CVE-2020-10774

CVE-2020-10774: A local memory disclosure flaw in the Linux kernel sysctl subsystem allows reading uninitialized kernel memory when reading /proc/sys/kernel/rh_features, affecting kernel versions before 4.18.0-193.el8. Root cause is a memory disclosure in the sysctl path; impact is confidentialit...

CVE-2023-52606

CVE-2023-52606 affects the Linux kernel’s powerpc/lib path, where the sstep.c FP/VMX vector operation size assumption was not consistently enforced. The underlying issue: analyse_instr() determines operation size separately, risking kernel stack corruption when the assumption is violated. The fix...

CVE-2016-7910

CVE-2016-7910 is a Linux kernel use-after-free vulnerability in the disk_seqf_stop function (block/genhd.c) that allows a local attacker to gain elevated privileges by taking advantage of a stop operation after a failed start. Affected: Linux kernel versions before 4.7.1. Root cause: use-after-fr...

CVE-2023-1513

CVE-2023-1513: A flaw in KVM where, on 32-bit systems, uninitialized portions of the kvm_debugregs structure could be copied to userspace via KVM_GET_DEBUGREGS, causing an information leak. Astra Linux bulletin confirms the same KVM-based issue; no fix/version details are provided in the availabl...

CVE-2024-42079

CVE-2024-42079 is a Linux kernel vulnerability in the gfs2 subsystem that could lead to a NULL pointer dereference during log flush operations. The root cause is a race between outstanding glock work and unmount, which could cause gfs2_log_flush() to dereference a freed or NULL sdp->sd_jdesc. ...

CVE-2024-56600

CVE-2024-56600 (Linux kernel) : The issue arises in inet6_create() where sock_init_data() attaches an allocated sk to the sock, and if inet6_create() later fails, the sock keeps a dangling sk pointer, risking use-after-free. The fix, as described, is to clear the sock’s sk pointer on error to pre...

CVE-2021-47548

The Linux kernel contains a possible array overflow vulnerability within the ethernet: hisilicon: hns component, specifically in the hns_dsaf_misc driver's hns_dsaf_ge_srst_by_port() function. The root cause is an insufficient boundary check where the port variable is limited to less than DSAF_GE...

CVE-2023-52477

In CVE-2023-52477, the Linux kernel USB hub code (drivers/usb/core/hub.c/hub.h) incorrectly accessed fields inside udev->bos without verifying that the BOS descriptor was allocated/initialized. If usb_get_bos_descriptor() fails, udev->bos can be NULL, causing a NULL pointer dereference and ...

CVE-2024-53103

CVE-2024-53103 refers to a Linux kernel vulnerability in hv_sock where, on release of an hvs, vsk->trans could be left uninitialized, creating a dangling pointer. The issue is resolved by explicitly initializing vsk->trans to NULL to prevent use-after-free scenarios. Connected advisories (A...

CVE-2024-35809

The CVE-2024-35809 entry describes a race in the Linux kernel's PCI runtime power management path: the .runtime_idle() callback in rtsx_pcr PCI driver can still be running when pm_runtime_get_sync() returns, leading to a race with the post-sync code and a potential kernel crash due to an unhandle...

CVE-2023-52475

CVE-2023-52475 : Linux kernel powermate driver has a use-after-free when the device is disconnected. The issue occurs when an asynchronous control message completes after the powermate_device is freed, leaving a dead lock reference. The recommended fix is to cancel in-progress requests on disconn...

CVE-2022-48773

CVE-2022-48773 — Linux kernel (xprtrdma rpcrdma_ep_create): Affected code path dereferenced non-NULL pointers in error handling. When rpcrdma_ep_create fails, non-NULL pointers could be left with an error value, causing rpcrdma_ep_destroy to free them and trigger a kernel Oops. The fix adds point...

CVE-2023-52478

CVE-2023-52478 concerns the Linux kernel HID driver for Logitech HID++ (logitech-hidpp). The advisory describes four TOCTOU races in hidpp_connect_event(): a harmless protocol retrieval race, a harmless HID name update race, a problematic battery power_supply initialization race, and a potentiall...

