() uses |= to combine new flags with those already set by v9fs_session_init(), which for 9P2000.L defaults to V9FS_ACCESS_CLIENT. When a user mounts wit...

CVE-2026-52950

The CVE-2026-52950 issue affects the Linux kernel DRM/XE DMA-BUF path. The vulnerability is a Use-After-Free in the retry loop where a buffer object could be freed on error, potentially leading to memory corruption. The documented fix changes the sequence to allocate and initialize before the att...

CVE-2026-52969

CVE-2026-52969 affects the Linux kernel KVM component. The vulnerability stems from an unchecked u64 addition in kvm_reset_dirty_gfn(), where the guard if (!memslot || (offset + __fls(mask)) >= memslot->npages) can be bypassed due to offset being 64‑bit. This can allow an out-of-bounds load...