CVEs from 2021

4,783 normalized CVEs published or assigned in this year.

Total
4,783
critical
critical 281
high
high 1,014
medium
medium 1,186
low
low 139
% Critical
5.9%
% with KEV
4.5%
% with exploit
5.4%

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CVE Severity CVSS Risk Flags OS Vendor Published Description
CVE-2021-46922 unknown In the Linux kernel, the following vulnerability has been resolved: KEYS: trusted: Fix TPM reservation for seal/unseal The original patch 8c657a0590de ("KEYS: trusted: Reserve TPM for seal and unse…
CVE-2021-46931 unknown In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Wrap the tx reporter dump callback to extract the sq Function mlx5e_tx_reporter_dump_sq() casts its void * argument to…
CVE-2021-46936 unknown In the Linux kernel, the following vulnerability has been resolved: net: fix use-after-free in tw_timer_handler A real world panic issue was found as follow in Linux 5.4. BUG: unable to handle…
CVE-2021-46947 unknown In the Linux kernel, the following vulnerability has been resolved: sfc: adjust efx->xdp_tx_queue_count with the real number of initialized queues efx->xdp_tx_queue_count is initially initialized t…
CVE-2021-46952 unknown In the Linux kernel, the following vulnerability has been resolved: NFS: fs_context: validate UDP retrans to prevent shift out-of-bounds Fix shift out-of-bounds in xprt_calc_majortimeo(). This is c…
CVE-2021-46953 unknown In the Linux kernel, the following vulnerability has been resolved: ACPI: GTDT: Don't corrupt interrupt mappings on watchdow probe failure When failing the driver probe because of invalid firmware …
CVE-2021-46964 unknown In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Reserve extra IRQ vectors Commit a6dcfe08487e ("scsi: qla2xxx: Limit interrupt vectors to number of CPUs") lowers …
CVE-2021-46970 unknown In the Linux kernel, the following vulnerability has been resolved: bus: mhi: pci_generic: Remove WQ_MEM_RECLAIM flag from state workqueue A recent change created a dedicated workqueue for the stat…
CVE-2021-46973 unknown In the Linux kernel, the following vulnerability has been resolved: net: qrtr: Avoid potential use after free in MHI send It is possible that the MHI ul_callback will be invoked immediately followi…
CVE-2021-46979 unknown In the Linux kernel, the following vulnerability has been resolved: iio: core: fix ioctl handlers removal Currently ioctl handlers are removed twice. For the first time during iio_device_unregister…
CVE-2021-46980 unknown In the Linux kernel, the following vulnerability has been resolved: usb: typec: ucsi: Retrieve all the PDOs instead of just the first 4 commit 4dbc6a4ef06d ("usb: typec: ucsi: save power data objec…
CVE-2021-46989 unknown In the Linux kernel, the following vulnerability has been resolved: hfsplus: prevent corruption in shrinking truncate I believe there are some issues introduced by commit 31651c607151 ("hfsplus: av…
CVE-2021-46991 unknown In the Linux kernel, the following vulnerability has been resolved: i40e: Fix use-after-free in i40e_client_subtask() Currently the call to i40e_client_del_instance frees the object pf->cinst, howe…
CVE-2021-46992 unknown In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: avoid overflows in nft_hash_buckets() Number of buckets being stored in 32bit variables, we have to ensure t…
CVE-2021-46993 unknown In the Linux kernel, the following vulnerability has been resolved: sched: Fix out-of-bound access in uclamp Util-clamp places tasks in different buckets based on their clamp values for performance…
CVE-2021-47004 unknown In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid touching checkpointed data in get_victim() In CP disabling mode, there are two issues when using LFS or SSR | …
CVE-2021-47006 unknown In the Linux kernel, the following vulnerability has been resolved: ARM: 9064/1: hw_breakpoint: Do not directly check the event's overflow_handler hook The commit 1879445dfa7b ("perf/core: Set even…
CVE-2021-47008 unknown In the Linux kernel, the following vulnerability has been resolved: KVM: SVM: Make sure GHCB is mapped before updating Access to the GHCB is mainly in the VMGEXIT path and it is known that the GHCB…
CVE-2021-47009 unknown In the Linux kernel, the following vulnerability has been resolved: KEYS: trusted: Fix memory leak on object td Two error return paths are neglecting to free allocated object td, causing a memory l…
