CVE-2023-4015

CVE-2023-4015 describes a use-after-free in the Linux kernel nf_tables component of netfilter, enabling local privilege escalation. The issue arises when building a nftables rule: deactivating immediate expressions in nft_immediate_deactivate() can unbind a chain and deactivate objects that are l...

CVE-2024-53056

CVE-2024-53056 affects the Linux kernel in the drm/mediatek component, specifically the mtk_crtc_destroy() NULL-dereference risk caused by cleanup behavior when mtk_crtc_create() fails to obtain a channel via mbox_request_channel(). The issue arises because, if the call to mbox_request_channel() ...

CVE-2024-53127

The CVE-2024-53127 entry concerns a Linux kernel MMC/DW_MMC issue where reverting the patch that widened max_req_size for 4K pages was necessary because it caused kernel/rootfs boot panics on Rockchip RK3566 and StarFive JH7100, and swiotlb/data corruption on StarFive JH7110. The available source...

CVE-2024-53166

The CVE-2024-53166 entry concerns a Linux kernel bfq UAF in block/bfq. Root cause: bfq_limit_depth() dereferences bfqq loaded from bic without holding bfqd->lock, enabling a use-after-free when io_context is shared by multiple tasks (e.g., io_uring). Astra Linux security bulletin confirms a fi...

CVE-2024-53208

CVE-2024-53208 is a slab-use-after-free in Bluetooth MGMT set_powered_sync in the Linux kernel. Noise in the Miracle/SUSE advisories confirms the issue and lists it among fixed items in kernel live patches for SLES SLE 15 SPx. Remediation: upgrade/apply the kernel live patch referenced in SUSE/SO...

CVE-2024-53224

CVE-2024-53224 affects the Linux kernel mlx5_ib/Mellanox InfiniBand driver. The issue arises from a race between device deregistration and pkey-change work, caused by relocating pkey change work init/cleanup from device resources stage to the notifier stage and by moving the MLX5_IB_STAGE_DEVICE_...

CVE-2024-56739

CVE-2024-56739 affects the Linux kernel where a failed __rtc_read_time in rtc_timer_do_work() can leave struct rtc_time tm with uninitialized data, causing rtc_tm_to_ktime to yield a very large value and potentially trigger kernel softlockup via periodic timers. The published fix adds a check on ...

CVE-2025-21639

The CVE-2025-21639 issue is in the Linux kernel SCTP sysctl handling (rto_min/rto_max) where current->nsproxy was used to read netns, risking a NULL pointer dereference and Oops when the task is exiting. The fix, as described in the initial document, replaces current->nsproxy usage with ret...

CVE-2025-21920

CVE-2025-21920 (Linux kernel VLAN subtype): The issue occurs when creating VLAN devices on non-Ethernet underlying devices, which can trigger an out-of-bounds read by dev_mc_add due to __dev_mc_add using dev->addr_len as the multicast length. The underlying cause is not enforcing the underlyin...

CVE-2015-3214

CVE-2015-3214 affects QEMU prior to 2.3.1 (pit_ioport_read in i8254.c) and Linux kernel prior to 2.6.33. The flaw does not distinguish between read and write lengths, potentially allowing a privileged guest user (with PIT emulation enabled) to trigger an invalid index and cause arbitrary host cod...

CVE-2015-5307

CVE-2015-5307 affects the Linux kernel KVM subsystem (through 4.2.6) and Xen (4.3.x–4.6.x). An attacker who has local access in a guest can trigger many #AC exceptions (Alignment Check), potentially causing a host panic/hang. Root cause involves svm.c/vmx.c handling of alignment-related events. P...

CVE-2016-2184

CVE-2016-2184 affects the Linux kernel snd-usb-audio driver (pre-4.5.1). The vulnerability stems from create_fixed_stream_quirk in sound/usb/quirks.c, which allows a physically proximate attacker to trigger a denial of service via a crafted endpoints value in a USB device descriptor. Consequences...

