CVE-2023-53254

CVE-2023-53254 is a Linux kernel vulnerability related to the cacheinfo shared_cpu_map. The issue occurs when the kernel checks that caches with the same index are shared, which can trigger slab-out-of-bounds access if CPUs have different cache hierarchies. A second problem is a mismatched shared...

CVE-2023-53264

Technical details beyond the initial description are not provided in the connected documents; monitor for updates.

CVE-2023-53296

CVE-2023-53296 affects the Linux kernel SCTP stack. The issue arises when a client’s out-stream count is temporarily higher than the server’s, allowing a thread waiting for sndbuf to send a message on a stream that may no longer exist after INIT_ACK processing, potentially triggering a crash. The...

CVE-2023-53299

CVE-2023-53299 affects the Linux kernel's md/raid10 recovery path. The issue leaks the field r10bio->remaining when a read I/O fails and recovery_request_write() exits early, causing end_sync_request() to run only once and an I/O hang. The documented fix reduces or decrements 'remaining' depen...

CVE-2023-53301

CVE-2023-53301 affects the Linux kernel f2fs subsystem. The root cause is a NULL pointer dereference when io->bio is NULL inside __submit_merged_write_cond, which can cause a kernel panic during f2fs_checkpoint/write paths. A fix was implemented to return when io->bio is NULL before proceed...

CVE-2023-53303

CVE-2023-53303 affects the Linux kernel in the net: microchip: vcap API. The vulnerability is a memory leak in vcap_dup_rule() when kmemdup() fails after kzalloc() succeeds under CONFIG_VCAP_KUNIT_TEST. The leak can leave allocated resources (duprule, ckf, caf) unreleased, as shown by the unrefer...

CVE-2023-53318

CVE-2023-53318 affects the Linux kernel and is associated with memory leaks in the recordmcount flow, specifically in the uwrite function. The vulnerability’s impact is listed as local access with medium base severity (CVSSv3.1: AV Local, AC Low, PR Low, UI None, S Unchanged, C None, I None, A Hi...

CVE-2023-53334

CVE-2023-53334 affects the Linux kernel USB: chipidea subsystem. The issue was a memory leak that occurred when using debugfs_lookup(); the returned object must be paired with dput(), otherwise memory leaks over time. The fix simplifies handling by using debugfs_lookup_and_remove(), which perform...

CVE-2023-53335

CVE-2023-53335 is a Linux kernel vulnerability affecting the RDMA/cxgb4 path where a null-pointer dereference could occur if get_ep_from_tid() does not return a non-NULL ep. The fix adds a sanity check to prevent dereferencing an empty ep in pass_establish(). The initial description and connected...

CVE-2023-53349

CVE-2023-53349 concerns the Linux kernel media driver ov2740. The vulnerability stems from a memleak in ov2740_init_controls() where resources allocated in the failure path are not fully freed, causing a kmemleak when testing media/i2c/ov2740.c with a BPF mock device. The advisory notes an unrefe...

CVE-2023-53357

CVE-2023-53357 affects the Linux kernel md/raid10 code. The slab-out-of-bounds occurs in md_bitmap_get_counter when a large value is written to md/bitmap_set_bits, causing -EINVAL if page >= bitmap->pages and the result isn’t checked promptly. The fix moves the page-boundary check into md_b...

CVE-2023-53384

CVE-2023-53384 affects the Linux kernel wifi driver (mwifiex). The vulnerability is a possible NULL pointer dereference in mwifiex_handle_uap_rx_forward due to not verifying skb_copy() result, potentially dereferencing skb in mwifiex_uap_queue_bridged_pkt. The patch adds a check for skb_copy() re...

CVE-2023-53405

CVE-2023-53405 concerns the Linux kernel USB gadget gr_udc: a memory leak that occurs when debugfs_lookup() is used without proper cleanup. The vulnerability arises because the result of debugfs_lookup() must be released with dput(), else memory leaks accumulate over time. The fixed approach in t...

