CVE-2026-43306

CVE-2026-43306 affects the Linux kernel due to bpf: crypto: Use the correct destructor kfunc type. With CONFIG_CFI enabled, indirect calls must match the target function’s pointer type. In the reported case, a CFI failure occurred at bpf_obj_free_fields while freeing a BPF crypto context, signali...

CVE-2026-43330

CVE-2026-43330 relates to the Linux kernel crypto/caam path, where an overflow occurs when a long HMAC key (longer than the block size) is copied for hashing. The vulnerability arises because the copy’s allocated memory is aligned for DMA, and the original kmemdup path could read beyond the key b...

CVE-2026-43346

The CVE-2026-43346 entry documents a Linux kernel issue in ice: ptp used in VFIO passthrough where the PTP controlling PF (adapter->ctrl_pf) may not be initialized, causing NULL dereference risk and a WARN_ON() in ice_ptp_setup_pf(). The fix replaces the warning with an informational message a...

CVE-2026-43353

The CVE-2026-43353 issue affects the Linux kernel i3c: mipi-i3c-hci module where the HCI DMA dequeue path (hci_dma_dequeue_xfer()) can be invoked by multiple transfers timing out concurrently. This race condition allowed parallel calls to interfere with each other while stopping/restarting the DM...

CVE-2026-43359

The CVE-2026-43359 detail points to a Linux kernel Btrfs issue: when calling the set received ioctl, repeated use of the same received UUID on multiple subvolumes could overflow metadata and abort the transaction, forcing the filesystem into read-only mode. The root cause is an item overflow duri...

CVE-2026-43411

CVE-2026-43411: Linux kernel TIPc divide-by-zero in tipc_sk_filter_connect() when conn_timeout is 0–3, triggering a kernel oops/panic on certain overload retry paths. The public docs state that an attacker can set conn_timeout via setsockopt(TIPC_CONN_TIMEOUT) to values below 4, causing delay %= ...

CVE-2026-43440

CVE-2026-43440 affects the Linux kernel net/mana driver, where during mana_gd_setup() cleanup a workqueue pointer (service_wq) could remain non-NULL after destroy_workqueue(), leading to a potential use-after-free if the pointer is checked after a failed setup. Connected advisories confirm the ro...

CVE-2026-43451

Summary of CVE-2026-43451 (Linux kernel): The nfnetlink_queue entry leak occurs in the bridge verdict error path. When nfqnl_recv_verdict() dequeues an entry for PF_BRIDGE packets and nfqa_parse_bridge() returns an error (for example VLAN TCI missing when VLAN is present), the code returns withou...

CVE-2026-43455

In CVE-2026-43455, multiple sources confirm a race in the Linux kernel MCTP module: mctp_flow_prepare_output() checks key->dev and may call mctp_dev_set_key() without holding key->lock, while both mctp_dev_set_key() and mctp_dev_release_key() require the lock. This can allow concurrent path...

CVE-2026-43478

The CVE-2026-43478 issue affects the Linux kernel ASoC codecs rt1011 path. The root cause is using an incorrect helper to obtain the DAPM context in spk_mode_put; the correct function is snd_soc_component_to_dapm() and relying on the kcontrol flow can yield a NULL pointer. Provided connected sour...

CVE-2026-45896

CVE-2026-45896 affects the Linux kernel driver mtd_intel_dg. The bug occurs when the regions array is indexed before its size (nregions) is set, causing a UBSAN array-index-out-of-bounds in drivers/mtd/devices/mtd_intel_dg.c:750:15. The issue is triggered by accessing regions before nregions is e...

CVE-2026-45976

Summary: CVE-2026-45976 affects the Linux kernel’s drm/amdgpu driver, where amdgpu_nbio_ras_sw_init() failing inside amdgpu_ras_init() could leak memory because the allocated con structure wasn’t freed. The fix makes the function jump to release_con to properly clean up before returning the error...

