CVE-2026-43183

In the Linux kernel, the media cx25821 driver fixes a resource leak in cx25821_dev_setup() where memory allocated via ioremap() is not released if setup fails. The patch adds release_mem_region() to free the memory region obtained by cx25821_get_resources(). This is the scope of CVE-2026-43183 as...

CVE-2026-43214

The CVE-2026-43214 issue concerns Linux kernel KVM on x86: when reading PDPTRs in __get_sregs2(), SRCU read-side protection was missing. The root cause is that kvm_pdptr_read() may dereference guest memory via a chain (svm_cache_reg -> load_pdptrs -> kvm_vcpu_read_guest_page -> kvm_vcpu_...

CVE-2026-43245

CVE-2026-43245 affects the Linux kernel NTFS driver. The root cause is that ntfs: ->d_compare() could block, with related memory-allocation issues in names_cachep. The authenticated fixes switch critical paths to non-blocking allocations: use kmalloc(PATH_MAX, GFP_NOWAIT) for the path/name han...

CVE-2026-43258

CVE-2026-43258 concerns the Linux kernel: on Alpha systems, memory compaction can trigger user-space crashes and heap corruption due to insufficient TLB shootdown during page migration. Root cause involves ASN rollover and stale instruction translations surviving migration. The fix introduces a m...

CVE-2026-43301

CVE-2026-43301 relates to the Linux kernel driver for the wave5 media component. The issue arises when the driver’s remove path unconditionally calls pm_runtime_put_sync(), which can underflow the PM usage count if autosuspend was already activated during probe. This mismatch prevents proper refe...

CVE-2026-43317

CVE-2026-43317 affects the Linux kernel under the internal module path described as the “most: core” component. The issue is a resource leak that occurs during early registration failures, where resources associated with the interface are not properly released. A recent commit fixes a leak in the...

CVE-2026-43318

The CVE-2026-43318 entry affects the Linux kernel’s drm/amdgpu component, specifically the amdgpu_dma_buf_move_notify path. A synchronization bug arises when a dmabuf is moved and the issuing process signals the move while another process has not yet updated its page table; the ticket-based handl...

CVE-2026-43319

CVE-2026-43319 affects the Linux kernel spidev driver. The vulnerability stemmed from inverted lock ordering between spi_lock and buf_lock across code paths (write/read use buf_lock then spi_lock; ioctl uses spi_lock then buf_lock), enabling potential deadlocks in multi-threaded access. The fix u...

CVE-2026-43326

The CVE-2026-43326 entry documents a Linux kernel sched_ext deadlock vulnerability (SCX_KICK_WAIT) where CPUs busy-waited in kick_cpus_irq_workfn() and could form a cycle, freezing the system. The fix defers the wait to a balance callback by replacing the busy-wait with resched_curr(), forcing th...

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-2026-43378

CVE-2026-43378 affects the Linux kernel SMB server (smb2_open). A use-after-free arises because the opinfo pointer obtained via rcu_dereference(fp->f_opinfo) is dereferenced after rcu_read_unlock(), creating a use-after-free window. Multiple sources (SUSE, Red Hat, Debian OSV, Ubuntu, Debian t...

CVE-2026-43392

Summary (CVE-2026-43392) : In the Linux kernel, the sched_ext vulnerability causes a potential DoS by starving the enable path in scx_enable() when fair-class workloads saturate the system. The root cause is a switch of the calling thread’s sched_class from fair to ext during the READY→ENABLED lo...

CVE-2026-43410

Summary: CVE-2026-43410 affects the Linux kernel firmware driver for Stratix 10 RSU. When RSU is not enabled in the FSBL, the driver can NULL-dereference via svc_normal_to_secure_thread(), causing a kernel panic. The root cause is rsu_send_async_msg() freeing the channel on failure, while the pro...