CVE-2023-53417

CVE-2023-53417 affects the Linux kernel USB sl811 path. The issue is a memory leak that occurs when debugfs_lookup() is used without releasing the result with dput(). The published fix replaces this flow with debugfs_lookup_and_remove(), which handles the required cleanup in one step. The connect...

CVE-2023-53460

CVE-2023-53460 describes a memory-leak in the Linux kernel wifi driver rt w88 (rtw_usb_probe) in drivers/net/wireless/realtek/rtw88/usb.c:876, where an allocated hw structure may not be released on a path, reported as the line 811 release issue. The root cause is a leak in the USB probe path (rtw...

CVE-2023-53468

Summary of CVE-2023-53468 : In the Linux kernel, the ubifs memory leak is fixed in the alloc_wbufs() path. The issue was triggered when ubifs_wbuf_init() returns an error inside the loop, causing wbuf->buf and wbuf->inodes that were already allocated to remain unfreed. The fix adds an error...

CVE-2023-53526

CVE-2023-53526 affects the Linux kernel’s journaling subsystem (jbd2) and can lead to ext4 image corruption if a journal checkpoint is removed during a power outage. The described attack path involves a sequence where a transaction is inserted into the checkpoint list, buffers are manipulated, an...

CVE-2023-53566

CVE-2023-53566 affects the Linux kernel’s netfilter nft_set_rbtree code. The issue is a null dereference on element insertion in nft_set_rbtree, where rb_prev() may return NULL, leading to a general protection fault (address 0xdffffc0000000003) and an accompanying KASAN null-pointer dereference. ...

CVE-2023-53631

CVE-2023-53631 — In Linux kernel, platform/x86 dell-sysman reference leak: if kset_find_obj() finds a duplicate attribute, a reference to that attribute can be returned and may not be disposed, potentially leaking references. Patch note: use kobject_put() to dispose the duplicate attribute. Affec...

CVE-2025-38628

CVE-2025-38628 affects the Linux kernel mlx5 vdpa path. The issue was a resource cleanup bug where cleanup paths could operate on uninitialized resources, triggering a splat when adding a vdpa device without a MAC address. The fixes ensure mlx5_vdpa_free() is the single entrypoint for removing vd...

CVE-2025-38716

CVE-2025-38716 affects the Linux kernel and relates to the hfs_find_init() code path. The vulnerability arises when the tree pointer is NULL, potentially triggering a general protection fault / null pointer dereference during HFS operations (e.g., ext_read_extent, get_block, and subsequent file m...

CVE-2025-39680

The CVE-2025-39680 entry concerns the Linux kernel I2C RTL9300 driver. Vulnerable code path is rtl9300_i2c_smbus_xfer where data->block[0] is sourced from user input and could be very large, enabling an out-of-bounds access. The issue is remedied by validating data->block[0] before use. Aff...

CVE-2025-39693

CVE-2025-39693: In the Linux kernel, the vuln affects the DRM AMD display path (drm/amd/display) where NULL pointers could be dereferenced via drm_atomic_get_new_connector_state() or drm_atomic_get_old_connector_state(). The description states the root cause is that these functions can return NUL...

CVE-2025-39721

CVE-2025-39721 (Linux kernel, crypto: qat) : Repeated loading/unloading of a device-specific QAT driver (e.g., qat_4xxx) can trigger a use-after-free when a power-management interrupt fires just before the core intel_qat.ko remains loaded. The shared workqueue qat_misc_wq may still host a deferre...

CVE-2025-39731

CVE-2025-39731 concerns the Linux kernel, specifically the F2FS file system, where vm_unmap_ram() may be invoked from an invalid context. The connected documents confirm a patch that changes the in_task() check inside f2fs_read_end_io() to also verify that interrupts are disabled, ensuring pages ...