CVE-2026-46261

CVE-2026-46261 relates to the Linux kernel wpcm-fiu SPI driver. The issue is a potential NULL pointer dereference when platform_get_resource_byname() returns NULL, if the NULL is dereferenced by resource_size(). The patch moves the fiu->memory_size assignment to occur after the error check for...

CVE-2026-46268

The CVE relates to the Linux kernel PCI/P2PDMA subsystem. A warning in p2pmem_alloc_mmap() was triggered by an assertion VM_WARN_ON_ONCE_PAGE(!page_ref_count(page)) after the initial page refcount was changed to zero by a prior patch. The issue arises only when CONFIG_DEBUG_VM is enabled, produci...

CVE-2026-52941

Summary: CVE-2026-52941 affects the Linux kernel net/smc stack. The smc_msg_event tracepoint used by smc_tx_sendmsg/smc_rx_recvmsg dereferenced conn.lnk unconditionally, causing a NULL pointer dereference when conn.lnk is NULL on SMC-D, leading to a crash. The fix guards against !conn->lnk and...

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-2026-52980

CVE-2026-52980 concerns the Linux kernel sched/fair subsystem. Connected sources describe a bug where, when a new sched_entity is forked, its se->rel_deadline may still be set and cause the scheduler to treat the deadline as relative, converting it to an absolute value by adding the current vr...

CVE-2026-52994

The CVE-2026-52994 vulnerability affects the Linux kernel’s vsock/virtio code, where the MSG_ZEROCOPY pinned-pages accounting could bypass RLIMIT_MEMLOCK on the last skb due to iter->count being consumed earlier. The fix makes pkt_len (the total bytes sent) the parameter to virtio_transport_in...

CVE-2026-53057

The CVE-2026-53057 entry describes a Linux kernel IOMMU issue for RISCV: after updating DDT/PDT entries, the system must invalidate TLB and context cache entries. The fix adds riscv_iommu_iodir_iotinval() to perform the required IOTINVAL-based invalidations in accordance with the RISC-V IOMMU spe...

CVE-2026-53064

In Linux kernel dm-cache passthrough mode, a race between invalidate_complete() and concurrent writes can leave mg->cell NULL, causing a NULL pointer dereference during unlock/free. The reported fix is to validate mg->cell before unlocking it. Affected context described includes local, low-...

CVE-2026-53112

The CVE-2026-53112 entry concerns the Linux kernel wireless driver rtlwifi (PCI path). It describes a use-after-free risk caused by an unfinished irq_prepare_bcn_tasklet: the tasklet is created in rtl_pci_init() and can be scheduled on BCN interrupts but is not killed during rtl_pci_deinit(), so ...

CVE-2026-53206

CVE-2026-53206 affects the Linux kernel (accel/ivpu) where the firmware runtime memory in the image header lacked proper bounds checks. The issue is addressed by validating alignment and sizing to ensure the firmware image fits in memory, preventing allocation or transfer errors. The available co...

CVE-2026-53283

CVE-2026-53283 concerns the Linux kernel AMD IOMMU driver. The issue arises when the inlined check path in __rlookup_amd_iommu() performs an out-of-bounds read on rlookup_table[devid] for a PCI device whose BDF isn’t described by IVRS. Prior to the commit that changed kvalloc() usage, the over-re...

CVE-2026-53294

Technical details for CVE-2026-53294 are not publicly available in the provided documents. Monitor for updates from Debian/Ubuntu OSV entries and kernel advisories for affected components, versions, and fixes.

CVE-2026-53307

The CVE-2026-53307 issue affects the Linux kernel's pinctrl-generic code, where pinconf_generic_parse_dt_pinmux() did not properly validate the pinmux property, allowing an empty or invalid pinmux to produce a non-NULL allocator return and crash when dereferenced. This is addressed by a fix that ...

