CVE-2023-52757

CVE-2023-52757 : Linux kernel SMB client deadlock fix. The issue arose when releasing mids under server->mid_lock could lead to a deadlock with cifs_tcp_ses_lock and smb2_find_smb_tcon if mids were released without proper references. The patch removes an unnecessary spinlock in release_mid() c...

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-2024-53093

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-2018-25020

Summary of CVE-2018-25020 (Linux kernel BPF): The vulnerability is in the BPF subsystem where a long jump over an instruction sequence can cause an overflow. It specifically affects the kernel's BPF implementations in files kernel/bpf/core.c and net/core/filter.c, for Linux kernels prior to 4.17....

CVE-2024-42073

The CVE-2024-42073 issue is in the Linux kernel mlxsw spectrum_buffers path. The Shared Buffer Status Register (SBSR) payloads used by two operations were built with absolute port numbers rather than numbers relative to the first port of the port_page, causing memory corruption on Spectrum-4 syst...

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-2019-20806

CVE-2019-20806 affects the Linux kernel up to version 5.1 (i.e., before 5.2). The issue is a NULL pointer dereference in tw5864_handle_frame() (drivers/media/pci/tw5864/tw5864-video.c) that can lead to denial of service. The connected Nessus advisories reiterate the same root cause and state affe...

CVE-2022-1199

CVE-2022-1199 is a Linux kernel flaw that can crash the kernel via user-space activity simulating amateur radio, producing a NULL pointer dereference and a use-after-free. The connected Astra Linux bulletin confirms the same vulnerability details and, for mitigating environments, Siemens’ accompa...

CVE-2022-3521

CVE-2022-3521 is a race-condition vulnerability in the Linux Kernel KCM subsystem (function kcm_tx_work in net/kcm/kcmsock.c). The issue can allow a local attacker to trigger a crash via race conditions in the KCM path. Technical details in connected sources confirm the affected component and roo...

CVE-2023-3358

CVE-2023-3358 describes a NULL pointer dereference in the Linux kernel ISH (Integrated Sensor Hub) driver. The impact stated is that a local user could crash the system. The connected Nessus/NASL entries corroborate the same issue across multiple advisories and lists, but the provided documents d...

CVE-2023-52832

The Linux kernel contains a vulnerability in the mac80211 wifi component where the function ieee80211_get_tx_power() could return an INT_MIN value representing an unset power level . This behavior triggers a signed-integer-overflow UBSAN warning during multiplication in net/wireless/nl80211.c. To...

CVE-2024-26689

CVE-2024-26689 affects the Linux kernel via the Ceph subsystem: in fs/ceph/caps.c, encode_cap_msg() previously could perform a use-after-free due to a race between refcount increment and free in arg->xattr_buf handling. The race around ceph_buffer_get/ceph_buffer_put(ci->i_xattrs.blob) allo...

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-2024-35878

In the Linux kernel, the following vulnerability has been resolved: of: module: prevent NULL pointer dereference in vsnprintf() In of_modalias(), we can get passed the str and len parameters which wouldcause a kernel oops in vsnprintf() since it only allows passing a NULL ptrwhen the length is al...

CVE-2024-46826

The CVE-2024-46826 issue is a concrete Linux kernel vulnerability where the ELF loader uses kernel.randomize_va_space twice, allowing potential inconsistency of the randomization value across an exec. The root cause is a double read of the sysctl value, which can change over time, potentially cau...

CVE-2024-50062

CVE-2024-50062 affects the Linux kernel's RDMA/rtrs-srv path establishment. The connected documents describe a root cause where the RTRS client/server exchange (info_req) requires all connections to be established and the RTRS path to be in CONNECTED state; without proper sanity checks, this can ...

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-2024-26843

The Linux kernel contains a vulnerability in the efi runtime component where a potential overflow of the soft-reserved region size can occur. This happens when a soft-reserved region contains $\ge$ 4GB worth of pages, causing the md_size value to be narrowed. The issue has been resolved in recent...