CVE-2026-43486

CVE-2026-43486 – Linux kernel (arm64 contpte) details: The issue arises from contpte_ptep_set_access_flags() using a gathered ptep_get() to detect no-ops, which, in CONT ranges, can misreport a target as updated when a sibling sub-PTE still has PTE_RDONLY or lacks PTE_AF. This can trigger false n...

CVE-2026-43488

CVE-2026-43488 : Linux kernel xHCI driver vulnerability where a Host Controller Error (HCE) on UAS storage plug/unplug could trigger an interrupt storm. The issue occurred as xhci_irq() logged a warning and assumed activity would stop, but storms persisted on some hosts. Mitigation implemented by...

CVE-2026-45851

CVE-2026-45851 targets the Linux kernel EFI subsystem. The vulnerability arises in the reserve_unaccepted() memblock reservation: it aligns the table size but does not account for cases where the table’s start (efi.unaccepted) is not page-aligned. If the table begins mid-page and ends across the ...

CVE-2026-45876

CVE-2026-45876 affects the Linux kernel (arm64 architecture) in the arch_set_shadow_stack_status flow. The bug arises from error handling in alloc_gcs(), which can return an error-encoded pointer from do_mmap() instead of NULL. A NULL-based check fails to detect these errors, risking use of an in...

CVE-2026-45889

Summary: CVE-2026-45889 affects the Linux kernel’s Multipath TCP (MPTCP). The root cause is incorrect accounting for Out-of-Order (OoO) data in mptcp_rcvbuf_grow(), causing the MPTCP receive buffer to drift toward tcp_rmem[2]. The vulnerability is linked to a subtle race during rcvspace initializ...

CVE-2026-45890

The CVE-2026-45890 issue affects the Linux kernel xen-netback in Xen environments. The backend validated the upper bound of multi-queue config but did not reject zero, allowing a guest to set multi-queue-num-queues to 0. This leads to vzalloc(array_size(0, sizeof(struct xenvif_queue))) and WARN_O...

CVE-2026-45902

CVE-2026-45902 is a Linux kernel race-condition use-after-free in the bq256xx power-supply driver. The bug occurs when IRQs are requested before the power_supply handle is fully registered, allowing an interrupt after the handle is freed or before registration, leading to power_supply_changed() o...

CVE-2026-45941

CVE-2026-45941 concerns the Linux kernel tpm_i2c_infineon locality handling. The root cause is a timeout in get_burstcount() that can return -EBUSY and cause the function to exit without releasing the locality acquired earlier in tpm_tis_i2c_send(), risking resource exhaustion. The mitigation acr...

CVE-2026-45947

CVE-2026-45947 concerns a memory leak in the Linux kernel DRM/AMD GPU code: amdgpu_acpi_enumerate_xcc() may return -ENOMEM from amdgpu_acpi_dev_init() without freeing the allocated xcc_info, causing a leak. The linked fixes in the Ubuntu/RootOS/NVD/SUSE entries indicate a patch to ensure xcc_info...

CVE-2026-45967

CVE-2026-45967 : In the Linux kernel, vulnerability in the BPF instruction array map due to the function map_direct_value_addr() adding an offset to the resulting address. The issue has been resolved with a fix that corrects the address calculation, and corresponding selftests were added in a fol...

CVE-2026-46172

** CWE-XXXX**: CVE-2026-46172 affects the Linux kernel IPv6 xfrm6 path. The issue occurs in xfrm6_rcv_encap() during an IPv6 route lookup when a dst is not yet attached; ip6_route_input_lookup() can return a dst with an error, and if dst->error is set, the skb is dropped without attaching/rele...

CVE-2026-52965

The CVE-2026-52965 issue affects the Linux kernel DRM TTM path. When ttm_tt_swapout() fails, the old flow could place the resource on the LRU in a way that makes the next walk re-visit the same resource, causing an infinite loop and potential DoS. The fixes defer the bulk-move deletion to the suc...

CVE-2026-52971

CVE-2026-52971 affects the Linux kernel ENA (Elastic Network Adapter) driver, specifically the PHC (Precision Time Protocol Hardware Clock) timestamp path get_timestamp. A race exists where phc->active is checked without holding the spinlock and resp is cached from ena_dev->phc.virt_addr be...