CVE-2021-47012 unknown In the Linux kernel, the following vulnerability has been resolved: RDMA/siw: Fix a use after free in siw_alloc_mr Our code analyzer reported a UAF. In siw_alloc_mr(), it calls siw_mr_add_mem(mr,.…
CVE-2021-47014 unknown In the Linux kernel, the following vulnerability has been resolved: net/sched: act_ct: fix wild memory access when clearing fragments while testing re-assembly/re-fragmentation using act_ct, it's p…
CVE-2021-47019 unknown In the Linux kernel, the following vulnerability has been resolved: mt76: mt7921: fix possible invalid register access Disable the interrupt and synchronze for the pending irq handlers to ensure th…
CVE-2021-47036 unknown In the Linux kernel, the following vulnerability has been resolved: udp: skip L4 aggregation for UDP tunnel packets If NETIF_F_GRO_FRAGLIST or NETIF_F_GRO_UDP_FWD are enabled, and there are UDP tun…
CVE-2021-47037 unknown In the Linux kernel, the following vulnerability has been resolved: ASoC: q6afe-clocks: fix reprobing of the driver Q6afe-clocks driver can get reprobed. For example if the APR services are restart…
CVE-2021-47045 unknown In the Linux kernel, the following vulnerability has been resolved: scsi: lpfc: Fix null pointer dereference in lpfc_prep_els_iocb() It is possible to call lpfc_issue_els_plogi() passing a did for …
CVE-2021-47048 unknown In the Linux kernel, the following vulnerability has been resolved: spi: spi-zynqmp-gqspi: fix use-after-free in zynqmp_qspi_exec_op When handling op->addr, it is using the buffer "tmpbuf" which ha…
CVE-2021-47052 unknown In the Linux kernel, the following vulnerability has been resolved: crypto: sa2ul - Fix memory leak of rxd There are two error return paths that are not freeing rxd and causing memory leaks. Fix t…
CVE-2021-47054 unknown In the Linux kernel, the following vulnerability has been resolved: bus: qcom: Put child node before return Put child node before return to fix potential reference count leak. Generally, the refere…
CVE-2021-47057 unknown In the Linux kernel, the following vulnerability has been resolved: crypto: sun8i-ss - Fix memory leak of object d when dma_iv fails to map In the case where the dma_iv mapping fails, the return er…
CVE-2021-47060 unknown In the Linux kernel, the following vulnerability has been resolved: KVM: Stop looking for coalesced MMIO zones if the bus is destroyed Abort the walk of coalesced MMIO zones if kvm_io_bus_unregiste…
CVE-2021-47062 unknown In the Linux kernel, the following vulnerability has been resolved: KVM: SVM: Use online_vcpus, not created_vcpus, to iterate over vCPUs Use the kvm_for_each_vcpu() helper to iterate over vCPUs whe…
CVE-2021-47067 unknown In the Linux kernel, the following vulnerability has been resolved: soc/tegra: regulators: Fix locking up when voltage-spread is out of range Fix voltage coupler lockup which happens when voltage-s…
CVE-2021-47070 unknown In the Linux kernel, the following vulnerability has been resolved: uio_hv_generic: Fix another memory leak in error handling paths Memory allocated by 'vmbus_alloc_ring()' at the beginning of the …
CVE-2021-47072 unknown In the Linux kernel, the following vulnerability has been resolved: btrfs: fix removed dentries still existing after log is synced When we move one inode from one directory to another and both the …
CVE-2021-47093 unknown In the Linux kernel, the following vulnerability has been resolved: platform/x86: intel_pmc_core: fix memleak on registration failure In case device registration fails during module initialisation,…
CVE-2021-47102 unknown In the Linux kernel, the following vulnerability has been resolved: net: marvell: prestera: fix incorrect structure access In line: upper = info->upper_dev; We access upper_dev field, which is rel…
CVE-2021-47105 unknown In the Linux kernel, the following vulnerability has been resolved: ice: xsk: return xsk buffers back to pool when cleaning the ring Currently we only NULL the xdp_buff pointer in the internal SW r…
CVE-2021-47117 unknown In the Linux kernel, the following vulnerability has been resolved: ext4: fix bug on in ext4_es_cache_extent as ext4_split_extent_at failed We got follow bug_on when run fsstress with injecting IO …
CVE-2021-47125 unknown In the Linux kernel, the following vulnerability has been resolved: sch_htb: fix refcount leak in htb_parent_to_leaf_offload The commit ae81feb7338c ("sch_htb: fix null pointer dereference on a nul…
