CVE-2026-43256

CVE-2026-43256 is a Linux kernel vulnerability in the media subsystem (Qualcomm CAMSS VM) where the vfe_isr_reg_update() function may perform an out-of-bounds access. The code loops with MSM_VFE_IMAGE_MASTERS_NUM(7) but accesses vfe->line[] defined as struct vfe_line lineVFE_LINE_NUM_MAX . Whe...

CVE-2026-43261

The CVE-2026-43261 entry concerns the Linux kernel ARM64 arm64: TSV110 Spectre-BHB mitigation. The root cause is Spectre-BHB leakage via branch-prediction side channels on TSV110; mitigation consists of adding the TSV110 MIDR to the software mitigation list in the kernel. Affected component: Linu...

CVE-2026-43333

CVE-2026-43333 (Linux kernel BPF): The vulnerability arises from direct dereference of nullable PTR_TO_BUF pointers in check_mem_access(), where PTR_TO_BUF is matched via base_type() after PTR_MAYBE_NULL stripping, allowing NULL dereferences in map iterators ctx->key/value (NULL on stop callba...

CVE-2026-43338

CVE-2026-43338 affects the Linux kernel with the Btrfs filesystem. The issue arises because qgroup ioctls do not reserve transaction space, allowing -ENOSPC scenarios during quota-tree updates and delayed refs, which can abort transactions and enable a DoS condition. Vendors have published adviso...

CVE-2026-43371

The CVE-2026-43371 details the Linux kernel macb driver fault where disabling transmit resets tx_head/tx_tail to 0, causing silent loss of queued packets, memory leaks, and race conditions between macb_tx_poll() and macb_start_xmit(). This can prolong recovery after suspend (e.g., NFS rootfs on A...

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-2026-43469

Summary: CVE-2026-43469 affects the Linux kernel xprtrdma component. The root cause is that rpcrdma_post_recvs() may exit early or fail to create a work request without decrementing ep->re_receiving. This miscount can cause rpcrdma_xprt_drain() to hang, leaving the completion blocked and poten...

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-2026-45862

The CVE-2026-45862 issue concerns the Linux kernel’s IOMMU VT-d PASID handling. A flaw in the cache flush order when writing a freshly allocated zero-initialized PASID table to a PASID directory entry creates a time window during which non-coherent IOMMU hardware could access RAM contents that ar...

CVE-2026-45879

The CVE-2026-45879 entry describes a race condition in the Linux kernel power subsystem (bq25980) where a devm_ IRQ request and devm_ power_supply handle registration order can lead to use-after-free in power_supply_changed(), potentially triggering a crash or memory corruption. The root cause is...

CVE-2026-45883

CVE-2026-45883: Linux kernel iio:sca3000 resource leak bug fixed. Root cause: spi->irq not released if iio_device_register() fails; patch adds a return value check and a common error-handler jump. Fixes appear in rootio-linux (Root:Ubuntu 22.04/24.04), Debian 11, and related OSV notices (e.g.,...

CVE-2026-45891

CVE-2026-45891: Linux kernel hns3 driver double-free vulnerability. Root cause: in hns3_set_ringparam(), a temporary copy (tmp_rings) is used for rollback, but the tx_spare pointer in the original ring isn’t cleared after backup, leading to a stale non-NULL tx_spare. If allocation fails during hn...

CVE-2026-45910

The CVE-2026-45910 issue affects the Linux kernel RDMA/rxe driver, caused by a race between retransmit_timer() and rxe_destroy_qp that can drop a Queue Pair (QP) reference count to zero during timer handling. Public documents describe a use-after-free risk and refcount underflow in affected flows...

CVE-2026-45924

Summary: CVE-2026-45924 affects ksmbd in the Linux kernel. The vulnerability arises because ksmbd_vfs_kern_path_end_removing() is not called on certain error paths, leaving inode locks and references unbalanced after a prior ksmbd_vfs_kern_path_start_removing(). This can cause potential deadlocks...

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-2026-45943

The CVE-2026-45943 issue affects the Linux kernel's erofs filesystem, specifically a NULL pointer dereference when handling ztailpacking pclusters due to inline data not being validated before adding pclusters to I/O chains. The provided sources confirm the root cause and a fix: reading the inlin...

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-2026-45981

CVE-2026-45981 (Linux kernel, s390/cio): The vulnerability stems from device lifecycle mismanagement in css_alloc_subchannel() where, if dma_set_coherent_mask() or dma_set_mask() fails, the error path frees the subchannel without proper device model reference counting. After device_initialize() i...

CVE-2026-45993

CVE-2026-45993 concerns LoongArch: boundry protection for the syscall dispatch table in the Linux kernel. Public documentation in OSV and related advisories confirms patches across multiple Linux distributions/packages: Root:Ubuntu 22.04/24.04 (rootio-linux), Debian 11/12 (rootio-linux), openSUSE...

