CVE-2022-40307

CVE-2022-40307 is a Linux kernel issue in drivers/firmware/efi/capsule-loader.c that creates a race condition with a resulting use-after-free . Connections show multiple references: Debian’s LTS advisory for linux-5.10 includes CVE-2022-40307 among the listed fixes, indicating affected kernel ser...

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-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-2024-1151

CVE-2024-1151 is described in connected sources as a Linux kernel vulnerability affecting the Open vSwitch (OVS) sub‑component. The flaw occurs when a recursive operation calls into the same code block without validating stack depth, allowing a stack overflow that can crash the kernel or cause re...

CVE-2024-26633

CVE-2024-26633 affects the Linux kernel’s ip6_tunnel code, specifically the NEXTHDR_FRAGMENT handling in ip6_tnl_parse_tlv_enc_lim(). Syzbot reported that frag_off could be read before enough bytes were pulled into skb->head, causing reads of uninitialized or garbage data. The issue is exposed...

CVE-2024-26679

CVE-2024-26679 : Linux kernel vulnerability where inet_recv_error() reads sk->sk_family without holding the socket lock, enabling a mutation from IPv6 to IPv4 via IPV6_ADDRFORM and potentially triggering a KCSAN warning. Documented fixes exist in kernel commits (see references to stable/commit...

CVE-2024-27012

Summary (CVE-2024-27012) : Linux kernel vulnerability in netfilter nf_tables where deleting a set could fail to restore element refcounts, leaving a mismatched state on abort paths. The fix moves inactive-element checks into the set iterator callback and reverses logic for activate, toggling the ...

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-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-2024-50044

CVE-2024-50044 affects the Linux kernel Bluetooth RFCOMM path. The issue is a deadlock in rfcomm_sk_state_change caused by rfcomm_sock_ioctl attempting to lock sock_lock while another path already holds the lock, creating circular locking. The vulnerability is resolved in kernel code by ensuring ...

CVE-2012-6538

CVE-2012-6538 affects the Linux kernel prior to 3.6. The vulnerability lives in net/xfrm/xfrm_user.c: the function copy_to_user_auth uses an incorrect C library function for copying a string, enabling local users with CAP_NET_ADMIN to read sensitive information from kernel heap memory. The Miracl...

CVE-2014-0181

The CVE-2014-0181 issue affects the Linux kernel Netlink implementation prior to 3.14.1, where there is no authorization based on the opener of a Netlink socket. This can allow a local user to bypass intended access restrictions and modify network configurations by using a Netlink socket for the ...

CVE-2016-8650

CVE-2016-8650 affects the Linux kernel: the mpi_powm function in lib/mpi/mpi-pow.c can fail to allocate memory for limb data, permitting a local attacker to trigger a denial of service (stack memory corruption/panic) via an add_key RSA operation with a zero exponent. Public advisories (F5) confir...

CVE-2019-19377

CVE-2019-19377 concerns Linux kernel 5.0.21 where mounting a crafted btrfs image, performing actions, and unmounting can trigger a use-after-free in btrfs_queue_work (fs/btrfs/async-thread.c). Connected Nessus advisories for Unity Linux (UTSA-2026-004393) reiterate this, tying the issue to kernel...

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-2021-42327

CVE-2021-42327 is a Linux kernel heap-based buffer overflow in the AMDGPU display driver debugfs path (amdgpu_dm_debugfs.c). The flaw occurs in dp_link_settings_write where parse_write_buffer_into_params copies a userspace buffer into a 40-byte heap buffer without proper size checks against copy_...

CVE-2024-24857

Summary (CVE-2024-24857) : A race condition in the Linux kernel’s net/bluetooth driver function conn_info_{min,max}age_set() may cause an integrity overflow, potentially causing Bluetooth connection abnormalities or DoS. Public sources place this as a kernel issue affecting the Bluetooth subsyste...