CVE-2021-47135 unknown In the Linux kernel, the following vulnerability has been resolved: mt76: mt7921: fix possible AOOB issue in mt7921_mcu_tx_rate_report Fix possible array out of bound access in mt7921_mcu_tx_rate_r…
CVE-2021-47141 unknown In the Linux kernel, the following vulnerability has been resolved: gve: Add NULL pointer checks when freeing irqs. When freeing notification blocks, we index priv->msix_vectors. If we failed to al…
CVE-2021-47152 unknown In the Linux kernel, the following vulnerability has been resolved: mptcp: fix data stream corruption Maxim reported several issues when forcing a TCP transparent proxy to use the MPTCP protocol fo…
CVE-2021-47159 unknown In the Linux kernel, the following vulnerability has been resolved: net: dsa: fix a crash if ->get_sset_count() fails If ds->ops->get_sset_count() fails then it "count" is a negative error code suc…
CVE-2021-47167 unknown In the Linux kernel, the following vulnerability has been resolved: NFS: Fix an Oopsable condition in __nfs_pageio_add_request() Ensure that nfs_pageio_error_cleanup() resets the mirror array conte…
CVE-2021-47173 unknown In the Linux kernel, the following vulnerability has been resolved: misc/uss720: fix memory leak in uss720_probe uss720_probe forgets to decrease the refcount of usbdev in uss720_probe. Fix this by…
CVE-2021-47187 unknown In the Linux kernel, the following vulnerability has been resolved: arm64: dts: qcom: msm8998: Fix CPU/L2 idle state latency and residency The entry/exit latency and minimum residency in state for …
CVE-2021-47198 unknown In the Linux kernel, the following vulnerability has been resolved: scsi: lpfc: Fix use-after-free in lpfc_unreg_rpi() routine An error is detected with the following report when unloading the driv…
CVE-2021-47206 unknown In the Linux kernel, the following vulnerability has been resolved: usb: host: ohci-tmio: check return value after calling platform_get_resource() It will cause null-ptr-deref if platform_get_resou…
CVE-2021-47211 unknown In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: fix null pointer dereference on pointer cs_desc The pointer cs_desc return from snd_usb_find_clock_source could …
CVE-2021-47217 unknown In the Linux kernel, the following vulnerability has been resolved: x86/hyperv: Fix NULL deref in set_hv_tscchange_cb() if Hyper-V setup fails Check for a valid hv_vp_index array prior to derefenci…
CVE-2021-47223 unknown In the Linux kernel, the following vulnerability has been resolved: net: bridge: fix vlan tunnel dst null pointer dereference This patch fixes a tunnel_dst null pointer dereference due to lockless …
CVE-2021-47229 unknown In the Linux kernel, the following vulnerability has been resolved: PCI: aardvark: Fix kernel panic during PIO transfer Trying to start a new PIO transfer by writing value 0 in PIO_START register w…
CVE-2021-47235 unknown In the Linux kernel, the following vulnerability has been resolved: net: ethernet: fix potential use-after-free in ec_bhf_remove static void ec_bhf_remove(struct pci_dev *dev) { ... struct ec_bhf_…
CVE-2021-47237 unknown In the Linux kernel, the following vulnerability has been resolved: net: hamradio: fix memory leak in mkiss_close My local syzbot instance hit memory leak in mkiss_open()[1]. The problem was in mis…
CVE-2021-47244 unknown In the Linux kernel, the following vulnerability has been resolved: mptcp: Fix out of bounds when parsing TCP options The TCP option parser in mptcp (mptcp_get_options) could read one byte out of b…
CVE-2021-47248 unknown In the Linux kernel, the following vulnerability has been resolved: udp: fix race between close() and udp_abort() Kaustubh reported and diagnosed a panic in udp_lib_lookup(). The root cause is udp_…
CVE-2021-47263 unknown In the Linux kernel, the following vulnerability has been resolved: gpio: wcd934x: Fix shift-out-of-bounds error bit-mask for pins 0 to 4 is BIT(0) to BIT(4) however we ended up with BIT(n - 1) whi…
CVE-2021-47270 unknown In the Linux kernel, the following vulnerability has been resolved: usb: fix various gadgets null ptr deref on 10gbps cabling. This avoids a null pointer dereference in f_{ecm,eem,hid,loopback,prin…
CVE-2021-47273 unknown In the Linux kernel, the following vulnerability has been resolved: usb: dwc3-meson-g12a: fix usb2 PHY glue init when phy0 is disabled When only PHY1 is used (for example on Odroid-HC4), the regmap…
