CVE-2019-15030

CVE-2019-15030 affects the Linux kernel on powerpc up to 5.2.14. A local user can read another local process’s vector registers by exploiting a Facility Unavailable exception when starting a transaction (tbegin) and then accessing vector registers; at some point, vector registers may be corrupted...

CVE-2020-8428

CVE-2020-8428 refers to a use-after-free in the Linux kernel’s VFS layer (fs/namei.c/vfs core) that can be exploited by a local attacker to cause a denial of service or potentially read kernel memory. Public advisories (Debian DSA-4667/DSA-4667-1) attribute the issue to a may_create_in_sticky use...

CVE-2021-28660

CVE-2021-28660 affects the Realtek RTL8188EU WiFi driver (drivers/staging/rtl8188eu/os_dep/ioctl_linux.c) in the Linux kernel and is caused by writing beyond the end of the ssid[] array in rtw_wx_set_scan. The Connected documents confirm this exact issue across multiple advisories (e.g., Debian L...

CVE-2021-33655

CVE-2021-33655 is confirmed in the provided documents as an out-of-bounds memory write triggered by malicious data sent via the framebuffer ioctl FBIOPUT_VSCREENINFO in the Linux kernel framebuffer/console path. The issue allows a local user to crash the system and potentially escalate privileges...

CVE-2020-28974

CVE-2020-28974 is a slab-out-of-bounds read in the Linux kernel’s fbcon driver, fixed in kernel 5.9.7. The flaw arises in KD_FONT_OP_COPY within drivers/tty/vt/vt.c and could allow a local attacker to read privileged kernel memory or cause a kernel crash. Several connected documents describe the ...

CVE-2021-4203

CVE-2021-4203 is a Linux kernel use-after-free read flaw in sock_getsockopt() triggered by a race between SO_PEERCRED/SO_PEERGROUPS and listen()/connect(). An authenticated local attacker could crash the system or leak kernel information. The connected IBM advisories document affected products (I...

CVE-2023-4389

CVE-2023-4389 concerns a flaw in btrfs_get_root_ref (fs/btrfs/disk-io.c) of the Linux kernel where the reference count is decremented twice. The connected Astra Linux security bulletin confirms the issue affects the Linux kernel used in that distro (linux-5.10) and describes a local-privilege sce...

CVE-2026-46316

A vulnerability in Linux kernel KVM for ARM64 (vgic-its) is resolved. The issue stemmed from vgic_its_invalidate_cache() traversing the per-ITS translation cache with xa_for_each() and dropping the cache’s reference on each entry using vgic_put_irq(), but it dropped the reference of the pointer r...

CVE-2022-1158

The CVE-2022-1158 issue affects Linux kernel KVM: updating a guest page table entry can use vm_pgoff as the offset to the page frame number, and since vaddr and vm_pgoff are user-controlled, an unprivileged host user could write outside the guest’s region and potentially corrupt the kernel, causi...

CVE-2022-47929

CVE-2022-47929 is a Linux kernel vulnerability: a NULL pointer dereference in the traffic control subsystem (affecting qdisc_graft in net/sched/sch_api.c) that allows an unprivileged user to trigger a denial of service (system crash) via crafted tc qdisc/class configurations. Exploitation is loca...

CVE-2018-17182

Summary : CVE-2018-17182 is a Linux kernel use-after-free vulnerability in the vmacache subsystem. The root cause is that the function vmacache_flush_all mishandles sequence number overflows, allowing a local attacker to trigger a use-after-free via certain thread creation/map/unmap/invalidation/...

CVE-2018-21008

CVE-2018-21008 affects the Linux kernel up to version 4.16.6, with a use-after-free in rsi_mac80211_detach (drivers/net/wireless/rsi/rsi_91x_mac80211.c). Nessus/nvd-derived docs consistently reference this flaw across Unity Linux advisories and related feeds, confirming the vulnerable component a...

CVE-2020-27786

CVE-2020-27786 affects the Linux kernel MIDI subsystem (rawmidi) with a use-after-free in the MIDI ioctl handling path. A local attacker with access to issue ioctl commands to MIDI devices could trigger memory corruption, potentially enabling privilege escalation. Public documentation in connecte...