CVE-2026-53001

CVE-2026-53001 in the Linux kernel concerns the netfilter xtables extensions. The fix partially reverts a previous change to restrict several matches (xt_mac, xt_owner, xt_physdev) to the inet family (IPv4/IPv6), with xt_realm limited to IPv4. The intent is to apply these restrictions and avoid u...

CVE-2026-53014

CVE-2026-53014 (Linux kernel net/sched: act_mirred) has concrete details across multiple sources. The bug in tcf_blockcast_redir loops over block ports to redirect packets to multiple devices and erroneously queries the mac_header_xmit flag from the NEXT device instead of the device being sent to...

CVE-2026-53023

CVE-2026-53023 in the Linux kernel affects the ntfs3 filesystem driver: when converting on-disk volume labels from UTF-16 to UTF-8, the cached label in sbi->volume.label is not guaranteed to be NUL-terminated, which could lead to reading past the buffer in ntfs3_label_show(). The fix explicitl...

CVE-2026-53039

CVE-2026-53039 concerns the Linux kernel OCFS2 code where OCFS2_IOC_GROUP_ADD could trigger a BUG_ON in ocfs2_set_new_buffer_uptodate due to validating the group input too late. The root cause is user-controlled group block being cached before ocfs2_verify_group_and_input() validates it, and impr...

CVE-2026-53088

CVE-2026-53088 affects the Linux kernel bcmgenet network driver. The root cause is an off-by-one error in bcmgenet_put_txcb where write_ptr points to the next open tx_cb; the code must rewind the pointer before returning the tx_cb to ensure proper cleanup. Exploitation details are not provided in...

CVE-2026-53234

The CVE-2026-53234 entry concerns the Linux kernel IBM EMAC network driver. The root cause is a use-after-free window created by using devm_register_netdev(), which defers unregister_netdev() to the devres cleanup phase after emac_remove() returns, allowing the network stack to access freed hardw...

CVE-2026-53241

Summary: CVE-2026-53241 affects the Linux kernel ALSA sequencer dummy port. A local attacker could trigger a stack overread when handling Universal MIDI Packet (UMP) events due to copying a UMP-sized packet into legacy stack storage, leaving the UMP data truncated. The root cause is the dummy cli...

CVE-2026-53299

CVE-2026-53299 affects the Linux kernel net:airoha component. The vulnerability stems from premature initialization of ndesc in airoha_qdma_init_tx_queue; if queue entry list allocation fails, airoha_qdma_cleanup_tx_queue() may dereference a NULL queue entry array, potentially causing a DoS/syste...

CVE-2026-53305

CVE-2026-53305 affects the Linux kernel USB Type-C ps883x driver. A NULL pointer dereference Oops occurs when unbinding a device for vfio-platform binding (example using unbind on bc0000.geniqup), caused by ps883x_retimer_remove() reading driver data via i2c_get_clientdata() that was never set du...

CVE-2026-53306

CVE-2026-53306 affects the Linux kernel tty/hvc_iucv path. The issue is an off-by-one in the number of supported devices: MAX_HVC_IUCV_LINES is 8, and hvc_iucv_devices can be 0–8. When devices == 8, a path that validates against the table size can access hvc_iucv_table[8], potentially triggering ...

CVE-2026-64059

CVE-2026-64059 affects the Linux kernel 's netfs (network file systems) library. The root cause is incorrect handling of folio->private in netfs_perform_write(), where the field is not properly managed between its various states (NULL, NETFS_FOLIO_COPY_TO_CACHE, group pointer, and netfs_folio ...

CVE-2026-64141

Summary (CVE-2026-64141) : In the Linux kernel ksmbd component, a remote attacker could trigger a null pointer dereference after negotiating a new SMB2 session with the same ClientGuid and issuing a CREATE with a lease context on a different inode following a durable-handle session teardown. The ...

