CVE-2021-31829

CVE-2021-31829 affects the Linux kernel’s eBPF verifier (kernel/bpf/verifier.c) and describes speculative-load handling that could leak kernel memory via side-channels. The Initial document notes the flaw up to kernel 5.12.1 and references remediation through patched kernels; Connected documents ...

CVE-2018-1087

CVE-2018-1087 describes a vulnerability in the Linux kernel KVM where exceptions delivered after a stack switch (via Mov SS or Pop SS) were not properly handled. The flaw could allow an unprivileged KVM guest user to crash the guest or potentially escalate privileges within the guest. The descrip...

CVE-2021-28964

CVE-2021-28964: A race condition in get_old_root() in fs/btrfs/ctree.c of the Linux kernel up to 5.11.8 can allow a local attacker to cause a denial of service by cloning an extent buffer without proper locking. Connected documents confirm the Btrfs race condition and DoS impact but do not provid...

CVE-2023-52817

CVE-2023-52817: Linux kernel DRM/AMDGPU fix for a NULL pointer dereference when the smc_rreg pointer is NULL while reading amdgpu_regs_smc (VEGA20). The patch adds a NULL check to amdgpu_debugfs_regs_smc_read path, preventing a kernel NULL pointer dereference when users read /sys/kernel/debug/dri...

CVE-2019-16994

CVE-2019-16994 affects the Linux kernel prior to 5.0, where a memory leak in sit_init_net() (net/ipv6/sit.c) may occur if register_netdev() fails to register sitn->fb_tunnel_dev, potentially enabling denial of service. Connected advisories (e.g., Unity/UTSA) corroborate the kernel version rang...

CVE-2022-39189

CVE-2022-39189 affects the Linux kernel KVM/x86, where unprivileged guest users can compromise the guest kernel due to mishandled TLB flushes in certain KVM_VCPU_PREEMPTED situations. The issue is documented across multiple advisories (e.g., Debian, Amazon Linux ALAS2KERNEL, Astra Linux) and is m...

CVE-2023-6270

CVE-2023-6270 affects the Linux kernel AoE (ATA over Ethernet) driver. The flaw is in aoecmd_cfg_pkts(), which improperly updates the refcount of thestruct net_device, allowing a use-after-free when freeing the device and accessing it via the skbtxq queue. This can lead to a denial of service or ...

CVE-2018-10322

CVE-2018-10322 affects the Linux kernel (up to 4.16.3) via the XFS inode verification path: xfs_dinode_verify in fs/xfs/libxfs/xfs_inode_buf.c can trigger an xfs_ilock_attr_map_shared invalid pointer dereference, allowing a local attacker to cause a denial of service. Exploitation status is not d...

CVE-2018-8781

CVE-2018-8781 affects the Linux kernel udl_fb_mmap() in udl_fb.c, with an integer overflow from kernel 3.4 up to 4.15. It allows a local user with udldrmfb driver access to obtain full read/write permissions on kernel physical pages, enabling kernel-space code execution. No patch/version remediat...

CVE-2019-15918

CVE-2019-15918 affects the Linux kernel prior to 5.0.10. The issue: SMB2_negotiate in fs/cifs/smb2pdu.c performs an out-of-bounds read due to data structures not being fully updated after downgrading SMB negotiation from smb30 to smb21. Impact stated in multiple advisories is a local vulnerabilit...

CVE-2019-19059

CVE-2019-19059 affects the Linux kernel’s iwlwifi PCIe ctxt-info-gen3 code path (drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c). The issue is described as multiple memory leaks in iwl_pcie_ctxt_info_gen3_init() that can be triggered when iwl_pcie_init_fw_sec() or dma_alloc_coherent() f...

CVE-2019-20095

CVE-2019-20095 affects the Linux kernel mwifiex driver (drivers/net/wireless/marvell/mwifiex/cfg80211.c). The description states that certain error-handling paths do not free allocated hostcmd memory, causing a memory leak that can lead to a denial of service. The issue is fixed in kernel version...