CVE-2021-3759

CVE-2021-3759 is a memory overflow in the Linux kernel memcg IPC path, where repeated semget calls by a local user can exhaust memory and cause a denial of service. Public docs confirm impact is local and availability-focused. Debian LTS advisory DLA-3244-1 and Amazon ALAS2KERNEL advisories for k...

CVE-2021-3772

CVE-2021-3772 affects the Linux kernel SCTP stack: a blind attacker who knows IPs/ports and can spoof packets can kill an existing SCTP association by sending invalid chunks. The connected advisories confirm the issue and point to a patch in the Linux kernel (commit 32f8807a48ae55be0e76880cfe8607...

CVE-2022-0854

CVE-2022-0854 is a memory leak flaw in the Linux kernel DMA subsystem (DMA_FROM_DEVICE) that could allow a local authenticated attacker to read random kernel memory, exposing data. The IBM Security Bulletin for IBM Storage Scale System lists CVE-2022-0854 among Linux kernel DMA swiotlb-related is...

CVE-2018-1068

CVE-2018-1068 affects the Linux kernel: the 32-bit compatibility layer for ebtables did not sufficiently validate offset values in a 64-bit kernel. A local attacker with CAP_NET_ADMIN (in a namespace) could use this to overwrite kernel memory, potentially leading to privilege escalation. Public a...

CVE-2020-27820

CVE-2020-27820: Linux kernel use-after-free in nouveau's postclose() during device removal (or unbind). Exploitation local; affects nouveau driver paths; impact: high availability risk, no confidentiality/integrity impact per CVSS. Documents indicate a fix exists in kernel patches (e.g., advisori...

CVE-2021-34693

CVE-2021-34693 affects the Linux kernel, specifically the net/can/bcm.c implementation. The issue is an information disclosure caused by uninitialized memory in a data structure, allowing a local attacker to read kernel stack memory. Affected releases include kernel versions up to 5.12.10 (as not...

CVE-2017-6074

CVE-2017-6074 affects the Linux kernel up to 4.9.11, where dccp_rcv_state_process in net/dccp/input.c mishandles DCCP_PKT_REQUEST data in LISTEN state. This can allow a local user to gain root privileges or trigger a denial of service (double free) via an application using IPV6_RECVPKTINFO setsoc...

CVE-2018-5803

CVE-2018-5803 affects the Linux kernel SCTP chunk handling: a length check flaw in _sctp_make_chunk() (net/sctp/sm_make_chunk.c) can trigger a kernel crash/DoS. Affected kernel versions include 4.15.8, 4.14.25, 4.9.87, 4.4.121, 4.1.51, and 3.2.102. Public advisories (Debian, CentOS/Red Hat, Ubunt...

CVE-2019-15099

CVE-2019-15099 affects the Linux kernel: the vulnerability is a NULL pointer dereference in drivers/net/wireless/ath/ath10k/usb.c (ath10k USB path) caused by an incomplete endpoint descriptor address. Affected kernel versions include up to 5.2.8. Noted impact is potential kernel crash or denial o...

CVE-2019-19462

CVE-2019-19462 affects Linux kernel: relay_open in kernel/relay.c, vulnerable through kernel version 5.4.1, allows local attackers to cause a denial of service (e.g., relay blockage) by triggering a NULL alloc_percpu result. The connected UNITY_LINUX advisories reproduce this description and refe...

CVE-2023-2156

CVE-2023-2156 is a Linux kernel networking flaw in the RPL protocol handling that stems from improper processing of user-supplied data. The description in the initial document states that an unauthenticated remote attacker could cause a denial of service by triggering an assertion failure. Connec...

CVE-2018-10853

CVE-2018-10853: A security flaw in the Linux kernel KVM hypervisor (pre-4.18) where emulation of certain unprivileged instructions (sgdt, sidt, fxsave, fxrstor) did not check CPL, potentially allowing an unprivileged guest process to escalate privileges inside the guest. The CVE is linked to comm...