CVE-2026-53308

The CVE-2026-53308 issue concerns the Linux kernel max77705 power supply driver. The root cause is improper management of a workqueue and interrupt handlers during device removal, which could lead to use-after-free of memory after the workqueue is destroyed but before the interrupt is freed via t...

CVE-2026-53317

CVE-2026-53317 concerns the Linux kernel wifi driver stack (mt76/mt7921). A station AID value greater than 20 could trigger a firmware crash on AP interfaces (IFTYPE_AP) when a modified hostapd allocates AIDs starting at a high value (65 in testing). The issue is mitigated by a fix that imposes a...

CVE-2026-53324

CVE-2026-53324 is addressed in the Linux kernel’s net: mana path. The fix replaces per-device debugfs directory naming that previously used a hardcoded "0" for PFs and pci_slot_name(pdev->slot) for VFs with pci_name(pdev), which yields the unique BDF address. This eliminates two issues: (1) po...

CVE-2026-64058

The CVE-2026-64058 issue affects the Linux kernel netfs component, specifically netfs_read_folio(), which did not wait for ongoing writeback to finish. The root cause was that folio->private could be cleaned up by the collector before the writeback flag was cleared, leading to unreliable trust...

CVE-2026-64130

CVE-2026-64130 concerns the Linux kernel memory tagging during allocation of huge zero folios. The issue arises when init_on_free and __GFP_ZEROTAGS are used together: during __free_pages_prepare() pages may be zeroed while allocations with __GFP_ZEROTAGS skip clearing tag memory, and for huge ze...

CVE-2026-64147

The pds_core kernel driver leaks a dentry reference (missing dput()) on every firmware reset recovery, and when CONFIG_DEBUG_FS is disabled, debugfs_lookup() returns ERR_PTR(-ENODEV) rather than NULL, which the existing check passes, causing a crash. Red Hat confirms this can lead to denial of se...

CVE-2026-64151

The CVE-2026-64151 entry concerns the Linux kernel iommupt component, where a driver could omit PAGE_SIZE from the pgsize_bitmap. The root cause is that removing PAGE_SIZE from the bitmap is technically allowed but would leave an iommu_domain unused with the DMA API; the design is violated. The d...

CVE-2026-64155

CVE-2026-64155 is a memory leak in the ath11k WiFi driver in the Linux kernel. Two error paths in WMI WOW (Wake-on-Wireless) calls directly returned the result of ath11k_wmi_cmd_send() without checking the return value, causing the skb to not be freed on error. This results in a high availability...

CVE-2026-64176

The CVE-2026-64176 entry documents a Linux kernel issue in wifi: iwlwifi/mvm where TX rate handling for old devices (e.g., 7265D) used outdated v1 rate encoding. The driver initially shifted to v3 rates, then reverted due to beacon-rate beaconing failures, which could cause TX_CMD rate misreporti...

CVE-2026-64183

The CVE-2026-64183 issue affects the Linux kernel EFI runtime, specifically PRM calls, which could NULL-deref if PRM accesses occur before the EFI workqueue is allocated. The root cause is early ACPI PRM access during init before efisubsys_init() runs and before the runtime workqueue exists. The ...

CVE-2026-64209

CVE-2026-64209 affects the Linux kernel Qualcomm QMP USBC PHY driver (qmp-usbc). A boundary check in the DP swing configuration incorrectly uses > 4 instead of >= 4, allowing index 4 to access swing_tbl and pre_emphasis_tbl (both 4x4). This can lead to out-of-bounds memory access and potent...

CVE-2026-64288

CVE-2026-64288 fixes a race/NULL-pointer dereference in KVM ARM64 VNCR pseudo-TLB invalidation. The vulnerability arises when VNCR TLB invalidation can race with a vCPU coming online/offline, potentially dereferencing an unallocated VNCR, leading to a crash. The Linux kernel patches introduce a n...

CVE-2026-64408

The CVE concerns the Linux kernel Bluetooth BNEP path: during netdev registration, bnep_add_connection() reads the L2CAP connection without holding the channel lock, and passes the HCI device to register_netdev() while a controller teardown could clear the connection. The published fix is to take...