CVE-2026-46025

CVE-2026-46025 relates to a kernel race between damon_call()/damos_walk() and kdamond termination that could leak memory or deadlock. The connected openSUSE advisory confirms openSUSE Tumbleweed users should upgrade to kernel-devel-7.0.11-1.1 (and mentions the CVE in their 2026-10954 advisory). T...

CVE-2026-46067

CVE-2026-46067 affects the Linux kernel DAMON core. The issue arises because the code path in mm/damon/core validates the node-datas used by NODE-DATA() relies on damos_quota_goal->nid but does not validate its value, allowing an arbitrary nid to be supplied for node_memcg_{used,free}_bp. This...

CVE-2026-46070

CVE-2026-46070 pertains to the Linux kernel md/raid5 path where journal metadata blocks could be overrun due to missing validation of on-disk payload sizes. r5c_recovery_analyze_meta_block() and r5l_recovery_verify_data_checksum_for_mb() may read or offset beyond a page boundary when payload size...

CVE-2026-46071

CVE-2026-46071 concerns Linux kernel KVM/nSVM behavior where svm_copy_lbrs() marks VMCB_LBR dirty, and nested_svm_vmexit() copies LBRs to vmcb12; clearing VMCB_LBR dirty bits in vmcb12 was not architecturally defined. The fix moves vmcb_mark_dirty() back to callers and drops it for vmcb12, enabli...

CVE-2026-46077

CVE-2026-46077 involves a Linux kernel crypto module (atmel-tdes) where DMA sync direction was incorrect. The issue occurs when DMA output was consumed by the CPU and the address_out was not synced with the CPU correctly, risking stale data on non‑coherent platforms. The published fixes switch to...

CVE-2026-46103

CVE-2026-46103 affects the Linux kernel, specifically the USB stack where can: ucan fixes the devres lifetime. The root cause is that resources bound to USB interfaces were not guaranteed to outlive the parent USB device, leading to memory leaks when drivers unbind (e.g., during probe deferrals o...

CVE-2026-46208

In the Linux kernel, batman-adv has a vulnerability where tp_meter sessions are not stopped during mesh teardown in batadv_mesh_free(). This allows a running sender thread or late tp_meter packets to keep operating against a mesh instance that is shutting down, potentially causing system instabil...

CVE-2026-52916

CVE-2026-52916 affects the Linux kernel’s BATMAN-adv frag handling. A crafted BATADV_UNICAST_FRAG packet can defragment into another BATADV_UNICAST_FRAG, causing unbounded recursion in batadv_batman_skb_recv() and leading to kernel stack exhaustion. The published description specifies that refrag...

CVE-2026-53134

A vulnerability in the Linux kernel netfilter NFT_FIB code (CVE-2026-53134) could leak uninitialized kernel stack via the OIFNAME result register on certain lookup-fail paths. The issue stems from NFT_FIB_RESULT_OIFNAME writes only a single byte and leaves the remaining IFNAMSIZ span stale in nft...

CVE-2026-53153

CVE-2026-53153 affects the Linux kernel memcg list_lru path. A race during memcg_reparent_list_lrus() clears the dying memcg’s xarray entry before reparenting per-node lists, letting concurrent list_lru_del/walk operate on the parent and corrupt next/prev pointers. The fix reverses the order: rep...

CVE-2026-53189

CVE-2026-53189 affects the Linux kernel memory management for huge pages (mm/huge_memory). The vulnerability arises from the order of operations when splitting a huge PMD: the RSS/file counters are updated after releasing the folio reference, which can let freed folio state be observed by mm_coun...

CVE-2026-53191

CVE-2026-53191 affects the Linux kernel io_uring/net path. In bundle recv retries (with incremental mode and provided buffer rings IOU_PBUF_RING_INC), a memory handling bug caused IORING_CQE_F_BUF_MORE to be dropped during flag merge, allowing the kernel to leave a stale BUF_MORE in carried flags...

CVE-2026-53194

The CVE-2026-53194 entry covers a defect in the Linux kernel USB serial driver kl5kusb105 (klsi_105_prepare_write_buffer). The bug occurs when the generic write path uses the bulk-out buffer (size 64) and copies the payload from the write_fifo without reserving space for the 2-byte header, result...

CVE-2026-53232

The CVE-2026-53232 entry concerns the Linux kernel net: phy component. The root cause is that on PHY probing failure, the SFP upstream is not cleaned up, leaving a dangling upstream reference on the SFP bus. Impact is potential system instability or unexpected behavior during SFP events. The issu...

CVE-2026-53255

CVE-2026-53255 (Linux kernel) concerns a Bluetooth MGMT TLV parsing bug: tlv_data_is_valid() may read one byte past the advertising data when a malformed field’s length byte is at the buffer end, due to validating element length before verifying the type byte. This can enable local exploitation w...

CVE-2026-53319

Mode C: Normal (details available) CVE-2026-53319 affects the Linux kernel block writeback throttling (blk-wbt) code. The issue arises in wbt_init_enable_default(), which previously used WARN_ON_ONCE to report failures from wbt_alloc() and wbt_init(). These failure paths are expected: wbt_alloc()...