CVE-2019-19046

CVE-2019-19046 is a memory-leak in Linux kernel drivers/char/ipmi/ipmi_msghandler.c (__ipmi_bmc_register) up to kernel 5.3.11. An ida_simple_get() failure can cause memory consumption leading to DoS; exploitation details are described in the CVE entry, including note that third parties dispute th...

CVE-2019-20096

CVE-2019-20096 affects the Linux kernel before 5.1, where a memory leak in __feat_register_sp() (net/dccp/feat.c) can lead to denial of service. The Unity Linux Nessus advisories (UTSA-2026-003899/004383/000228) reference the same description block, confirming the issue and impact. No specific pa...

CVE-2023-2166

CVE-2023-2166 pertains to a NULL pointer dereference in the Linux kernel CAN protocol (net/can/af_can.c). The issue is that ml_priv may not be initialized in the receive path for CAN frames, enabling a local attacker to crash the system or potentially cause a denial of service via a malformed or ...

CVE-2019-12382

CVE-2019-12382 affects Linux kernels up to 5.1.5 in drm_load_edid_firmware (drm_edid_load.c). There is an unchecked kstrdup of fwstr, which could lead to a denial of service via a NULL pointer dereference and system crash. The description notes the vendor disputes this as a vulnerability because ...

CVE-2024-0340

CVE-2024-0340 is confirmed in the Linux kernel, affecting the vhost_new_msg path in drivers/vhost/vhost.c. The issue arises from memory not being properly initialized when building messages exchanged between virtual guests and the host via /dev/vhost-net, enabling local privileged users to read k...

CVE-2019-16231

CVE-2019-16231 affects Linux kernel 5.2.14 through a NULL pointer dereference caused by failing to check the return value of alloc_workqueue in drivers/net/fjes/fjes_main.c. The description specifies this root cause and the potential impact (remote kernel crash) but does not provide details on af...

CVE-2021-3564

CVE-2021-3564 describes a local, double-free memory corruption in the Linux kernel Bluetooth HCI device initialization. A local attacker could crash the system by triggering the flaw when attaching a malicious HCI TTY Bluetooth device; the issue affects Linux kernel versions from 3.13 onward. Con...

CVE-2022-1508

The CVE-2022-1508 entry describes an out-of-bounds read in the Linux kernel io_uring module triggered by certain parameters to io_read(), enabling a local user with low privileges and no user interaction to read memory out of bounds. The provided data notes a MEDIUM base score (6.1, CVSS 3.1) wit...

CVE-2022-34918

CVE-2022-34918 affects the Linux kernel up to 5.18.9 in the Netfilter nf_tables subsystem. A type confusion in nft_set_elem_init can trigger a heap/buffer overflow in nft_set_elem_init, allowing a local attacker who already has an unprivileged user namespace to escalate to root by gaining CAP_NET...

CVE-2019-19533

CVE-2019-19533 affects the Linux kernel prior to 5.3.4 and is caused by an info-leak in the ttusb_dec.c USB driver (drivers/media/usb/ttusb-dec/ttusb_dec.c) when handling a malicious USB device. The vulnerability can lead to partial information disclosure (confidentiality impact). Public referenc...

CVE-2021-3444

CVE-2021-3444 affects the Linux kernel’s eBPF verifier, where mod32 destination register truncation can be mishandled when the source is known to be zero. This enables a local attacker loading BPF programs to read kernel memory (information disclosure) and potentially perform out-of-bounds writes...

CVE-2022-1789

CVE-2022-1789 targets KVM in the Linux kernel. With shadow paging enabled, INVPCID can lead to a NULL pointer dereference when CR0.PG=0, because the invlpg callback is not set, causing a crash in kvm_mmu_invpcid_gva. The same issue is echoed in Astra Linux and AlmaLinux advisories, which list KVM...

CVE-2018-1120

CVE-2018-1120 affects the Linux kernel prior to 4.17. By mmap()ing a FUSE-backed file into a process’s memory that contains command line arguments or environment strings, a local attacker can cause utilities that read /proc//cmdline or /proc//environ (e.g., ps, w) to block indefinitely or for a b...