CVE-2026-64447

CVE-2026-64447 maps to a Linux kernel issue in staging: ipu7 where pdata allocated in ipu7_isys_init() and ipu7_psys_init() can be freed twice via kfree pData in error paths. The two faulty paths are: (1) ipu7_mmu_init() fail leads to put_device() dropping refcount and freeing pdata via ipu7_bus_...

CVE-2022-50182

CVE-2022-50182 concerns a Linux kernel issue in the media: imx-jpeg driver. The flaw involved aligning upwards the buffer size for both encoder and decoder, allowing arbitrary image dimensions (WxH) while leaving the picture resolution unchanged. The documented impact indicates the decoder risk o...

CVE-2022-50267

CVE-2022-50267 pertains to the Linux kernel’s MMC/SD subsystem, specifically the mmc_add_host() path in the mmc: rtsx_pci driver. Root cause: return value of mmc_add_host() was not checked; on error, memory allocated by mmc_alloc_host() could be leaked, risking a kernel crash when removing an una...

CVE-2022-50277

CVE-2022-50277 concerns the Linux kernel ext4 subsystem. When mounting a filesystem with the journal inode having the encrypt flag, a NULL dereference can occur in fscrypt_limit_io_blocks() via the path jbd2_journal_init_inode() → ext4_iomap_begin() → fscrypt_limit_io_blocks(). The issue arises b...

CVE-2022-50331

CVE-2022-50331 refers to a Linux kernel vulnerability in the wwan_hwsim subsystem. The description documents a memory leak in wwan_hwsim_dev_new() that can occur when probing a module if device_register() fails and the kobject refcount is not decremented to zero, leaking the name allocated in dev...

CVE-2022-50351

CVE-2022-50351 affects the Linux kernel CIFS subsystem. The issue stems from leaking an xid in cifs_create() when the CIFS session is shutdown, as the xid is not freed before returning. The vulnerability results in an xid leak (resource exhaustion potential) and has a fixed in the Linux kernel vi...

CVE-2022-50360

The CVE-2022-50360 entry concerns a Linux kernel flaw in drm/msm/dp where device-managed resources allocated after component binding could outlive the aggregate DRM device, risking resource leaks or failed binding if binding is retried. The root cause is improper lifetime management: EP (DP AUX) ...

CVE-2022-50404

CVE-2022-50404 is a Linux kernel vulnerability affecting fbdev/fbcon where a memory leak could occur in fbcon_do_set_font() due to buffer handling when vc_resize() fails; the buffer might be newly allocated by fbcon_set_font() and released only partially. The issue was fixed in the kernel (as not...

CVE-2022-50429

CVE-2022-50429 affects the Linux kernel memory/OF subtree. The issue is a refcount leak in of_lpddr3_get_ddr_timings() caused by not balancing refcounts when breaking out of for_each_child_of_node(). The fix adds of_node_put() at the exit path to balance refcounts. Connected advisories (SUSE OSVs...

CVE-2022-50440

The CVE-2022-50440 issue affects the Linux kernel DRM vmwgfx driver (drm/vmwgfx) where an invalid box size check for the snooped cursor allows an overflow during DMA surface copies, potentially crashing the system. The problem stems from improper validation of the copybox dimensions against the s...

CVE-2022-50480

CVE-2022-50480 pertains to the Linux kernel memory handling for pl353-smc, where a refcount leak in pl353_smc_probe() was fixed. The issue stems from the break path of for_each_available_child_of_node() not balancing a reference when the child is no longer used; the fix adds a corresponding of_no...

CVE-2022-50481

CVE-2022-50481 pertains to the Linux kernel; the issue is a potential null pointer dereference in cxl_guest_init_afu|adapter() when device_register() fails in cxl_register_afu|adapter(). The error path could dereference a removed-but-not-added device unless the reference is properly released. The...