CVE-2021-47276 unknown In the Linux kernel, the following vulnerability has been resolved: ftrace: Do not blindly read the ip address in ftrace_bug() It was reported that a bug on arm64 caused a bad ip address to be used…
CVE-2021-47279 unknown In the Linux kernel, the following vulnerability has been resolved: usb: misc: brcmstb-usb-pinmap: check return value after calling platform_get_resource() It will cause null-ptr-deref if platform_…
CVE-2021-47288 unknown In the Linux kernel, the following vulnerability has been resolved: media: ngene: Fix out-of-bounds bug in ngene_command_config_free_buf() Fix an 11-year old bug in ngene_command_config_free_buf() …
CVE-2021-47291 unknown In the Linux kernel, the following vulnerability has been resolved: ipv6: fix another slab-out-of-bounds in fib6_nh_flush_exceptions While running the self-tests on a KASAN enabled kernel, I observ…
CVE-2021-47302 unknown In the Linux kernel, the following vulnerability has been resolved: igc: Fix use-after-free error during reset Cleans the next descriptor to watch (next_to_watch) when cleaning the TX ring. Failur…
CVE-2021-47309 unknown In the Linux kernel, the following vulnerability has been resolved: net: validate lwtstate->data before returning from skb_tunnel_info() skb_tunnel_info() returns pointer of lwtstate->data as ip_tu…
CVE-2021-47314 unknown In the Linux kernel, the following vulnerability has been resolved: memory: fsl_ifc: fix leak of private memory on probe failure On probe error the driver should free the memory allocated for priva…
CVE-2021-47318 unknown In the Linux kernel, the following vulnerability has been resolved: arch_topology: Avoid use-after-free for scale_freq_data Currently topology_scale_freq_tick() (which gets called from scheduler_ti…
CVE-2021-47322 unknown In the Linux kernel, the following vulnerability has been resolved: NFSv4: Fix an Oops in pnfs_mark_request_commit() when doing O_DIRECT Fix an Oopsable condition in pnfs_mark_request_commit() when…
CVE-2021-47346 unknown In the Linux kernel, the following vulnerability has been resolved: coresight: tmc-etf: Fix global-out-of-bounds in tmc_update_etf_buffer() commit 6f755e85c332 ("coresight: Add helper for inserting…
CVE-2021-47355 unknown In the Linux kernel, the following vulnerability has been resolved: atm: nicstar: Fix possible use-after-free in nicstar_cleanup() This module's remove path calls del_timer(). However, that functio…
CVE-2021-47361 unknown In the Linux kernel, the following vulnerability has been resolved: mcb: fix error handling in mcb_alloc_bus() There are two bugs: 1) If ida_simple_get() fails then this code calls put_device(carri…
CVE-2021-47367 unknown In the Linux kernel, the following vulnerability has been resolved: virtio-net: fix pages leaking when building skb in big mode We try to use build_skb() if we had sufficient tailroom. But we forge…
CVE-2021-47397 unknown In the Linux kernel, the following vulnerability has been resolved: sctp: break out if skb_header_pointer returns NULL in sctp_rcv_ootb We should always check if skb_header_pointer's return is NULL…
CVE-2021-47410 unknown In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: fix svm_migrate_fini warning Device manager releases device-specific resources when a driver disconnects from a devic…
CVE-2021-47415 unknown In the Linux kernel, the following vulnerability has been resolved: iwlwifi: mvm: Fix possible NULL dereference In __iwl_mvm_remove_time_event() check that 'te_data->vif' is NULL before dereferenci…
CVE-2021-47420 unknown In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: fix a potential ttm->sg memory leak Memory is allocated for ttm->sg by kmalloc in kfd_mem_dmamap_userptr, but isn't f…
CVE-2021-47422 unknown In the Linux kernel, the following vulnerability has been resolved: drm/nouveau/kms/nv50-: fix file release memory leak When using single_open() for opening, single_release() should be called, othe…
CVE-2021-47423 unknown In the Linux kernel, the following vulnerability has been resolved: drm/nouveau/debugfs: fix file release memory leak When using single_open() for opening, single_release() should be called, otherw…
CVE-2021-47424 unknown In the Linux kernel, the following vulnerability has been resolved: i40e: Fix freeing of uninitialized misc IRQ vector When VSI set up failed in i40e_probe() as part of PF switch set up driver was …
CVE-2021-47436 unknown In the Linux kernel, the following vulnerability has been resolved: usb: musb: dsps: Fix the probe error path Commit 7c75bde329d7 ("usb: musb: musb_dsps: request_irq() after initializing musb") has…