CVE-2024-39472

CVE-2024-39472 affects the Linux kernel XFS log recovery path. The issue arises from incorrect h_size handling for the legacy h_size fixup during the initial umount record, where earlier changes to LR header block calculation allowed an out-of-bounds access when h_size didn’t originate from the o...

CVE-2024-40960

CVE-2024-40960: Linux kernel IPv6 routing (rt6_probe) NULL-pointer dereference. The code could dereference a non-canonical address due to missing NULL check in __in6_dev_get(); syzbot trace shows a crash (OOPs) in rt6_probe and call path through rt6_nh_find_match and fib6_table_lookup. The vulner...

CVE-2024-50137

CVE-2024-50137 affects the Linux kernel, specifically the StarFive JH7110 reset driver. A fault in reset_control_status can cause data->asserted to be NULL on the JH7110 SoC, triggering errors when accessing an empty member. The issue has been fixed by adding a judgment condition to avoid null...

CVE-2024-53057

CVE-2024-53057 affects Linux kernel net/sched: qdisc_tree_reduce_backlog can UAF when major handle ffff: exists (egress qdiscs). Root cause: ffff: assumed to be root/ingress, fixed by stopping at TC_H_ROOT; the fix updates to avoid iterating into an ingress qdisc and halts when parent is TC_H_ROO...

CVE-2024-53122

CVE-2024-53122 affects the Linux kernel in mptcp: racing subflow creation in mptcp_rcv_space_adjust can trigger a race when handling spooled data on a subflow, potentially causing a divide-by-zero during tcp_cleanup_rbuf() on newly created subflows. The fix adds a state check to ensure the subflo...

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-2010-3705

The vulnerability CVE-2010-3705 affects the Linux kernel SCTP code: sctp_auth_asoc_get_hmac in net/sctp/auth.c does not validate the hmac_ids array from a remote peer, enabling remote attackers to trigger memory corruption and a kernel panic. Affected versions are Linux kernel before 2.6.36; reme...

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-2017-12153

CVE-2017-12153 refers to a security flaw in the Linux kernel where nl80211_set_rekey_data() in net/wireless/nl80211.c does not validate required Netlink attributes, enabling a local attacker with CAP_NET_ADMIN to trigger a NULL pointer dereference and system crash. The vulnerability is described ...

CVE-2017-2671

CVE-2017-2671 affects the Linux kernel ping_unhash in net/ipv4/ping.c. The issue is that a lock is obtained too late, failing to guarantee safety for disconnect calls, enabling a local attacker to trigger a denial of service (panic) by leveraging IPPROTO_ICMP in a socket syscall. Public reference...

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-2021-46984

CVE-2021-46984 : Linux kernel kyber driver had an out-of-bounds read due to a race between blk_mq_get_ctx() calls when a thread is preempted, causing ctx->index_hw[hctx->type] to differ from hctx. The fix passes the request_queue to kyber_bio_merge() (via ->bio_merge()) so Kyber can map ...

CVE-2022-26878

CVE-2022-26878 refers to a memory leak in the Linux kernel’s VirtIO Bluetooth driver (drivers/bluetooth/virtio_bt.c) where socket buffers were allocated but not freed. Affected: Linux kernel before 5.16.3. Impact stated: memory leak (potential resource exhaustion). Remediation: patch released in ...

CVE-2024-27020

In CVE-2024-27020, the Linux kernel nf_tables code had a potential data race when nft_unregister_expr() ran concurrently with __nft_expr_type_get() due to insufficient protection while iterating nf_tables_expressions. The fix involves iterating nf_tables_expressions with list_for_each_entry_rcu()...

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-2024-56769

CVE-2024-56769 affects the Linux kernel media DVB frontends, specifically the dib3000mb driver. The issue is a KMSAN-detected uninitialized value in dib3000_read_reg, arising from an inadequate error handling path in i2c_transfer() where a read buffer rb[2] can end up with undefined values if the...

CVE-2010-4249

CVE-2010-4249 affects the Linux kernel before 2.6.37-rc3-next-20101125: the wait_for_unix_gc routine in net/unix/garbage.c does not properly select times for garbage-collecting inflight sockets, enabling local users to cause a denial of service (system hang) by crafting socketpair and sendmsg cal...