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-2024-41062

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-2024-41076

CVE-2024-41076: In the Linux kernel, NFSv4: Fix memory leak in nfs4_set_security_label. The vulnerability leaks nfs_fattr and nfs4_label each time a security xattr is set. The connected Astra/IBM bulletins reiterate this CVE as resolved; no other product/vendor/version details are provided in the...

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 ...

CVE-2024-49968

CVE-2024-49968 (from Miracle Linux AXSA advisory) concerns Linux kernel ext4. The vulnerability occurs when mounting an ext4 filesystem that does not have the casefold feature while the default hash version is DX_HASH_SIPHASH; in this scenario the mount operation exits, effectively preventing mou...

CVE-2017-18360

CVE-2017-18360 affects the Linux kernel: in drivers/usb/serial/io_ti.c, change_port_settings before version 4.11.3 allows a local attacker to trigger a division-by-zero in the serial device layer when attempting to set very high baud rates, causing a denial of service. Public references (NVD entr...

CVE-2021-4135

CVE-2021-4135 affects the Linux kernel, specifically the netdevsim (Simulated networking device) driver’s eBPF path. The issue is a memory leak in the nsim_map_alloc_elem path that can be triggered by user-controlled use of BPF for the device, enabling a local attacker to access kernel data. Publ...

CVE-2021-47383

CVE-2021-47383 : In the Linux kernel, the tty imageblit out-of-bounds access is caused when an ioctl FBIOPUT_VSCREENINFO with only xres, yres, and bits_per_pixel is sent and the struct matches the previous ioctl. This leaves fb_var_screeninfo incomplete, causing updatescrollmode() to compute a wr...

CVE-2022-49114

The CVE-2022-49114 issue in the Linux kernel concerns a use-after-free in the SCSI/libfc path, specifically fc_exch_abts_resp(). The bug arises because fc_exch_release(ep) reduces the ep’s refcount to zero while ep is still used, leading to use-after-free. The fix is to Return after the fc_exch_r...

CVE-2024-46819

CVE-2024-46819: In the Linux kernel, the drm/amdgpu path for nbio_v7_4 could dereference an obj when ras_manager.obj is null, causing a warning and potential data leakage through NBIO data. The issue has been resolved in the cited update. The description notes a fix to avoid printing NBIO error d...

CVE-2025-37838

CVE-2025-37838 affects the Linux kernel HSI ssi_protocol: a use-after-free can occur due to a race between ssi_protocol_probe() binding ssi->work to ssip_xmit_work() and ssi_protocol_remove() freeing ssi via kfree(ssi) while the work is still potentially in use. The connected Azure Linux 3.0 a...

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-2022-49465

CVE-2022-49465 (Linux kernel) : A use-after-free could occur in blk-throttle due to BIO_THROTTLED being set on throttled BIOs after __blk_throtl_bio(), leading to use-after-free during I/O completion. The fix moves BIO_THROTTLED assignment into queue_lock, preventing premature release of the bio....

CVE-2022-49541

The CVE-2022-49541 issue is a Linux kernel CIFS vulnerability: a potential double free during a failed mount. It is classed as HIGH severity (LOCAL access, LOW attack complexity) with impact to confidentiality, integrity, and availability as per the CVSS metrics. Connected advisories (SUSE/RHEL-r...

CVE-2023-32269

The CVE-2023-32269 issue is a use-after-free in the Linux kernel (before 6.1.11) in net/netrom/af_netrom.c where accept is allowed for a connected AF_NETROM socket. Exploitation requires netrom routing to be configured or CAP_NET_ADMIN. This vulnerability can lead to local privilege/escalation im...

CVE-2023-52751

CVE-2023-52751 : In the Linux kernel CIFS (smb2_query_info_compound), a race between open_cached_dir() and cached_dir_lease_break() can trigger a use-after-free in the cache entry for a newly created directory handle. The issue arises as the code drops the last reference to the new cfid while a l...