CVE-2021-29647

CVE-2021-29647 affects the Linux kernel (qrtr_recvmsg in net/qrtr/qrtr.c). The issue is an information disclosure via a partially uninitialized data structure, enabling a local attacker to read kernel memory. Root cause: partially uninitialized data in QRTR IPC router handling. Public references ...

CVE-2024-39494

CVE-2024-39494 – Linux kernel ima use-after-free on dentry name The flaw occurs in the IMA path where a dentry’s dname.name can be changed by a rename, and the previous value may be freed. The early value could be freed before a stable snapshot is taken because the locking conditions (dentry/d_lo...

CVE-2019-13233

CVE-2019-13233 affects Linux kernel arch/x86/lib/insn-eval.c with a use-after-free in LDT entry access caused by a race between modify_ldt() and a #BR exception for an MPX bounds violation. F5 advisory notes the vulnerability in Linux kernel before 5.1.9 and cites the ChangeLog-5.1.9 as the fix. ...

CVE-2020-36766

The CVE-2020-36766 issue affects the Linux kernel prior to 5.8.6. In drivers/media/cec/core/cec-api.c, memory leakage of one kernel byte to unprivileged users occurs due to directly assigning log_addrs with a hole in the struct. The vulnerability is local (requires local access) and has a low ove...

CVE-2021-30002

The CVE-2021-30002 issue affects the Linux kernel prior to 5.11.3. It is caused by a memory leak in video_usercopy inside drivers/media/v4l2-core/v4l2-ioctl.c when handling large webcam arguments. This memory leak can lead to memory exhaustion on affected systems. Connected advisories (e.g., Debi...

CVE-2022-41218

CVE-2022-41218 is a Linux kernel use-after-free in the DVB core (drivers/media/dvb-core/dmxdev.c) caused by refcount races, affecting dvb_demux_open and dvb_dmxdev_release. The issue is local, with potential denial of service or privilege escalation as implied by downstream advisories. Public rec...

CVE-2021-31916

CVE-2021-31916 is a Linux kernel vulnerability in the device-mapper code (drivers/md/dm-ioctl.c, list_devices) causing an out-of-bounds memory write due to a bound check failure in kernels before 5.12. An attacker with CAP_SYS_ADMIN (local, no user interaction) can trigger a heap overrun, potenti...

CVE-2022-1353

CVE-2022-1353 — pfkey_register (net/key/af_key.c, Linux kernel) : A local, unprivileged user can gain access to kernel memory due to a flaw in pfkey_register. The vulnerability can lead to a system crash or leakage of internal kernel information. The Connected documents reference Linux kernel adv...

CVE-2022-28390

CVE-2022-28390 is a Linux kernel vulnerability: a double-free in ems_usb_start_xmit() implemented in drivers/net/can/usb/ems_usb.c, affecting kernels up to 5.17.1. Connected advisories (Astra Linux, ALMAS/AL2, Debian DSA) reference this CVE and include it among kernel fixes; they indicate patchin...

CVE-2022-45934

The CVE-2022-45934 issue affects the Linux kernel up to version 6.0.10, in the Bluetooth subsystem’s l2cap_config_req function (net/bluetooth/l2cap_core.c) where an integer wraparound can occur via L2CAP_CONF_REQ packets. The available connected documents confirm the root cause as an integer wrap...

CVE-2024-41009

The CVE-2024-41009 issue affects the Linux kernel BPF ringbuf implementation. It occurs when two reservations overlap in a power-of-2 sized ring buffer, enabling a BPF program to edit a header in a later chunk and corrupt the earlier chunk’s header, potentially crashing the kernel. The root cause...

CVE-2018-14633

CVE-2018-14633 affects the Linux kernel iSCSI target code, specifically chap_server_compute_md5(), where an unauthenticated remote attacker can trigger a stack-based buffer overflow, potentially causing a denial of service or exposing data from an iSCSI target. Public disclosures in 2018 indicate...