CVE-2023-0179

CVE-2023-0179 is a Linux kernel Netfilter vulnerability involving a buffer overflow in the NFT payload path that could leak stack/heap addresses and enable local privilege escalation via arbitrary code execution. Connected advisories confirm a fix in the Linux kernel: Astra Linux describes correc...

CVE-2020-36312

CVE-2020-36312 affects the Linux kernel up to version 5.8.9, where in virt/kvm/kvm_main.c a kmalloc failure can trigger a memory leak in kvm_io_bus_unregister_dev. The connected Nessus advisories confirm the issue as a kernel-level leak and reference the fixed patch in 5.8.10 (ChangeLog-5.8.10; c...

CVE-2017-7895

CVE-2017-7895 affects the Linux kernel NFSv2/v3 server (fs/nfsd/nfs3xdr.c, fs/nfsd/nfsxdr.c). A remote attacker can craft requests that bypass end-of-buffer checks, triggering pointer-arithmetic errors or other unspecified impacts. Affected kernels include up to 4.10.13; remediation is to upgrade...

CVE-2020-8992

CVE-2020-8992 affects the Linux kernel ext4 implementation (ext4_protect_reserved_inode in fs/ext4/block_validity.c) through version 5.5.3. A crafted journal size can cause a denial of service (soft lockup) via a local attack. Connected advisories (e.g., SUSE-SU-2020:1663-1, Ubuntu USN-4419-1, Un...

CVE-2021-38199

CVE-2021-38199 concerns the Linux kernel’s NFSv4 client. The vulnerability arises from incorrect connection-setup ordering in fs/nfs/nfs4client.c, which can be triggered by remote NFSv4 servers during trunking detection, potentially causing a denial of service by hanging mounts. Connected advisor...

CVE-2022-3566

CVE-2022-3566 affects the Linux kernel TCP handler (tcp_getsockopt/tcp_setsockopt) with a race condition. The connected documents show multiple vendor/OS advisories (ALAS2KERNEL-5.15-2024-053, ALAS2KERNEL-5.4-2024-084, ALAS2KERNEL-5.10-2024-066, ALAS-2024-2622, ALAS2KERNEL-5.15-2024-053, ALAS2KER...

CVE-2023-25012

CVE-2023-25012 is a Linux kernel use-after-free in the HID bigben driver (hid-bigbenff.c). A crafted USB device can leave LED controllers registered too long, enabling a local attacker with physical access to trigger a use-after-free in bigben_remove, potentially causing a denial of service or ar...

CVE-2009-1385

CVE-2009-1385 describes an integer underflow in the e1000/e1000e drivers of the Linux kernel (drivers/net/e1000/e1000_main.c) that can be triggered by a crafted frame size. Affects Linux kernel versions before 2.6.30-rc8 (and the e1000e driver) and Intel Wired Ethernet (e1000) before 7.5.5. Explo...

CVE-2023-3863

CVE-2023-3863 is a use-after-free vulnerability in the Linux kernel’s NFC stack (nfc_llcp_find_local in net/nfc/llcp_core.c). A local privileged user could trigger memory misuse leading to kernel information leak (impact on confidentiality; I=H, A=H in some advisories) and potential escalation. P...

CVE-2024-53130

CVE-2024-53130 affects the Linux kernel nilfs2 code. The issue is a NULL pointer dereference in the block_dirty_buffer tracepoint when using mark_buffer_dirty(), caused by bh->b_bdev->bd_dev being dereferenced even if the buffer head lacks a block_device pointer. The kernel fix makes nilfs_...

CVE-2014-0101

The CVE-2014-0101 issue affects the Linux kernel up to version 3.13.6, where the function sctp_sf_do_5_1D_ce in net/sctp/sm_statefuns.c does not validate certain auth_enable/auth_capable fields before sctp_sf_authenticate. This can enable a remote attacker to cause a denial of service by sending ...

CVE-2019-15031

CVE-2019-15031 affects the Linux kernel on the powerpc platform up to and including 5.2.14. A local user can read vector registers of another local process by triggering an interrupt, starting a hardware transactional memory region with tbegin, and then accessing vector registers. The issue arise...