CVE-2021-47477 unknown In the Linux kernel, the following vulnerability has been resolved: comedi: dt9812: fix DMA buffers on stack USB transfer buffers are typically mapped for DMA and must not be allocated on the stack…
CVE-2021-47486 unknown In the Linux kernel, the following vulnerability has been resolved: riscv, bpf: Fix potential NULL dereference The bpf_jit_binary_free() function requires a non-NULL argument. When the RISC-V BPF J…
CVE-2021-47489 unknown In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Fix even more out of bound writes from debugfs CVE-2021-42327 was fixed by: commit f23750b5b3d98653b31d4469592935ef6…
CVE-2021-47494 unknown In the Linux kernel, the following vulnerability has been resolved: cfg80211: fix management registrations locking The management registrations locking was broken, the list was locked for each wdev…
CVE-2021-47518 unknown In the Linux kernel, the following vulnerability has been resolved: nfc: fix potential NULL pointer deref in nfc_genl_dump_ses_done The done() netlink callback nfc_genl_dump_ses_done() should check…
CVE-2021-47522 unknown In the Linux kernel, the following vulnerability has been resolved: HID: bigbenff: prevent null pointer dereference When emulating the device through uhid, there is a chance we don't have output re…
CVE-2021-47539 unknown In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix rxrpc_peer leak in rxrpc_look_up_bundle() Need to call rxrpc_put_peer() for bundle candidate before kfree() as it hold…
CVE-2021-47576 unknown In the Linux kernel, the following vulnerability has been resolved: scsi: scsi_debug: Sanity check block descriptor length in resp_mode_select() In resp_mode_select() sanity check the block descrip…
CVE-2021-47610 unknown In the Linux kernel, the following vulnerability has been resolved: drm/msm: Fix null ptr access msm_ioctl_gem_submit() Fix the below null pointer dereference in msm_ioctl_gem_submit(): 26545.260…
CVE-2021-47616 unknown In the Linux kernel, the following vulnerability has been resolved: RDMA: Fix use-after-free in rxe_queue_cleanup On error handling path in rxe_qp_from_init() qp->sq.queue is freed and then rxe_cre…
CVE-2021-47619 unknown In the Linux kernel, the following vulnerability has been resolved: i40e: Fix queues reservation for XDP When XDP was configured on a system with large number of CPUs and X722 NIC there was a call …
CVE-2021-47654 unknown In the Linux kernel, the following vulnerability has been resolved: samples/landlock: Fix path_list memory leak Clang static analysis reports this error sandboxer.c:134:8: warning: Potential leak …
CVE-2021-47656 unknown In the Linux kernel, the following vulnerability has been resolved: jffs2: fix use-after-free in jffs2_clear_xattr_subsystem When we mount a jffs2 image, assume that the first few blocks of the ima…
CVE-2021-4147 unknown A flaw was found in the libvirt libxl driver. A malicious guest could continuously reboot itself and cause libvirtd on the host to deadlock or crash, resulting in a denial of service condition.
CVE-2021-4159 unknown A vulnerability was found in the Linux kernel's EBPF verifier when handling internal data structures. Internal memory locations could be returned to userspace. A local attacker with the permissions t…
CVE-2021-46910 unknown In the Linux kernel, the following vulnerability has been resolved: ARM: 9063/1: mm: reduce maximum number of CPUs if DEBUG_KMAP_LOCAL is enabled The debugging code for kmap_local() doubles the num…
CVE-2021-47465 unknown In the Linux kernel, the following vulnerability has been resolved: KVM: PPC: Book3S HV: Fix stack handling in idle_kvm_start_guest() In commit 10d91611f426 ("powerpc/64s: Reimplement book3s idle c…
CVE-2021-46938 unknown In the Linux kernel, the following vulnerability has been resolved: dm rq: fix double free of blk_mq_tag_set in dev remove after table load fails When loading a device-mapper table for a request-ba…
CVE-2021-47038 unknown In the Linux kernel, the following vulnerability has been resolved: Bluetooth: avoid deadlock between hci_dev->lock and socket lock Commit eab2404ba798 ("Bluetooth: Add BT_PHY socket option") added…
CVE-2021-47078 unknown In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Clear all QP fields if creation failed rxe_qp_do_cleanup() relies on valid pointer values in QP for the properly create…