CVE-2019-20908

CVE-2019-20908 affects the Linux kernel up to 5.3: in drivers/firmware/efi/efi.c, efivar_ssdt ACPI variable permissions can be too permissive, enabling local attackers to bypass lockdown or secure boot restrictions. Affected: Linux kernels prior to 5.4 (as referenced by Unity Linux and MiracleLin...

CVE-2020-36386

The CVE-2020-36386 vulnerability affects the Linux kernel prior to 5.8.1 and is located in net/bluetooth/hci_event.c (hci_extended_inquiry_result_evt). A slab-out-of-bounds read in this function could disclose information or contribute to a DoS condition. Exploitation requires local access (AV:L,...

CVE-2023-0590

CVE-2023-0590: A use-after-free in qdisc_graft (net/sched/sch_api.c) due to a race condition in the Linux kernel can lead to denial of service. The issue is noted in multiple public bulletins (e.g., Astra Linux and IBM QRadar) referencing the same kernel component, with remediation via patch ebda...

CVE-2023-52443

CVE-2023-52443 affects the Linux kernel AppArmor parser. A packed profile containing a name like ":samba-dcerpcd" can be treated as only a namespace, causing tmpname to be NULL while tmpns remains non-NULL, which leads to a NULL dereference in aa_alloc_profile during unpack_profile/a a_unpack pat...

CVE-2019-15925

CVE-2019-15925 : The Linux kernel (before 5.2.3) contains an out-of-bounds access in hclge_tm_schd_mode_vnet_base_cfg (drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c). This affects kernels prior to 5.2.3; patch and changelog are available in ChangeLog-5.2.3. Public references include kerne...

CVE-2020-36310

CVE-2020-36310 affects the Linux kernel prior to 5.8, specifically arch/x86/kvm/svm/svm.c, where set_memory_region_test can infinite-loop on certain nested page faults (CID-e72436bc3a52). The connected Nessus/OSS documents confirm this exact issue in Unity Linux kernels and Debian/openSUSE adviso...

CVE-2020-36516

CVE-2020-36516 : Linux kernel (through 5.16.11) contains a flaw in the mixed IPID assignment method with a hash-based IPID policy that allows an off-path attacker to inject data into or terminate a victim’s TCP session. The issue affects the kernel’s TCP/IP handling and is documented in multiple ...

CVE-2022-4662

CVE-2022-4662 is a Linux kernel USB core subsystem vulnerability describing improper access control when a user attaches a USB device. A local attacker could trigger a crash by exploiting the flawed USB device handling. The connected IBM bulletin for Spectrum Protect Plus notes a remediation: fix...

CVE-2023-4459

CVE-2023-4459 is rejected/not used; this CVE record does not represent an active vulnerability entry.

CVE-2023-52447

Technical details about CVE-2023-52447 are not provided in the supplied documents; monitor for updates.

CVE-2024-0193

CVE-2024-0193 is a Linux kernel netfilter NFT_TABLES use-after-free flaw. The issue arises when the catchall element is garbage-collected during removal of the pipapo set, enabling double deactivation of the element and a use-after-free on NFT_CHAIN or NFT_OBJECT. This could allow a local unprivi...

CVE-2026-43500

Summary: CVE-2026-43500 affects the Linux kernel RXRPC path for DATA/RESPONSE packets. The issue occurs when skb fragments are externally owned (e.g., via splice() or frag lists) and the code path decrypts in place, binding frag pages into the AEAD/skcipher SGL. The fix extends the gate to unshar...

CVE-2021-28688

CVE-2021-28688 relates to the Linux kernel fix for XSA-365. The patch initialized pointers to avoid cleanup issues, but under certain conditions it could overwrite pointers that need cleanup, causing persistence leaks and, consequently, incomplete host cleanup after a guest dies, leaving zombie d...