CVE-2019-19047

CVE-2019-19047 is a memory-leak & potential DoS in the Linux kernel's mlx5_fw_fatal_reporter_dump() (drivers/net/ethernet/mellanox/mlx5/core/health.c) triggered by mlx5_crdump_collect() failures. Affected: Linux kernel versions before 5.3.11. Impact is memory consumption leading to DoS; exploitat...

CVE-2019-19525

CVE-2019-19525 affects the Linux kernel prior to 5.3.6, where a use-after-free can be triggered by a malicious USB device via drivers/net/ieee802154/atusb.c (CID-7fd25e6fc035). The vulnerability has an availability impact and a MEDIUM base score (CVSS v3.1: 4.6) with LOCAL/PHYSICAL factors descri...

CVE-2019-3887

CVE-2019-3887 covers a KVM x2APIC MSR access flaw that can allow a L1 guest to read L0 APIC values via a L2 guest when nested virtualization is enabled, potentially crashing the host kernel (DoS). Affected: Linux kernel with nested=1 supporting x2APIC mode; cited in multiple Unity Linux/Nessus ad...

CVE-2021-29649

The CVE-2021-29649 issue affects the Linux kernel prior to 5.11.11. It is a memory leak in the user mode driver (UMD) caused by incomplete cleanup in kernel/usermode_driver.c and kernel/bpf/preload/bpf_preload_kern.c. The vulnerability is local and does not imply remote code execution by itself; ...

CVE-2022-49753

CVE-2022-49753: In the Linux kernel, dmaengine_dma_chan_get() had a double increment of channel client_count for public channels, causing resources to be freed late or not at all. The issue manifested as a refcount underflow/use-after-free in kernel logs and was observed during repeated module lo...

CVE-2023-52610

CVE-2023-52610 affects the Linux kernel net/sched: act_ct. The vulnerability stems from skb reference handling during IP defragmentation: act_ct added skb->users before defragmentation, and when fragments arrive out of order no one unreferences the last fragment, causing skb leaks and a potent...

CVE-2023-52832

CVE-2023-52832 affects the Linux kernel’s wireless stack (mac80211/nl80211). The issue arises when ieee80211_get_tx_power() can return INT_MIN (the internal sentinel for an “unset power level”), which can trigger a UBSAN signed‑integer overflow. The observed effect is a UBSAN warning in net/wirel...

CVE-2024-26707

The connected documents provide concrete details for CVE-2024-26707: in the Linux kernel net/hsr code, WARN_ONCE() in send_hsr_supervision_frame() is removed and replaced with netdev_warn_once(), and a similar change is suggested for send_prp_supervision_frame() to quiet syzkaller warnings. This ...

CVE-2024-26774

CVE-2024-26774 — Linux kernel ext4 fix for zero-division risk . The vulnerability arises in ext4_mb_update_avg_fragment_size() when the block bitmap is corrupted, potentially causing a divide-by-zero if bb_fragments is 0 and the code uses bb_free. The fix changes the check to determine bb_fragmen...

CVE-2024-26803

Technical details beyond the initial description are not provided in the connected documents. Public specifics about affected products, versions, or fixes are not available here; monitor for official updates.

CVE-2024-35805

CVE-2024-35805 affects the Linux kernel in the dm snapshot code path. The issue was a lockup when exiting a snapshot with many exceptions, resolved by adding a cond_resched in the loop that frees the exceptions in dm_exception_table_exit. The root cause is a lockup during exit of large dm-snapsho...

CVE-2024-35942

CVE-2024-35942 relates to the Linux kernel and affects the imx8mp block clock handling. The issue occurs when the fdcc clock, intended for the HDMI RX domain, is added to the hdmimix domain while HDMI TX/LCDIF probe sequencing can disable it. If the clock is disabled before HDMI/LCDIF probe, LCDI...

CVE-2024-36286

CVE-2024-36286 is a Linux kernel issue where netfilter nfnetlink_queue could call nf_reinject() without holding rcu_read_lock, risking suspicious RCU usage. The resolution adds proper RCU handling in instance_destroy_rcu() and related paths (e.g., nf_reinject, nfqnl_flush) to ensure rcu_read_lock...