CVE-2024-35947

The Linux kernel contains a vulnerability in the dyndbg component's >control parser due to an old BUG_ON condition from 2009. Incorrect error handling in the ddebug_tokenize() function can lead to a service failure . The issue has been resolved by replacing the BUG_ON with pr_err and returning...

CVE-2024-53194

In the Linux kernel, the following vulnerability has been resolved: PCI: Fix use-after-free of slot->bus on hot remove Dennis reports a boot crash on recent Lenovo laptops with a USB4 dock. Since commit 0fc70886569c ("thunderbolt: Reset USB4 v2 host router") andcommit 59a54c5f3dbd ("thunderbol...

CVE-2024-56601

CVE-2024-56601 is a Linux kernel vulnerability in the inet/ code path. The issue arises because sock_init_data() attaches a kernel socket (sk) to a sock, and if inet_create() fails later, the sk is freed but the sock retains a dangling sk pointer, enabling a use-after-free on the sock. The docume...

CVE-2015-8812

CVE-2015-8812 affects the Linux kernel CXGB3 driver; a use-after-free in drivers/infiniband/hw/cxgb3/iwch_cm.c can be triggered by crafted packets to remotely execute code or cause a denial of service. Impact is a remote-code execution/DoS via network traffic with the vulnerability labeled as hig...

CVE-2017-2618

CVE-2017-2618 is a Linux kernel local vulnerability caused by how SELinux attributes are cleared on /proc/pid/attr. An empty write to that file can crash the system by triggering access to unmapped kernel memory. The connected Nessus entries (Unity Linux, MiracleLinux AXSA advisory, and related p...

CVE-2018-10021

CVE-2018-10021 affects the Linux kernel’s SAS SCSI host driver (drivers/scsi/libsas/sas_scsi_host.c) prior to 4.16. A local user can trigger certain failure conditions to cause a denial of service (ata_qc leak). A third party disputes the report’s relevance, noting the issue can occur only with p...

CVE-2019-19227

The CVE-2019-19227 issue affects the Linux kernel AppleTalk subsystem prior to 5.1. The vulnerability is a potential NULL pointer dereference caused by register_snap_client returning NULL, which can trigger a denial of service in net/appletalk/aarp.c and net/appletalk/ddp.c (e.g., via unregister_...

CVE-2024-26846

The Linux kernel contains a vulnerability in the nvme-fc module where a race condition exists in the module exit path between deleting all controllers and freeing 'left over IDs' . This race condition could potentially lead to a double free of memory. To resolve this, synchronization between nvme...

CVE-2024-38780

CVE-2024-38780 affects the Linux kernel's dma-buf/sw-sync path. The root cause was replacing spin_unlock_irqrestore() with spin_unlock_irq() in sync_print_obj() (and in sync_debugfs_show()) after commit a6aa8fca4d79, triggering a lockdep warning about inconsistent lock state. The fix uses plain s...

CVE-2021-4159

CVE-2021-4159 is described in connected documents as a Linux kernel EBPF verifier flaw that could allow a local attacker to leak internal kernel memory by causing uninitialized or sensitive data to be exposed to userspace when handling internal data structures during eBPF code insertion. The issu...

CVE-2023-23000

CVE-2023-23000 affects Linux kernel pre-5.17: in drivers/phy/tegra/xusb.c, tegra_xusb_find_port_node return value is mishandled, with callers expecting NULL in error cases but an error pointer is returned. The referenced fixes appear in kernel 5.17 changelog.

CVE-2024-44931

CVE-2024-44931 describes a speculative information-leak in the Linux kernel gpio path: userspace can trigger a speculative read beyond the gpio descriptor array by calling gpio_ioctl() with an out-of-range offset. The fix sanitizes the offset before using it as an index by applying array_index_no...

