CVE-2021-47386

The CVE-2021-47386 issue affects the Linux kernel hwmon driver w83791d. The vulnerability stems from a NULL pointer dereference that can occur when a specific readval bit pattern is encountered, potentially leading to a kernel NULL dereference if conditions (val & 0x08), !(val & 0x80), and ((val ...

CVE-2024-40988

CVE-2024-40988 affects the Linux kernel DRM/Radeon driver. The issue is a UBSAN warning caused by a missing bounds check in kv_dpm.c (sumo_vid_mapping_entry). The patch adds the necessary bounds check, resolving the UBSAN warning. The description indicates the change is a bounds validation fix ra...

CVE-2024-47141

CVE-2024-47141 affects the Linux kernel pinctrl/pinmux path. When two processes (A and B) concurrently call pinctrl_select_state() for the same pin, the code may dereference desc->mux_owner as NULL due to a race between updates to desc->mux_usecount and desc->mux_owner. The advisory stat...

CVE-2020-27194

CVE-2020-27194 affects the Linux kernel prior to 5.8.15. The issue is in the eBPF verifier: scalar32_min_max_or() incorrectly copies a 64‑bit value into a 32‑bit variable, causing integer truncation and incorrect bounds tracking. This misalignment between verifier time checks and actual execution...

CVE-2020-28097

CVE-2020-28097 affects the Linux kernel’s vgacon subsystem; versions before 5.8.10 mishandle software scrollback, causing a vgacon_scrolldelta out-of-bounds read . This is a local issue that can read kernel memory via the vgacon pathway. The public references note the fix in kernel release 5.8.10...

CVE-2022-49111

CVE-2022-49111 is a Linux kernel vulnerability in the Bluetooth stack where a use-after-free occurs in hci_send_acl, triggered by HCI_EV_DISCONN_PHY_LINK_COMPLETE and improper handling of AMP_LINK cleanup. The trace (KASAN) shows a use-after-free in hci_send_acl leading to memory corruption, and ...

CVE-2024-26646

CVE-2024-26646 pertains to the Linux kernel’s thermal: intel: hfi subsystem. The vulnerability arises due to how the kernel manages memory buffers used by HFI during boot and resume flows. A second buffer may be allocated by the restore kernel on resume, which can differ from the image kernel’s b...

CVE-2024-35843

The CVE concerns the Linux kernel IOMMU VT-d path for I/O page fault reporting. The fix replaces pci_get_domain_bus_and_slot() with device_rbtree_find() to locate the target PCI device within the probed device rbtree, reducing search overhead. The I/O page fault is initiated by the device and cur...

CVE-2024-41062

CVE-2024-41062 concerns the Linux kernel Bluetooth L2CAP path where a race can occur between sock_close releasing a socket and hci_rx_work accessing it. The root cause is a lack of lock protection around the socket during the transition, potentially allowing hci_rx_work to touch a freed sock. The...

CVE-2024-41065

The CVE-2024-41065 issue is in the Linux kernel’s powerpc/pseries code related to usercopy hardening. When CONFIG_HARDENED_USERCOPY is enabled, reading the dispatch log from /sys/kernel/debug/powerpc/dtl/cpu-* could trigger a kernel BUG in usercopy (mm/usercopy.c). The root cause involves copying...

CVE-2024-42252

CVE-2024-42252 is described as a Linux kernel vulnerability resolved by replacing BUG_ON() with WARN_ON() in the closure handling path. The issue arises if a BUG_ON() can be hit in the wild, which would not be appropriate and could lead to a kernel oops. The fix is to use WARN_ON() instead of BUG...

CVE-2024-56603

CVE-2024-56603 affects the Linux kernel in the net/af_can path. On error in can_create(), the code frees the allocated sk object, but sock_init_data() had already attached it to the sock, leaving a dangling sk pointer and introducing a potential use‑after‑free. The connected advisories confirm a ...