CVE-2024-26672

A vulnerability exists in the Linux kernel 's drm/amdgpu driver. The root cause is that the variable mca_funcs is dereferenced in the amdgpu_mca_smu_get_mca_entry() function (specifically in lines 365 and 368 of amdgpu_mca.c) before it is properly checked for NULL at line 377. This flaw can lead ...

CVE-2024-26769

CVE-2024-26769 affects the Linux kernel vulnerability in the nvmet-fc path. The issue occurs when deleting an association, where the shutdown path can deadlock by flushing the nested nvmet_wq, leading to a denial of service risk. The fix defers the problematic work by moving the put operation int...

CVE-2024-41077

Concretely, CVE-2024-41077 affects the Linux kernel null_blk path. The issue arises from an insufficient validation of the block size: the size must be between 512 and PAGE_SIZE and must be a power of two. The faulty check allowed an invalid bs (e.g., 1536) to be accepted, which could cause a nul...

CVE-2024-44970

CVE-2024-44970 relates to the Linux kernel mlx5e SHAMPO driver. When a Work Queue Entry (WQE) has all strides consumed, it is unlinked from the WQ list. The issue allowed receiving CQEs with 0 consumed strides for the same WQE after it was fully consumed and unlinked, triggering an extra unlink t...

CVE-2024-56608

CVE-2024-56608 affects the Linux kernel in the AMD display driver (drm/amd/display) where dcn21_link_encoder_create could perform an out-of-bounds access on the link_enc_hpd_regs array. The connected TencentOS NASL notes the issue is present in kernels prior to 5.15.182.1-1 and that a patch updat...

CVE-2015-8543

CVE-2015-8543 affects the Linux kernel networking stack (up to version 4.3.3 as used in Android and others). The issue: the networking implementation does not validate protocol identifiers for certain protocol families, enabling local users to cause a NULL pointer dereference and system crash, wi...

CVE-2024-35865

CVE-2024-35865 is a Linux kernel vulnerability affecting the SMB client path, specifically a use-after-free in smb2_is_valid_oplock_break(). The issue arises when skipping sessions that are tearing down (status SES_EXITING) is not performed correctly, enabling a UAF condition in the SMB2 oplock b...

CVE-2024-39473

CVE-2024-39473 affects the Linux kernel ASoC: SOF ipc4-topology. The issue occurs when a process module lacks the base config extension: the same input format is applied to all inputs and process->base_config_ext becomes NULL, allowing a NULL dereference under specific topology/sequences. This...

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-2024-50049

CVE-2024-50049 affects the Linux kernel DRM AMD display path. The vulnerability arises from dereferencing a se pointer that could be NULL after a prior null check in the same function, leading to a FORWARD_NULL condition. Exploitation would be LOCAL with LOW privileges and no user interaction, po...

CVE-2025-21667

CVE-2025-21667 : Linux kernel vulnerability where on 32-bit builds iomap_write_delalloc_scan() used a 32-bit position due to folio_next_index() returning an unsigned long, truncating 64-bit offsets and potentially causing an infinite loop during writes to XFS. Connected documents confirm the root...

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-2023-1990

CVE-2023-1990 describes a use-after-free in ndlc_remove() within Linux kernel’s drivers/nfc/st-nci/ndlc.c, enabling a local attacker to crash the system due to a race condition. The Astra Linux advisory (and Debian advisories with CVE lists) corroborate the same flaw in the Linux kernel. The prov...

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-2024-36952

CVE-2024-36952 is a Linux kernel issue affecting the SCSI lpfc NPIV transport cleanup. The root cause is a race: when a vport is unregistered before the Remove All DA_ID CT and LOGO ELS are sent, the final DA_ID and LOGO can be skipped, because fc_remove_host() frees the ndlp rport object too ear...

CVE-2024-40966

CVE-2024-40966 affects the Linux kernel tty subsystem. The fix adds an option to have a tty reject a new line discipline (ldisc) and limits virtual terminals to N_TTY, preventing con_write() from sleeping while holding a spinlock (which previously could trigger a BUG: sleeping function called fro...