CVE-2025-39742

CVE-2025-39742 - RDMA: hfi1 divide-by-zero in find_hw_thread_mask() (Linux kernel) Affects: Linux kernel RDMA hfi1 path; vulnerability arises from dividing the number of online CPUs by num_core_siblings, followed by a zero-division check. Root cause: division performed before validating the divis...

CVE-2025-39748

CVE-2025-39748 - Linux kernel BPF verifier issue (JSET) patched Root cause: A verifier range refinement bug after JSET could produce inconsistent register bounds on an unreachable path, due to not forgetting ranges after narrowing tnums post-JSET. Impact: Local access to kernel may be affected; C...

CVE-2025-39754

CVE-2025-39754: Linux kernel race in mm/smaps between smaps_hugetlb_range and migration. The vulnerability arises when smaps_hugetlb_range() handles the page table without holding the ptl, racing with migration and potentially triggering a BUG_ON in pfn_swap_entry_to_page(). The fix is to hold th...

CVE-2025-39805

CVE-2025-39805 affects the Linux kernel net/macb driver. The issue occurs when removing a macb device: phy_exit() is called before unregister_netdev(), causing a kernfs WARN. The documented fix moves unregister_netdev() ahead of phy_exit() in macb_remove(), preventing the PHY from being exited wh...

CVE-2025-39897

CVE-2025-39897 (Linux kernel) : The issue, sourced from the Linux kernel patch notes, involves the Xilinx AXIENET driver where RX metadata pointer retrieval can fail when calling dmaengine_desc_get_metadata_ptr(), which may return an error pointer. The fix adds proper error checking and handling ...

CVE-2025-39956

Public technical details for CVE-2025-39956 are not provided in the given documents. Monitor for updates from vendors/security advisories.

CVE-2025-71202

CVE-2025-71202 affects the Linux kernel IOMMU/SVA path (invalidating stale IOTLB entries in CPU kernel address space) and is mitigated by a patch that flushes IOTLB paging cache before freeing kernel page tables. Connected advisories confirm Debian RootOS patches (ROOT-OS-DEBIAN-13/12) with multi...

CVE-2025-71234

CVE-2025-71234: Linux kernel rtl8xxxu slab-out-of-bounds in rtl8xxxu_sta_add fixed by setting hw->sta_data_size to sizeof(struct rtl8xxxu_sta_info) during probe to correctly allocate per-station data. Issue caused mac80211 to access sta->drv_priv beyond allocated space; KASAN showed a slab-...

CVE-2025-71235

CVE-2025-71235 : Linux kernel, scsi: qla2xxx driver. The issue arises when a module unload is issued while a fabric scan is in progress, causing a crash due to freeing memory in interrupt context (dma_free_attrs) after the UNLOADING flag is set and a scheduled work item cannot be allocated. Root ...

CVE-2026-23008

CVE-2026-23008 affects the Linux kernel drm/vmwgfx path on HW version 10. The issue arises in KMS with 3D on HW10 when there are no GB Surfaces and no backing buffer for surface-backed framebuffers, leading to a possible NULL dereference and a driver crash that can cause a black screen. A fix was...

CVE-2026-23016

The CVE concerns the Linux kernel’s conntrack/frag handling (inet: frags: drop fraglist conntrack references). A bug allows reassembled skb fragments to retain nf_conn references via frag_list, causing conntrack cleanup to block (hangs up to ~60s) when fragmentation/reassembly occurs (UDP/TCP pat...

CVE-2026-23017

CVE-2026-23017 affects the Linux kernel idpf driver. Root cause: if init_task fails during driver load, vports/netdevs are not created and a reset can crash while service/mailbox tasks run. Fix: in the init_task error path, disable service/mailbox tasks and stop PTP callbacks; ensures proper clea...

CVE-2026-23119

The CVE-2026-23119 issue in the Linux kernel concerns the bonding driver where a net pointer was not always provided to __skb_flow_dissect() after plumb­ing the network namespace. The lack of a valid net pointer (via skb->dev, skb->sk, or a user pointer) allowed a syzbot-created bare skb to...