CVE-2024-57946

CVE-2024-57946 affects Linux kernel virtio-blk: during system suspend, the PM callbacks previously kept the block queue frozen, risking deadlocks if code path invoked bio_queue_enter() while suspended. The fix replaces queue quiesce with a freeze-and-thaw approach in virtio-blk PM callbacks and d...

CVE-2025-21821

CVE-2025-21821 affects the Linux kernel; specifically the fbdev/omap framebuffer code. The issue arises when using touchscreen with framebuffer, causing a crash (scheduling while atomic) in the driver path related to LCD DMA. The provided advisory notes the root cause is tied to IRQ handling for ...

CVE-2014-9529

CVE-2014-9529: A race condition in Linux kernel key garbage collection (key_gc_unused_keys in security/keys/gc.c) up to 3.18.2 can enable local users to cause DoS or memory corruption during key garbage collection via keyctl. Connected advisory confirms kernel upstream fix and lists commit a3a878...

CVE-2022-49291

The CVE-2022-49291 entry describes a Linux kernel flaw in ALSA: pcm where concurrent hw_params and hw_free ioctls could trigger a use-after-free. The fix introduces a dedicated mutex (runtime->buffer_mutex) and applies it to both hw_params and hw_free code paths, with small reordering (mmap_co...

CVE-2022-49412

CVE-2022-49412 describes a Linux kernel vulnerability in bfq where merging two bfqq queues could occur with different parent cgroups, potentially leading to a use-after-free if the parent changes between decision to merge and bfq_setup_merge() call. The root cause is reparenting of bfqqs (e.g., d...

CVE-2022-49492

The CVE-2022-49492 issue affects the Linux kernel nvme-pci path. In nvme_alloc_admin_tags, admin_q can be set to an error (e.g., -ENOMEM) and, after returning, the flow may quiesce a non-existent admin queue, leading to a bad NULL pointer dereference. The vulnerability is a local issue with HIGH ...

CVE-2023-52819

CVE-2023-52819 is resolved in the Linux kernel. The vulnerability was in drm/amd where UBSAN reported an array-index-out-of-bounds for Polaris/Tonga in pptable structs using flexible array sizes; the fix switches to using flexible arrays to avoid out-of-bounds access. Impact is local (CVSS: AV:L,...

CVE-2024-26903

CVE-2024-26903 (Linux kernel) : Bluetooth: rfcomm: Fix null-ptr-deref in rfcomm_check_security. Root cause: after RFCOMM/L2CAP disconnect, the code could dereference a released l2cap_conn, leading to a null pointer access when calling hci_conn_security. Impact per CVSS: Medium (5.5) with high ava...

CVE-2024-36922

CVE-2024-36922 affects the Linux kernel’s iwlwifi driver (iwl_txq_reclaim) where txq->read_ptr could be read without holding the lock, allowing a race that can reclaim the same entry twice and trigger a WARN_ONCE, potentially causing a service disruption. The issue is fixed by reading txq->...

CVE-2024-36950

CVE-2024-36950 is a Linux kernel vulnerability resolved in the FireWire OHCI driver. The issue occurred in the interrupt handler when a bus reset interrupt could be unmasked and cause a freeze if the bus reset was not yet serviced. The fix masks bus reset interrupts in the IRQ handler and unmasks...

CVE-2024-40977

CVE-2024-40977 is described in connected MiracleLinux advisory as a Linux kernel fix for the wifi: mt76: mt7921s: fix potential hung tasks during chip recovery. The root cause is a deadlock during chip recovery where kernel worker reset_work waits for stat_worker which itself waits for the same l...

CVE-2024-40978

CVE-2024-40978 affects the Linux kernel, specifically a qedi/scsi path vulnerability. The root cause is qedi_dbg_do_not_recover_cmd_read() calling sprintf() on a __user pointer, which can crash the kernel. The fix uses a small local stack buffer for sprintf() and then copies with simple_read_from...

CVE-2024-41005

CVE-2024-41005 involves a race in the Linux kernel netpoll code. The issue stems from netpoll_owner_active reading napi->poll_owner non-atomically to determine lock ownership, allowing a data race between net_rx_action and netpoll_send_skb. The fix replaces the non-atomic check with an atomic ...