CVE-2026-64163

CVE-2026-64163 targets the Linux kernel kprobes test module. The issue arises from leftover data in kprobes/kretprobes between test runs, causing register_kprobe to fail with -22 and potentially crashing the kernel. The fix moves all kprobe/kretprobe cleanup into kprobes_test_init, which runs bef...

CVE-2026-64305

CVE-2026-64305 is a race condition in the Linux kernel's Intel QAT crypto driver (crypto/qat). The service_table list is protected by service_lock when entries are added or removed, but several functions (adf_dev_init, adf_dev_start, adf_dev_stop, adf_dev_shutdown, and notifier callbacks) iterate...

CVE-2026-64307

CVE-2026-64307 is a Denial of Service in the Linux kernel's crypto:ccp module (SEV/SNP support). If SEV initialization fails while KVM is running active VMs, a local user with low privileges can trigger the SNP_CONFIG ioctl via /dev/sev, causing a re-initialization that zeros out MSR_VM_HSAVE_PA ...

CVE-2026-64308

CVE-2026-64308 affects the Linux kernel's crypto:ccp module, which handles AMD SEV (Secure Encrypted Virtualization) and SNP (Secure Nested Paging). The root cause is that the ioctl(SNP_VLEK_LOAD) handler performed a pointless init/shutdown wrapper—firmware deletes the VLEK on SNP_SHUTDOWN anyway...

CVE-2026-64311

The CVE concerns the Linux kernel: crypto: loongson - Remove broken and unused loongson-rng. The loongson-rng rng_alg reportedly has forward-security issues and a use-after-free bug linked to wait_for_completion_interruptible(), and the rng_alg framework is largely unused in-kernel. The advisory ...

CVE-2026-64338

CVE-2026-64338 is a stale pointer vulnerability in the Linux kernel's uss720 USB driver (drivers/usb/misc). During probe, a parport is registered before reading the 1284 register; if get_1284_register() fails, the error path releases the driver's private data but leaves the parport registered, so...

CVE-2026-64346

CVE-2026-64346 is a Use-After-Free (UAF) in the Linux kernel's USB gadget UDC subsystem. A race condition allows usb_del_gadget() to free the udc management structure (e.g., via a mode-switch workqueue) while gadget_match_driver() concurrently accesses it through configfs, triggering a NULL point...

CVE-2026-64349

CVE-2026-64349 affects the DesignWare USB3 (dwc3) driver in the Linux kernel . In dwc3_ulpi_setup() (drivers/usb/dwc3/core.c), the functions dwc3_readl() and dwc3_writel() are incorrectly passed dwc3->regs (a void __iomem *) instead of the expected struct dwc3 * pointer. This type mismatch acr...

CVE-2026-64401

CVE-2026-64401 affects the Linux kernel SMB/CIFS client. The bug occurs in cifs_swn_notify() which, under cifs_swnreg_idr_mutex, uses a cached tcon pointer that is not a stable reference, risking use-after-free when multiple tcons exist for a net/share. A same-share mount can keep the registratio...

CVE-2026-64433

CVE-2026-64433 is a Use-After-Free in the Linux kernel's Bluetooth MGMT subsystem (net/bluetooth/mgmt.c). The function add_device_complete() calls hci_conn_params_lookup() and reads params->flags without holding hci_dev_lock, allowing a concurrent MGMT_OP_REMOVE_DEVICE to free the underlying o...

CVE-2022-50251

CVE-2022-50251 affects the Linux kernel mmc/vub300 driver. The vulnerability arises when mmc_add_host() returns an error but its return value is ignored, leading to a memory leak from mmc_alloc_host() and a potential kernel crash due to removing an unadded device in the remove path. The accompany...

CVE-2022-50292

The CVE-2022-50292 entry concerns the Linux kernel DRM MSM DP bridge lifetime issue. Device-managed resources allocated after component bind must be tied to the lifetime of the aggregate DRM device; if not, resources may leak or binding may fail on retry. For DP bridges, bridges allocated earlier...