CVE-2021-26930

CVE-2021-26930 affects the Xen PV backend: Linux kernel 3.11–5.10.16 Ker-branch Xen blkback.c grants mapping references from the frontend and may discard errors or fail to update internal state, causing the caller to access unmapped space. The result is potential denial of service, information le...

CVE-2022-24958

CVE-2022-24958 relates to the Linux kernel USB gadget subsystem, specifically drivers/usb/gadget/legacy/inode.c up to version 5.16.8, where dev->buf release is mishandled. The consequence is a use‑after‑free condition in the USB gadget legacy path, which can lead to a local denial of service a...

CVE-2019-20812

CVE-2019-20812 affects the Linux kernel prior to 5.4.7. The issue is in the function prb_calc_retire_blk_tmo() in net/packet/af_packet.c , which can cause a denial of service (high CPU usage and soft lockup) in a failure case when using TPACKET_V3 . Impact is localized (local access required) and...

CVE-2021-40490

CVE-2021-40490 describes a race condition in ext4_write_inline_data_end of the Linux kernel’s ext4 subsystem, present through kernel versions up to 5.13.13. Connected sources corroborate a race in ext4 and note this can enable denial of service and potential privilege impact. The Debian advisory ...

CVE-2022-3623

CVE-2022-3623 refers to a Linux Kernel issue in the BPF path where a race condition in follow_page_pte (mm/gup.c) can be exploited remotely. Connected sources corroborate the root cause as a race in follow_page_pte and list the affected component as Linux Kernel with the BPF involvement. The Astr...

CVE-2019-19075

The CVE-2019-19075 entry maps to a memory leak in the Linux kernel ca8210_probe() implementation (drivers/net/ieee802154/ca8210.c) that can cause memory exhaustion and DoS by triggering ca8210_get_platform_data() failures. Affected is the kernel before 5.3.8; mitigation is upgrading to kernel 5.3...

CVE-2020-11609

CVE-2020-11609 affects the Linux kernel, specifically the stv06xx USB video driver family. The issue arises from mishandling of invalid USB device descriptors in the stv06xx.c and stv06xx_pb0100.c code paths, leading to a NULL pointer dereference. This can allow a locally‑present attacker with ac...

CVE-2016-10905

CVE-2016-10905: A use-after-free in Linux kernel fs/gfs2/rgrp.c (pre-4.8) is caused by gfs2_clear_rgrpd and read_rindex_entry. Several Nessus/OpenVAS/SUSE/F5 advisories reference this CVE and map it to vulnerable kernel versions and affected distributions; the public text confirms the flaw but do...

CVE-2021-28375

The CVE-2021-28375 issue affects the Linux kernel up to 5.11.6, specifically fastrpc_internal_invoke in drivers/misc/fastrpc.c, which does not prevent user-space processes from sending kernel RPC messages. This is a local, privilege-escalation risk (as indicated by related CVE-2019-2308) that cou...

CVE-2021-4028

CVE-2021-4028 is a Linux kernel use-after-free in the RDMA communications manager listener path. Local attackers could crash the system or potentially escalate privileges by exploiting a high-port socket listen use-after-free. The vulnerability is documented across multiple connected sources (Deb...

CVE-2024-42229

CVE-2024-42229 concerns a Linux kernel cryptography hardening issue in the AEAD/cipher path. The description states that after cryptographic operations, the key buffer must be zeroized, in line with I.G 9.7.B for FIPS 140-3 guidance. The fix involves zeroizing buffers that previously held private...

CVE-2026-22998

CVE-2026-22998 affects the Linux kernel’s NVMe over Fabrics NVMe-TCP path. The issue is a NULL pointer dereference in nvmet_tcp_build_pdu_iovec triggered by H2C_DATA PDUs when command data structures are uninitialized or partially initialized. Specifically, nvmet_tcp_handle_h2c_data_pdu() could p...

CVE-2021-28038

CVE-2021-28038 is a Linux kernel issue (through 5.11.3 with Xen PV) where the netback driver mishandles grant mapping errors, leaving memory allocation/error conditions untreated. In a Xen PV setup, a misbehaving networking frontend driver can trigger a host OS denial of service (Dom0 crash) from...