CVE-2024-43900

CVE-2024-43900 affects the Linux kernel’s media: xc2028 path. A worker thread can dereference a freed dvb_frontend object after tuner_probe() allocates a tuner and module removal frees the dvb_frontend, leading to a use-after-free in load_firmware_cb() triggered by request_firmware_work_func. The...

CVE-2024-46722

CVE-2024-46722 is a Linux kernel vulnerability affecting the DRM AMDGPU driver where a read of mc_data[i-1] could go out of bounds. The connected Astra/DEBIAN/CBLMARINER advisories reference the same issue in the kernel and confirm a fix was applied in the AMDGPU/mc_data path to address the out-o...

CVE-2024-49934

CVE-2024-49934 concerns the Linux kernel vulnerability in the fs/inode path where dump_mapping() could access invalid dentry.d_name.name, potentially causing a crash during hot-remove of a memory device (e.g., hugetlb). The connected documents describe the root cause as unsafe filename retrieval ...

CVE-2024-50006

CVE-2024-50006 (Linux kernel): Affects ext4 with an i_data_sem unlock order issue during ext4_ind_migrate() causing a potential deadlock in jbd2_log_wait_commit when EXT4_IOC_MIGRATE is used with O_SYNC. The deadlock occurs if EXT4_IOC_MIGRATE races with write(2) and CONFIG_PROVE_LOCKING is enabl...

CVE-2024-56606

CVE-2024-56606 concerns the Linux kernel vulnerability in af_packet where, after sock_init_data() allocates a sk object and attaches it to a sock, packet_create() on error frees the sk but leaves a dangling sk pointer in the sock. This can enable a use-after-free if other code reuses that pointer...

CVE-2024-56775

CVE-2024-56775 concerns the Linux kernel DRM/AMD display stack. The issue is in the plane state backup/restore flow where the plane refcount is not preserved, risking memory leaks if the refcount should decrease or double frees/invalid memory accesses if it should increase during state transition...

CVE-2016-10741

CVE-2016-10741 – Linux kernel local DoS (xfs_aops race) Affected: Linux kernel before 4.9.3. Issue: a race between direct I/O and memory-mapped I/O (hole handling) in fs/xfs/xfs_aops.c is incorrectly handled with BUG_ON, leading to a system crash under local access. Impact: denial of service via ...

CVE-2018-10124

CVE-2018-10124 affects the Linux kernel before 4.13, where the kill_something_info() function in kernel/signal.c may allow a local attacker to cause a denial of service via an INT_MIN argument when using an unspecified architecture and compiler. The vulnerability is a local DoS condition (availab...

CVE-2021-3411

CVE-2021-3411 describes a memory access violation in the Linux kernel prior to 5.10, caused by a padding int3 check during linking. The flaw can affect data confidentiality, integrity, and system availability. A Nessus Unity Linux advisory references this vulnerability (UTSA-2026-004638) and reit...

CVE-2021-38202

CVE-2021-38202 affects the Linux kernel before 5.13.4, where fs/nfsd/trace.h can allow remote attackers to trigger a denial-of-service via an out-of-bounds read in strlen when the trace event framework is used for nfsd. The vulnerability is triggered by NFS traffic sent over the network. A fix wa...

CVE-2021-47495

CVE-2021-47495 involves the Linux kernel usbnet vulnerability where a zero maxpacket caused an invalid division and a kernel oops. The description notes a sanity check for maxpacket and that a 0 value is nonsensical, leading to a failure to divide by it. The accompanying notes indicate a fix was ...

CVE-2023-52762

CVE-2023-52762 — Linux kernel virtio-blk overflow in max DMA size Root cause: In virtio-blk, an implicit conversion from size_t to u32 occurs when assigning (u32)max_size = (size_t)virtio_max_dma_size(vdev); If virtio_max_dma_size(vdev) returns a value larger than U32_MAX, the cast to u32 yields ...