CVE-2026-23140

CVE-2026-23140 is a Linux kernel vulnerability resolved in kernel patches related to BPF/XDP handling. The issue arises in bpf_test_run where the metadata size isn’t constrained by the actual xdp_frame headroom, allowing a userspace-supplied metadata size that can exhaust headroom. In live packet...

CVE-2026-23143

CVE-2026-23143 affects the Linux kernel virtio_net driver. The root cause is a misalignment between struct virtio_net_rss_config_trailer and rss_hash_key_data in struct virtnet_info, causing the RSS key to be shifted by one byte (last byte truncated and an possibly uninitialized byte prepended). ...

CVE-2026-23164

CVE-2026-23164 affects the Linux kernel rocker subsystem. The root cause is a memory leak: rocker_world_port_pre_init() allocates rocker_port->wpriv with kzalloc, but rocker_world_port_post_fini() frees it only if wops->port_post_fini is set. Since rock­er_ofdpa_ops provides port_post_fini ...

CVE-2026-23169

CVE-2026-23169 is a Linux kernel vulnerability where a race in mptcp_pm_nl_flush_addrs_doit() could crash the kernel. Root cause: list_splice_init() is not RCURED and cannot be called while holding pernet->lock spinlock; list_splice_init_rcu() was misusefully invoked in that context. The issue...

CVE-2026-23196

CVE-2026-23196 affects the Linux kernel through the Intel THC HID driver, where a NULL pointer dereference can occur when reading a DMA buffer. The root cause is missing a DMA buffer readiness check before access, potentially crashing the kernel. Red Hat’s advisory explicitly cites this NULL dere...

CVE-2026-23239

CVE-2026-23239 concerns the Linux kernel espintcp subsystem. A race condition was introduced where, after cancel_work_sync() is called from espintcp_close(), espintcp_tx_work() could still be scheduled from paths like the Delayed ACK handler or ksoftirqd. This could allow the worker to dereferenc...

CVE-2026-23290

CVE-2026-23290 affects the Linux kernel’s USB pegasus driver: it validates endpoints before bind, preventing binding if the device lacks expected URBs. Exploitation is LOCAL with LOW PRV requirement; impact is a potential crash/denial due to access to endpoints. The issue has been fixed upstream ...

CVE-2026-23346

CVE-2026-23346 affects the Linux kernel (arm64) in the ioremap_prot pathway. The root cause is that ioremap_prot() may extract non-address bits from a user mapping’s pgprot_t (including permissions) and generate a new user mapping, which can be accessed by the kernel when PAN is enabled. This can...

CVE-2026-23413

The CVE-2026-23413 entry concerns the Linux kernel: a use-after-free in the clsact qdisc during init/destroy rollback caused by asymmetrical initialization between ingress and egress sides. A failed replacement during clsact_init() (e.g., via tcf_block_get_ext()) could leave both ingress and egre...

CVE-2026-23427

Summary: CVE-2026-23427 affects ksmbd in the Linux kernel and has been fixed to address a use-after-free in durable v2 replay of active SMB file handles. The root cause is that parse_durable_handle_context() unconditionally assigns dh_info->fp->conn to the current connection when handling D...

CVE-2026-31481

CVE-2026-31481 affects the Linux kernel tracing code. The issue arises from boot-time trigger frees not being drained when kthread creation fails, causing boot-time deferred entries to leak and a NULL pointer dereference that crashes the system. The fix drains the entire queued list synchronously...

CVE-2026-43024

CVE-2026-43024 affects Linux kernel nf_tables/netfilter: nf_queue. The issue is that immediate NF_QUEUE verdicts were emitted and could be misused; upstream patch rejects immediate NF_QUEUE verdicts to fix it. Downstream advisories indicate fixes implemented in kernel updates (e.g., upstream kern...