CVE-2026-53381

The CVE-2026-53381 issue affects the Linux kernel’s virtiofs path for submount umount. The root cause is a use-after-free (UAF) in iput() invoked from fuse_release_end() when the superblock has already been destroyed; the existing safeguard (wait for num_waiting to drop to zero) only covered the ...

CVE-2021-4460

CVE-2021-4460 affects the Linux kernel drm/amdkfd path. The issue is a UBSAN shift-out-of-bounds warning when get_num_sdma_queues or get_num_xgmi_sdma_queues is 0, causing a shift by the operand’s bit width (undefined behavior). The fix changes the code to set num_sdma_queues or num_xgmi_sdma_que...

CVE-2022-49955

Summary of CVE-2022-49955 : This vulnerability concerns the Linux kernel’s powerpc/rtas code, where MSR[HV] handling for IBM Cell during RTAS entry could crash the system. The root cause, as described across sources, is a mismatch in how MSR[HV] is treated when RTAS is invoked (firmware/RTAS inte...

CVE-2022-50075

The CVE-2022-50075 entry concerns Linux kernel tracing/eprobes. A NULL pointer dereference can occur when a symbol "@" is used with an event probe, because eprobes previously did not handle data sources beyond main registers (e.g., immediate addresses, symbols, current task name). The issue is mi...

CVE-2022-50078

CVE-2022-50078 describes a resolved Linux kernel issue in the tracing subsystem (eprobes). The root cause is a NULL pointer dereference that occurs when event probes (eprobes) try to retrieve the instruction pointer (RIP) using registers, while eprobes do not use pt_regs. The fix, implemented in ...

CVE-2022-50258

CVE-2022-50258 – Linux kernel wifi/brcmfmac stack-out-of-bounds fix The vulnerability is in brcmfmac when handling a non‑null‑terminated firmware version string passed to strsep() via brcmf_c_preinit_dcmds(). The code path writes the firmware version into a buffer via memcpy() and previously coul...

CVE-2022-50287

The CVE-2022-50287 entry pertains to the Linux kernel DRM/I915 path, where a memory leak/undefined behavior can occur in generate_lfp_data_ptrs. Specifically, ptrs is freed via kfree() when (size != 0 || ptrs->lvds_entries != 3) but ptrs was not allocated with kzmalloc(); it was obtained by po...

CVE-2022-50319

CVE-2022-50319 affects the Linux kernel’s coresight/trbe path. The vulnerability stems from cpuhp_state_add_instance() and cpuhp_state_remove_instance() not being used in proper pairs, which can trigger a warning in cpuhp_remove_multi_state() due to a non-empty cpuhp_step list, potentially leavin...

CVE-2022-50327

CVE-2022-50327 in the Linux kernel concerns ACPI: processor: idle where acpi_fetch_acpi_dev() could return NULL, causing a NULL pointer dereference in acpi_device_hid(). The connected Nessus/SUSE advisories confirm this CVE is addressed in kernel live patches for SUSE SLES15 SP5 (multiple patches...

CVE-2022-50341

CVE-2022-50341 affects the Linux kernel CIFS/SMB path. In ARM64 Azure xfstests, an oops occurred when a CRC/encryption flow wrote via scatterwalk_copychunks into a vmalloc buffer, crossing a page boundary and triggering a kernel Oops. The root cause is writing to a buffer allocated in vmalloc via...

CVE-2022-50376

CVE-2022-50376 is a Linux kernel security issue describing a memory leak in the orangefs driver (orangefs_kernel/orangefs_client_debug_init) when loading/unloading the module. The root cause is a kmemleak-related allocation path that leaks memory on module insert/remove. The fix uses a global buf...

CVE-2022-50392

CVE-2022-50392 is a Linux kernel vulnerability affecting ASoC: mediatek mt8183. The issue is a refcount leak in the mt8183_mt6358_ts3a227_max98357_dev_probe() path caused by not calling of_node_put() on the phandle node returned by of_parse_phandle() when finishing usage. The connected advisories...

CVE-2022-50393

The CVE-2022-50393 issue affects the Linux kernel DRM/AMDGPU SDMA path where dma_resv_iter_next may be invoked from an unlocked context during SDMA page-table updates, leading to a potential misuse warning and race conditions. Affected component: amdgpu driver within the kernel's DMA-BUF handling...

CVE-2022-50412

CVE-2022-50412 affects the Linux kernel code paths for drm: bridge: adv7511 and CEC i2c device unregistration. The issue arises when cec_unregister_adapter() calls adapter ops that may become invalid during unregistration, which can invalidate the CEC address and trigger a kernel oops (example tr...

CVE-2022-50414

CVE-2022-50414 concerns the Linux kernel: during SCSI over FCoE, fcoe_init() calls fcoe_transport_attach(&fcoe_sw_transport). If fcoe_if_init() fails, the transport is not detached, leaving a freed fcoe_sw_transport on the fcoe_transports list. This causes a kernel panic when the module is reinse...