CVE-2013-4312

The CVE-2013-4312 issue affects the Linux kernel prior to 4.4.1, where a local attacker could bypass per-process file-descriptor limits by sending descriptors over a local UNIX domain socket before closing them, causing memory exhaustion and potential denial of service. The root cause is the hand...

CVE-2015-3636

CVE-2015-3636 affects the Linux kernel up to 4.0.2, in the ping_unhash path of net/ipv4/ping.c. The issue arises because a certain list data structure is not initialized during an unhash operation, enabling a local user with ping socket access to crash the system or potentially gain privileges by...

CVE-2019-19535

CVE-2019-19535 affects the Linux kernel up to 5.2.8 via the PCAN-USB FD driver (drivers/net/can/usb/peak_usb/pcan_usb_fd.c). A malicious USB device can trigger an info-leak in this driver (CID-30a8beeb3042), causing partial information disclosure. Affected product: Linux kernel before 5.2.9; vuln...

CVE-2021-3760

The CVE-2021-3760 entry describes a use-after-free in the Linux kernel’s NFC (NCI) driver stack. The vulnerability could allow a local attacker to cause memory corruption or a crash, potentially enabling privilege escalation and affecting confidentiality, integrity, or availability. Public detail...

CVE-2021-38206

The CVE-2021-38206 issue affects the Linux kernel mac80211 subsystem before 5.12.13: when a 5 GHz-only device is used, injecting a frame with 802.11a rates can trigger a NULL pointer dereference in the radiotap parser, causing a Denial of Service. The vulnerability is addressed in Linux kernel 5....

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-2023-1611

CVE-2023-1611 is a use-after-free in btrfs_search_slot (fs/btrfs/ctree.c) in the Linux kernel, enabling local crashes and potentially kernel information leaks. Connected advisories (e.g., Red Hat and Astra/AL) confirm the issue and advocate updating the kernel to mitigate. Affected product is the...

CVE-2023-4569

CVE-2023-4569 – Linux kernel nf_tables memory leak : A memory leak is triggered by nft_set_catchall_flush in net/netfilter/nf_tables_api.c. Several connected advisories describe this as a local issue that can leak memory when catchall elements are deactivated. Affected software is the Linux kerne...

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-2024-26641

CVE-2024-26641 affects the Linux kernel’s IPv6/IP tunneling path. The issue arises in ip6_tunnel when receiving inner headers in __ip6_tnl_rcv(), which could access uninitialized data via a chained path (KMSAN warnings). The fix, as described in the description, is to call pskb_inet_may_pull() to...

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-2024-26933

CVE-2024-26933 is described in connected advisories as a Linux kernel USB core fix: it resolves a deadlock in the port "disable" sysfs attribute handling. The show/store callbacks for the disable sysfs file in port.c acquire the hub’s device lock, while removing a hub (and potentially changing it...

CVE-2024-35896

CVE-2024-35896 concerns the Linux kernel’s netfilter/SockOpt path. The description shows a fix for validating user input length in nf_setsockopt, preventing a slab-out-of-bounds read traced to copy_from_sockptr_offset used during iptables/setsockopt handling. The issue manifested as a read of siz...

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-2024-36917

CVE-2024-36917 : In the Linux kernel, a vulnerability in blk_ioctl_discard() allowed an overflow of start+len, potentially causing a hung task when a discard ioctl with start=0x80000000000ff000 and len=0x8000000000fff000 was submitted. A patch was added to validate the overflow, preventing the NU...

CVE-2024-50035

CVE-2024-50035 affects the Linux kernel PPP path, specifically a fault in ppp_async_encode() that can be triggered by a zero-size pppoe_sendmsg() followed by an empty skb, leading to a possible uninitialized access (KMSAN) in drivers/net/ppp/ppp_async.c. The issue was fixed in upstream Linux comm...