CVE-2023-2985

CVE-2023-2985 describes a use-after-free in hfsplus_put_super (fs/hfsplus/super.c) of the Linux kernel, enabling a local attacker to cause a denial of service. Connected documents confirm the flaw and its local impact, but do not provide a vendor-specific fix or patch details. No additional explo...

CVE-2023-52340

The CVE concerns the Linux kernel IPv6 implementation (net/ipv6/route.c) where a max_size threshold can be exhausted, enabling a denial-of-service condition (network is unreachable) when IPv6 packets loop via a raw socket. Affected: Linux kernel versions prior to 6.3. Impact is denial of service ...

CVE-2023-6531

CVE-2023-6531 is a Linux kernel use-after-free race in the unix garbage collector where deletion of SKB races with unix_stream_read_generic() on the socket the SKB is queued on. The issue enables local privilege escalation as described in multiple advisories. Public documents consistently identif...

CVE-2017-15129

CVE-2017-15129 describes a use-after-free in Linux kernel network namespaces: get_net_ns_by_id() may skip verifying net::count after locating a peer in netns_ids idr, enabling a double free and memory corruption. Affected: Linux kernel before 4.14.11; impact includes potential system crash and po...

CVE-2019-15118

CVE-2019-15118 affects the Linux kernel up to version 5.2.9. The vulnerability arises from the function check_input_term in sound/usb/mixer.c , which mishandles recursion and can cause a kernel stack exhaustion leading to a crash. The connected Nessus entries corroborate the issue and reference U...

CVE-2020-9383

CVE-2020-9383 affects the Linux kernel floppy driver (set_fdc in drivers/block/floppy.c) where the FDC index is not checked for errors before assignment, causing a wait_til_ready out-of-bounds read. Impact per the CVE description: local attacker could cause a denial of service or privilege escala...

CVE-2021-26931

CVE-2021-26931 is a Linux kernel issue in Xen PV backend handling. Affected: kernel 2.6.39–5.10.16 when running Xen PV; vulnerable components include block/xen-blkback/blkback.c and xen-scsiback.c. Root cause: grant-mapping error handling could be treated as a plain bug, leading to a kernel crash...

CVE-2023-23559

CVE-2023-23559 affects the Linux kernel rndis_wlan.c (rndis_query_oid) up to version 6.1.5. The vulnerability arises from an integer overflow in an addition, which may lead to a buffer overflow. Connected sources corroborate the issue and reference updates/mitigations in related advisories (e.g.,...

CVE-2024-0641

CVE-2024-0641 describes a denial-of-service vulnerability in the Linux kernel’s TIPC subsystem, specifically in tipc_crypto_key_revoke in net/tipc/crypto.c. The flaw allows guests with local user privileges to trigger a deadlock, potentially crashing the system. Connected sources (Astra Linux bul...

CVE-2026-43038

CVE-2026-43038 affects the Linux kernel IPv6 ICMP error path. A forged IPv4 ICMP error with CIPSO options could cause ip6_err_gen_icmpv6_unreach() to misinterpret an inner IPv4 inet_skb_parm as an IPv6 parameter, allowing an offset misreference (dsthao) that could enable out-of-bounds or memory a...

CVE-2019-12455

CVE-2019-12455 affects the Linux kernel code path sunxi_divs_clk_setup in sunxi/clk-sunxi.c (through 5.1.5). The issue is an unchecked kstrndup of derived_name, which could lead to a NULL pointer dereference and system crash (DoS). A vendor/field note in the description mentions the problem is di...

CVE-2019-19338

CVE-2019-19338 describes a flaw in the Linux kernel related to the handling of TAA/MDS interactions in TSX-enabled cascaded environments, affecting guests on Cascade Lake hosts with TSX enabled and a host-side fix for CVE-2019-11135 in kernels prior to 5.5. The Connected documents confirm affecte...

CVE-2021-29264

The CVE-2021-29264 issue affects the Linux kernel’s Freescale Gianfar Ethernet driver (drivers/net/ethernet/freescale/gianfar.c). A negative fragment size is computed in scenarios with an RX queue overrun when jumbo packets are used and NAPI is enabled, enabling a network attacker to crash the sy...