CVE-2022-1786

CVE-2022-1786 is a use-after-free in the Linux kernel io_uring subsystem triggered when a ring is set up with IORING_SETUP_IOPOLL and more than one task completes submissions on that ring. The consequence is local privilege escalation or a crash. Public details in connected documents confirm the ...

CVE-2022-42721

CVE-2022-42721 is a local, WLAN-frame–triggered vulnerability in the Linux kernel mac80211/BSS handling (linked-list corruption in net/wireless/scan.c; cfg80211_add_nontrans_list) affecting 5.1–5.19.x prior to 5.19.16. Exploitation could enable code execution via crafted frames; patches exist in ...

CVE-2025-21756

CVE-2025-21756 affects the Linux kernel vsock subsystem. The issue arises from keeping socket bindings until destruction, preventing correct unbinding during transport reassignment. This leads to a use-after-free in the binding path, observed as a KASAN slab-use-after-free in __vsock_bind and rel...

CVE-2018-10940

CVE-2018-10940 affects the Linux kernel, where cdrom_ioctl_media_changed in drivers/cdrom/cdrom.c allows a local attacker to read kernel memory due to an incorrect bounds check in the CDROM_MEDIA_CHANGED ioctl. The vulnerability exists in versions before the 4.16.6 patch, which was released in th...

CVE-2020-25670

CVE-2020-25670 is a Linux kernel vulnerability affecting the NFC LLCP protocol implementation. The issue is a refcount leak in llcp_sock_bind() that can cause a use-after-free, with the potential for privilege escalation. The connected documents confirm the vulnerability and its association with ...

CVE-2021-26708

CVE-2021-26708 describes a local privilege-escalation in the Linux kernel prior to 5.10.13 caused by race conditions in AF_VSOCK (net/vmw_vsock/af_vsock.c) related to wrong locking during VSOCK multi-transport changes. The vulnerability can be exploited via use-after-free primitives in the vsock_...

CVE-2021-3744

CVE-2021-3744 is a memory-leak DoS in the Linux kernel: the flaw occurs in the ccp_run_aes_gcm_cmd() function (drivers/crypto/ccp/ccp-ops.c), allowing memory consumption-based denial of service. Connected advisories (Astra Linux and Amazon Linux 2 kernel updates) confirm the same root cause and n...

CVE-2021-41073

The CVE-2021-41073 issue affects the Linux kernel (affected versions 5.10 to 5.14.6) where loop_rw_iter in fs/io_uring.c can be abused via IORING_OP_PROVIDE_BUFFERS to trigger a use-after-free of a kernel buffer, enabling local privilege escalation. Exploitation relies on reading /proc//maps and ...

CVE-2021-45486

CVE-2021-45486 affects the Linux kernel IPv4 stack, specifically net/ipv4/route.c, where a very small hash table enables information leakage. The vulnerability arises from the hash table size and is documented to be addressed in Linux kernel 5.12.4 (ChangeLog-5.12.4). Public-connected materials (...

CVE-2022-4543

CVE-2022-4543, described as EntryBleed, is a Linux kernel vulnerability in the Page Table Isolation (KPTI) path that could allow a local attacker to leak the KASLR base address via prefetch side-channels based on TLB timing on Intel CPUs. The connected sources confirm the issue’s existence and it...

CVE-2024-42230

In CVE-2024-42230, the Linux kernel on pseries PowerPC is affected by a scv instruction crash when kexec is used. The root cause is that kexec on pseries disables AIL (reloc_on_exc), required for scv instruction support, before all CPUs have been shut down, allowing scv instructions to execute af...

CVE-2021-4157

CVE-2021-4157 concerns the Linux kernel NFS subsystem and a memory-bound write flaw. The description in the initial document states an out-of-bounds write of 1–2 bytes could be triggered when using mirroring/replication over NFS, potentially allowing a user with NFS mount access to crash the syst...