CVE-2024-41089

CVE-2024-41089 relates to the Linux kernel DRM/Nouveau code path: in nv17_tv_get_hd_modes(), the return of drm_mode_duplicate() (and drm_cvt_mode()) could be NULL on failure, leading to a NULL pointer dereference. The fix adds a NULL check to avoid dereferencing a NULL mode object. Impact is a lo...

CVE-2024-41093

CVE-2024-41093 – Linux kernel drm/amdgpu null framebuffer object fix : The vulnerability arises in the kernel’s DRM/amdgpu path where code could dereference a null framebuffer object when accessing state->fb->obj[0]. The patch changes the access to obtain the framebuffer object via drm_gem_...

CVE-2024-49987

The CVE-2024-49987 issue affects the Linux kernel bpftool component. When netfilter has no entry to display, qsort is called with a NULL pointer and size 0, triggering undefined behavior as UBSan reports. The root cause is a NULL pointer passed to qsort; the advisory notes that the C standard gui...

CVE-2024-53128

The CVE-2024-53128 issue is in the Linux kernel’s sched/task_stack path: when CONFIG_KASAN_SW_TAGS and CONFIG_KASAN_STACK are enabled, object_is_on_stack() may yield incorrect results because tagged pointers in the object could differ from the untagged stack pointer. The result can trigger warnin...

CVE-2010-2962

The CVE-2010-2962 issue affects the Intel i915 DRM GEM in the Linux kernel prior to 2.6.36. It arises from insufficient validation of pointers to memory blocks in i915_gem.c, enabling local users to write to kernel memory via crafted ioctl usage (pwrite/pread) and potentially gain privileges.

CVE-2015-7613

CVE-2015-7613 is a Linux kernel race condition in the IPC object implementation (up to version 4.2.3) that can allow a local unprivileged user to escalate privileges by triggering ipc_addid, which uses uid/gid values from uninitialized data (topics include msg.c, shm.c, util.c). Connected sources...

CVE-2016-0821

The CVE-2016-0821 issue relates to the LIST_POISON protection in the Linux kernel (include/linux/poison.h) prior to version 4.3. It affected Android 6.0.1 prior to 2016-03-01 and arises because poison values were used without properly accounting for mmap_min_addr, enabling bypass of poison-pointe...

CVE-2021-47384

CVE-2021-47384 affects Linux kernel hwmon drivers (notably w83793, and related subcomponents) with a NULL pointer dereference risk when reading a temp value, caused by an unnecessary field and an obsolete lm75[] array. The fix removes the unused lm75[] and adjusts driver subclient detection (devm...

CVE-2023-52624

CVE-2023-52624 concerns the Linux kernel’s drm/amd/display path where the DMCUB must be awake before issuing GPINT commands. The root cause is that GPINT mailbox access could occur while DMCUB is idle, risking a system hang. The documented fix adds a wake/execute/sleep wrapper via the function dc...

CVE-2023-52811

In CVE-2023-52811, the Linux kernel ibmvfc driver fix removes a BUG_ON when an event pool is empty and instead returns NULL from ibmvfc_get_event(). All call sites were updated to check for NULL and handle the failure or recovery path. This prevents a potential junk pointer path and kernel crash ...

CVE-2023-52920

CVE-2023-52920 concerns the Linux kernel BPF verifier: it fixes a defect that allowed spill/fill of non-r10 registers to stack to be tracked in precision mode. The change introduces per-instruction flags (spi and stack frame info) into the history and uses the instruction history for reliable bac...

CVE-2024-26659

CVE-2024-26659 (Linux kernel) affects xHCI by mishandling isoc Babble and Buffer Overrun events. The driver could release a multi-TRB TD prematurely when an early TRB reports an error, risking loss of the final completion event and a misleading “Transfer event TRB DMA ptr not part of current TD” ...

CVE-2024-26691

CVE-2024-26691 affects Linux kernel KVM for arm64. The circular locking arises when pkvm_create_hyp_vm() acquires kvm->lock while kvm_vcpu_ioctl() holds vcpu->mutex. The fix is to protect the hyp VM handle with config_lock (instead of keeping the vcpu->mutex under kvm->lock), mitigati...