CVE-2024-38612

CVE-2024-38612 affects the Linux kernel; the flaw is in the ipv6 SR (seg6) unregister path. The error path in seg6_init() can skip genl_unregister_family() if CONFIG_IPV6_SEG6_LWTUNNEL is not defined and seg6_hmac_init() fails, due to a changed cleanup path (unregister_pernet_subsys() replaced by...

CVE-2024-38632

CVE-2024-38632 : Linux kernel vulnerability in vfio/pci memory leak when vfio_irq_ctx_alloc() fails could leak the 'name' memory during vfio_intx_enable(). The issue is resolved in kernel updates per Unity Linux UTSA-2026-005048 (OS kernel patch block). Affected: vfio/pci in the Linux kernel; Roo...

CVE-2024-40965

CVE-2024-40965 (Linux kernel: i2c/lpi2c): The provided documents confirm a fix for a deadlock scenario in i2c-lpi2c where repeated clk_get_rate() calls during transfers could lock the clk mutex and cause deadlock when a tlv320aic32x4 codec is added. The resolution caches the clock rate and uses a...

CVE-2024-49882

CVE-2024-49882 : In the Linux kernel’s ext4 code, a double free/UAF issue was fixed in ext4_ext_try_to_merge_up() where path[1].p_bh could be freed twice if not NULL after release. The problem manifested as a warning “brelse a buffer twice” during writeback when ext4 extents were merged and buffe...

CVE-2024-49950

CVE-2024-49950 affects the Linux kernel Bluetooth L2CAP implementation (l2cap_connect), with a slab-use-after-free/KASAN issue reported in l2cap_connect.constprop.0. Connected advisories (Unity Linux UTSA-2026-005148, Azure Linux CVE advisory, MiracleLinux AXSA:2025-10392) confirm the fix has bee...

CVE-2024-49994

CVE-2024-49994 : A Linux kernel vulnerability in the block layer (BLKSECDISCARD) is resolved. The flaw arises from an integer overflow in the discard path, causing a near-infinite loop inside blkdev_issue_secure_erase() when a crafted 64-bit range (e.g., r = {512, 18446744073709551104}) is passed...

CVE-2024-53093

CVE-2024-53093 targets the Linux kernel’s nvme-multipath subsystem. The vulnerability stemmed from partition scanning being performed in the controller’s scan_work context. If a path error occurred during that scan, IO could deadlock because the same context would block until a path became availa...

CVE-2024-53110

The CVE-2024-53110 issue affects the Linux kernel vp_vdpa component, where the id_table array wasn’t terminated with a null terminator. This could cause vdpa_mgmtdev_get_classes() to iterate multiple times and access undefined memory. The fix adds one extra virtio_device_id as a null terminator t...

CVE-2024-53161

CVE-2024-53161 is tied to the Linux kernel EDAC/bluefield issue: the 64-bit get-DIMM-info SMC argument used mem_ctrl_idx left-shifted by 16 and OR’d with the DIMM index; with mem_ctrl_idx treated as 32-bit this can truncate the upper 16 bits, risking data loss. The advisory states the mem_ctrl_id...

CVE-2024-56688

CVE-2024-56688 affects the Linux kernel sunrpc transport path. The vulnerability arises because XPRT_SOCK_UPD_TIMEOUT is not cleared when transport->sock is set to NULL during transport reset, so xs_tcp_send_request() may dereference transport->sock (now NULL). This can lead to a crash or d...

CVE-2015-8970

CVE-2015-8970 affects the Linux kernel prior to 4.4.2. The vulnerability is in crypto/algif_skcipher.c where a setkey operation on an AF_ALG socket may not be verified before an accept system call is processed, allowing a local attacker to trigger a NULL pointer dereference and system crash via a...

CVE-2016-2069

CVE-2016-2069 describes a race condition in arch/x86/mm/tlb.c of the Linux kernel that could allow local privilege escalation by a process triggering access to a paging structure on another CPU. The connected Nessus advisories confirm affected Linux kernel lines and reference Kernel versions befo...