CVE-2016-4913

The CVE-2016-4913 issue affects the Linux kernel (fs/isofs/rock.c) and concerns get_rock_ridge_filename mishandling of NM (alternate name) entries containing a NUL character. A local attacker mounting a crafted isofs filesystem could read kernel memory due to this information leak. The vulnerabil...

CVE-2017-9074

Affected software: Linux kernel IPv6 fragmentation code. Root cause: nexthdr field may be associated with an invalid option, leading to an out-of-bounds read/BUG via crafted socket and send calls. Impact: local denial of service and potential unspecified effects (information leakage/compromise as...

CVE-2022-48703

CVE-2022-48703 affects the Linux kernel’s thermal/int340x_thermal code path. A GDDV package can return a zero-length buffer, causing kmemdup() to yield ZERO_SIZE_PTR and data_vault_read() to dereference NULL. The patch fixes this by introducing checks that treat ZERO_SIZE_PTR and NULL as invalid,...

CVE-2024-26671

CVE-2024-26671 describes a Linux kernel IO hang caused by blk-mq wakeup/race where __add_wait_queue() can be reordered with blk_mq_get_driver_tag() on tag failure, leading __sbitmap_queue_wake_up() to miss the waiter and not wake up, while blk_mq_mark_tag_wait() cannot obtain a driver tag. The fi...

CVE-2024-43904

CVE-2024-43904 is a Linux kernel issue affecting the AMD display pipeline. The vulnerability stemmed from missing null checks in drm/amd/display code, where the variables stream and plane could be dereferenced without verifying non-null values in dcn30_apply_idle_power_optimizations, risking a nu...

CVE-2024-56605

CVE-2024-56605 is a Linux kernel vulnerability in Bluetooth L2CAP handling. The issue arises when bt_sock_alloc() creates an sk object and attaches it to a sock; on error, l2cap_sock_alloc() frees the sk but leaves a dangling sk pointer attached to the sock, allowing a potential use-after-free in...

CVE-2019-19529

CVE-2019-19529 is a vulnerability in the Linux kernel prior to 5.3.11 where a malicious USB device could trigger a use-after-free in the mcba_usb.c CAN USB driver, CID-4d6636498c41. Exploitation would require a physical USB interaction and may lead to memory corruption. The connected Nessus advis...

CVE-2023-1249

CVE-2023-1249: A use-after-free in the Linux kernel core dump subsystem could allow a local user to crash the system; this requires patch 390031c94211 to be applied to be affected. Technical details are not publicly provided in the supplied documents. Monitor for updates.

CVE-2025-21776

CVE-2025-21776 affects the Linux kernel USB hub driver where non‑compliant hubs with more than one config/interface can trigger a crash (usb_hub_to_struct_hub dereference). A fix exists: the driver now refuses hubs violating USB spec (more than one configuration or interface). Connected advisorie...

CVE-2020-27830

CVE-2020-27830 is a Linux Kernel vulnerability where spk_ttyio_receive_buf2() can dereference spk_ttyio_synth when it is NULL, causing a NULL-pointer dereference crash. The connected Nessus advisories (Unity Linux UTSA-2026-001485, UTSA-2026-004226, UTSA-2026-003925) reference this CVE as part of...

CVE-2022-48701

The CVE-2022-48701 issue is in the Linux kernel ALSA usb-audio driver: an out-of-bounds read can occur in __snd_usb_parse_audio_interface() when parsing a USB device (USB ID 0x04fa:0x4201) that has fewer than 4 interfaces. The fix is to validate the interface count before parsing. Public referenc...

CVE-2024-57843

CVE-2024-57843 concerns the Linux kernel’s virtio-net driver, specifically virtnet_rq_alloc. The defect arises when a fragment is exactly one page and the combined size of the buffer and virtnet_rq_dma (which reserves 16 bytes at the start of a new fragment) exceeds a page, causing an overflow. T...