CVE-2022-3424

CVE-2022-3424 is a local-use-after-free in the Linux kernel SGI GRU driver (gru_file_unlocked_ioctl/gru_check_chiplet_assignment). A local user could crash the system or potentially escalate privileges. Debian-LTS entries confirm the flaw exists in SGI GRU, with testing notes that the driver is n...

CVE-2023-6931

CVE-2023-6931 describes a heap/out-of-bounds write in the Linux kernel’s Performance Events subsystem. The issue arises when a perf_event read_size overflows, causing an out-of-bounds increment or write in perf_read_group(). The vulnerability is described as enabling local privilege escalation. M...

CVE-2014-2523

CVE-2014-2523 applies to the Linux kernel code path net/netfilter/nf_conntrack_proto_dccp.c up to version 3.13.6. The vulnerability arises from incorrect handling of a DCCP header pointer, which could allow remote attackers to cause a system crash ( denial of service ) or potentially execute arbi...

CVE-2019-15219

This CVE (CVE-2019-15219) affects the Linux kernel prior to 5.1.8. Description confirms a NULL pointer dereference caused by a malicious USB device in drivers/usb/misc/sisusbvga/sisusb.c, enabling local hardware interaction to crash the system. Connected advisories (Unity Linux UTSA-2026-003808 a...

CVE-2019-3460

CVE-2019-3460 affects the Linux kernel and is a heap data information leak in multiple locations, including L2CAP_PARSE_CONF_RSP, reported as present in builds before 5.1-rc1. The issue arises from a heap information leak in L2CAP handling; the advisory notes updates to address it in kernel relea...

CVE-2019-3896

CVE-2019-3896 is described in connected documents as a kernel flaw: a double-free can occur in idr_remove_all() inside lib/idr.c of the Linux kernel 2.6 branch. An unprivileged local attacker could exploit this for privilege escalation or to crash the system (DoS). The affected component is the L...

CVE-2020-14305

Mode C: CVE-2020-14305 is a Linux kernel vulnerability described in connected documents as an out-of-bounds memory write affecting the Voice Over IP H.323 connection tracking for ipv6 port 1720. An unauthenticated remote attacker could crash the system, causing DoS, with high impact on confidenti...

CVE-2021-34556

CVE-2021-34556 affects the Linux kernel up to 5.13.7. An unprivileged eBPF (BPF) program can leak sensitive kernel memory via a Speculative Store Bypass side-channel, because the protection mechanism did not account for uninitialized memory on the BPF stack. The root cause is information disclosu...

CVE-2022-2078

CVE-2022-2078 is a Linux kernel vulnerability in nft_set_desc_concat_parse() that can trigger a buffer overflow, leading to denial of service and possibly code execution. The linked AstraEU/IBM advisories reiterate the same function and impact, describing local access requirements and potential f...

CVE-2024-44935

CVE-2024-44935: In the Linux kernel SCTP, a null pointer dereference can occur in reuseport_add_sock() when concurrent close operations clear sk_reuseport_cb. The issue stems from insufficient synchronization among reuseport_alloc(), reuseport_add_sock(), and reuseport_detach_sock() across socket...

CVE-2017-1000252

CVE-2017-1000252 : The Linux kernel KVM subsystem (arch/x86/kvm/vmx.c and virt/kvm/eventfd.c) is vulnerable to a denial of service caused by an out-of-bounds guest_irq value. The issue allows a local guest OS user to trigger an assertion failure, leading to a hypervisor hang or crash. The descrip...

CVE-2018-7566

CVE-2018-7566 is confirmed in the Connected documents as a Linux kernel 4.15 vulnerability. It describes a buffer overflow in ALSA/seq handling: an SNDRV_SEQ_IOCTL_SET_CLIENT_POOL ioctl write to /dev/snd/seq can be triggered by a local user. The affected component is the kernel’s sound/ALSA subsy...

CVE-2021-26932

CVE-2021-26932 affects Linux kernels 3.2 through 5.10.16 when used with Xen PV backends. The issue arises in grant-mapping error handling during batch hypercalls, where errors can be ignored or misreported, causing improper unmapping and potential downstream impact. Affected components include ar...