CVE-2019-17056

CVE-2019-17056 affects the Linux kernel AF_NFC implementation (llcp_sock_create in net/nfc/llcp_sock.c). Description: it does not enforce CAP_NET_RAW, allowing unprivileged users to create a raw socket. Root cause: missing capability check in llcp_sock_create. Impact: enables local privilege-rest...

CVE-2021-32606

CVE-2021-32606 affects the Linux kernel 5.11–5.12.2, where isotp_setsockopt in net/can/isotp.c permits local privilege escalation to root via a use-after-free. Exploitation details are not provided in the documents; impact is limited to environments with the affected kernel. Ongoing references in...

CVE-2021-38300

CVE-2021-38300 affects the Linux kernel on MIPS through arch/mips/net/bpf_jit.c, where the BPF JIT can emit incorrect machine code when transforming unprivileged cBPF programs. Root cause: conditional branches can exceed the 128 KB limit, enabling a local user to execute arbitrary code in kernel ...

CVE-2023-23039

CVE-2023-23039 : In the Linux kernel (up to 6.2.0-rc2), the race condition in drivers/tty/vcc.c between vcc_open() and vcc_remove() can cause a use-after-free when a physically proximate attacker removes a VCC device while open() is invoked. This yields a potential impact on integrity and availab...

CVE-2023-3111

CVE-2023-3111 is a use-after-free in the Btrfs filesystem driver (fs/btrfs/relocation.c, function prepare_to_relocate). The flaw can be triggered by calling btrfs_ioctl_balance() before btrfs_ioctl_defrag(), leading to potential kernel memory corruption. Public documentation in connected advisori...

CVE-2024-22099

Technical details for CVE-2024-22099 are not publicly provided in the supplied documents. Monitor for updates.

CVE-2024-26855

CVE-2024-26855 – Linux kernel (net/ice) : The vulnerability is a NULL pointer dereference in ice_bridge_setlink(). If nlmsg_find_attr() returns NULL, br_spec may be dereferenced during nla_for_each_nested(), causing a crash/local impact. The fix adds an explicit check that br_spec is not NULL bef...

CVE-2024-27056

CVE-2024-27056 affects the Linux kernel wireless stack (iwlwifi, mvm). The vulnerability arises in the resume path where the TX queue for the offloading TID may not exist if no packets have been sent on TID 0, causing a crash when the code tries to sync the firmware-updated write pointer. The fix...

CVE-2024-35822

The connected documents confirm CVE-2024-35822 affects the Linux kernel USB gadget mass storage path (usb_udc) where a thread may disable an endpoint while the main thread queues a request. Root cause: a warning in usb_ep_queue() was triggered instead of a functional failure. Fix: replacing WARN_...

CVE-2024-40911

CVE-2024-40911 : In the Linux kernel wifi stack (cfg80211), a missing wiphy lock around rdev_get_station can cause a NULL pointer dereference if a STA disconnect/reconnect occurs before a scheduled batadv throughput work runs. The issue is addressed by locking the wiphy before cfg80211_get_statio...

CVE-2024-41060

CVE-2024-41060 is a Linux kernel security issue in the DRM Radeon driver. The root cause is a dereference of bo_va->bo that may be cleared by radeon_vm_clear_freed. The patch adds a NULL check to ensure bo_va->bo is non-NULL before use, preventing a potential NULL dereference crash. The des...

CVE-2024-42094

CVE-2024-42094 affects the Linux kernel where CONFIG_CPUMASK_OFFSTACK=y caused explicit cpumask var allocation on the stack in net/iucv to risk stack overflow. The fix is to use the *cpumask_var API(s) to allocate cpumask variables in a config-neutral way, leaving allocation strategy to CONFIG_CP...

CVE-2024-43906

CVE-2024-43906 affects the Linux kernel, specifically the drm/admgpu path. The issue arises when user space passes an invalid ta type, causing the pointer context to be empty and leading to a potential null pointer dereference. The provided connected materials indicate the vulnerability has been ...