CVE-2015-8539

CVE-2015-8539 is referenced in MiracleLinux AXSA-2018-2578 as a Linux kernel KEYS subsystem flaw fixed by updating the kernel to a version with mitigations. The vulnerability arises in the KEYS subsystem of the Linux kernel prior to 4.4, where crafted keyctl commands can negatively instantiate a ...

CVE-2018-15572

CVE-2018-15572: Linux kernel

CVE-2023-1582

CVE-2023-1582 is described in connected documents as a race condition in the Linux kernel's fs/proc/task_mmu.c under the memory management component. It may allow a local privileged user to cause a denial of service. The MiracleLinux advisory block lists the vulnerability and confirms the race co...

CVE-2023-45862

CVE-2023-45862 affects the ENE UB6250 USB reader driver in Linux kernels prior to 6.2.5. The issue is a memory-allocation overrun in drivers/usb/storage/ene_ub6250.c where an object could extend beyond the end of an allocation. Risk details are not elaborated in the provided documents beyond this...

CVE-2023-52622

CVE-2023-52622 concerns an ext4 online resizing failure when flexbg_size is oversized. Affected Linux kernel workflows (mkfs.ext4 -G, mount, resize2fs) could trigger WARN_ON at __alloc_pages/__kmalloc during ext4_resize_fs, caused by MAX_RESIZE_BG exceeding available memory groups. The minimum MA...

CVE-2024-35930

CVE-2024-35930 concerns the Linux kernel SCSI lpfc driver. It fixes a memory leak in lpfc_rcv_padisc() where a failed return from lpfc_sli4_resume_rpi() could leave an elsiocb unreleased and its resources leaked. The remediation is to check the return value of lpfc_sli4_resume_rpi() and, on failu...

CVE-2009-2698

CVE-2009-2698 affects the Linux kernel UDP implementation (net/ipv4/udp.c and net/ipv6/udp.c) prior to 2.6.19. Local users can gain privileges or cause a denial of service (NULL pointer dereference/system crash) via UDP socket use with MSG_MORE. Oracle Linux/MiracleLinux advisories reference this...

CVE-2020-36694

The CVE-2020-36694 issue affects the Linux kernel netfilter path prior to 5.10, enabling a use-after-free in the packet processing context due to mishandling of the per-CPU sequence counter during concurrent iptables rule replacements. Exploitation requires CAP_NET_ADMIN in an unprivileged namesp...

CVE-2024-35946

CVE-2024-35946 affects the Linux kernel’s wifi rt89 (rtw89) driver, where a null pointer dereference could occur during abort/cancel of a scan because the code might reference a vif that wasn’t scanning. The public description and connected advisories confirm the issue and cite resolving it by en...

CVE-2024-39471

CVE-2024-39471 is addressed in the Unity Linux advisory UTSA-2025-990372. The issue arises from the Linux kernel AMDGPU driver: when sdma_v4_0_irq_id_to_seq returns -EINVAL, an out-of-bounds read may occur. The patch adds an explicit error path to stop processing and return -EINVAL to prevent the...

CVE-2024-39474

CVE-2024-39474 involves a Linux kernel vmalloc regression where __GFP_NOFAIL allocations may return NULL, due to a race with OOM-killer flow and GFP_KERNEL handling. The fix updates vm_area_alloc_pages() to not check fatal_signal_pending() when __GFP_NOFAIL is set, preventing a NULL vmalloc() ret...

CVE-2024-56604

Summary (CVE-2024-56604): In the Linux kernel, Bluetooth RFCOMM can leave a dangling sk pointer in rfcomm_sock_alloc() when rfcomm_dlc_alloc() fails, leading to a use-after-free. The root cause is bt_sock_alloc() attaching the sk to the sock object and the code path not clearing the pointer on fa...

CVE-2025-37738

CVE-2025-37738 details from Connected docs show a Linux kernel ext4 vulnerability: ext4_xattr_inode_dec_ref_all may read past the end while processing xattrs, leading to a slab-use-after-free as reported by KASAN. The fix makes ext4_xattr handling ignore xattrs entries beyond the end, preventing ...