CVE-2022-3545

CVE-2022-3545: Linux Kernel use-after-free in area_cache_get (drivers/net/ethernet/netronome/nfp/nfpcore/nfp_cppcore.c, IPsec). Affects local attacker within LAN via area_cache_get manipulation; initial description notes a patch exists to fix the issue. Connected Astra Linux bulletin provides con...

CVE-2022-45885

CVE-2022-45885 : The Linux kernel (up to version 6.0.9) has a race in drivers/media/dvb-core/dvb_frontend.c that can cause a use-after-free when a device is disconnected. The vulnerability affects the DVB core frontend path and is rated high severity (CVSS 3.1: AV=L/AC=H/PR=L/UI=N/S=U/C=H/I=H/A=H...

CVE-2023-1095

CVE-2023-1095 refers to a Linux kernel issue in the nf_tables_updtable path. When nf_tables_table_enable returns an error, nft_trans_destroy frees the transaction object by calling list_del(), but the transaction was never placed on a list (the list head is zeroed), resulting in a NULL pointer de...

CVE-2024-38541

In the Linux kernel, the following vulnerability has been resolved: of: module: add buffer overflow check in of_modalias() In of_modalias(), if the buffer happens to be too small even for the 1stsnprintf() call, the len parameter will become negative and str parameter(if not NULL initially) will ...

CVE-2016-3137

CVE-2016-3137 affects the Linux kernel driver, specifically drivers/usb/serial/cypress_m8.c, with exploitation possible via a USB device lacking interrupt endpoints. The vulnerability allows a NULL pointer dereference leading to a denial of service (system crash) and is fixed in kernel 4.5.1 (and...

CVE-2017-10661

CVE-2017-10661 is a race condition in Linux kernel timerfd (fs/timerfd.c) that affects versions before 4.10.15. The flaw arises from improper protection of the might_cancel queue during concurrent timerfd operations, enabling local attackers to cause a denial of service or gain privileges via lis...

CVE-2021-35039

The CVE-2021-35039 issue affects the Linux kernel up to version 5.12.14 where module signature verification can be bypassed if CONFIG_MODULE_SIG is not set and a module.sig_enforce=1 argument is used during init_module loading. Affected component: kernel/module.c. Root cause: mishandling of signa...

CVE-2022-2964

CVE-2022-2964 affects the Linux kernel AX88179_178A-based USB Ethernet driver. The advisory cites multiple out-of-bounds reads and possible writes in the driver, with CVSS v3.1 base metrics: AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H (score 7.8, HIGH). Affected components are the AX88179_178A USB ethern...

CVE-2019-15921

CVE-2019-15921 : In the Linux kernel prior to 5.0.6, a memory leak occurs in genl_register_family() when idr_alloc() fails (net/netlink/genetlink.c). This can lead to resource leakage in affected systems. Root cause is a failure path not freeing partial allocations; impact is limited to memory/re...

CVE-2021-20194

CVE-2021-20194 affects Linux kernels 5.2+ when compiled with CONFIG_BPF_SYSCALL=y, CONFIG_BPF=y, CONFIG_CGROUPS=y, CONFIG_CGROUP_BPF=y, and without hardened_usercopy; a BPF execution bug in __cgroup_bpf_run_filter_getsockopt() can cause a heap overflow. Local attackers can potentially cause DoS o...

CVE-2021-38198

CVE-2021-38198 affects the Linux kernel’s KVM implementation for x86. The vulnerability resides in arch/x86/kvm/mmu/paging_tmpl.h where shadow page access permissions are computed incorrectly, leading to a missing guest protection page fault. This can undermine guest isolation and may enable inst...

CVE-2023-46813

CVE-2023-46813 affects the Linux kernel before 6.5.9. The issue arises from incorrect access checking in the #VC handler and SEV-ES MMIO instruction emulation, allowing a race where an attacker with userspace MMIO access can replace an instruction before the #VC handler reads it. This can lead to...