CVEs from 2021
Total
4,786
critical
critical 281
high
high 1,022
medium
medium 1,179
low
low 138
% Critical
5.9%
% with KEV
4.5%
% with exploit
5.3%
Top vendors
Top products
- simatic_wincc_runtime_advanced 28
- office 13
- primavera_gateway 10
- weblogic_server 9
- primavera_unifier 8
- modicon_m340_bmxp342020 8
- log4j 8
- mbed_tls 8
| CVE | Severity | CVSS | Risk | Flags | OS | Vendor | Published | Description |
|---|---|---|---|---|---|---|---|---|
| CVE-2021-0929 | unknown | — | — | — | In ion_dma_buf_end_cpu_access and related functions of ion.c, there is a possible way to corrupt memory due to a use after free. This could lead to local escalation of privilege with no additional ex… | |||
| CVE-2021-20265 | unknown | — | — | — | A flaw was found in the way memory resources were freed in the unix_stream_recvmsg function in the Linux kernel when a signal was pending. This flaw allows an unprivileged local user to crash the sys… | |||
| CVE-2021-28713 | unknown | — | — | — | Rogue backends can cause DoS of guests via high frequency events T[his CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE.] Xen o… | |||
| CVE-2021-28691 | unknown | — | — | — | Guest triggered use-after-free in Linux xen-netback A malicious or buggy network PV frontend can force Linux netback to disable the interface and terminate the receive kernel thread associated with q… | |||
| CVE-2021-28711 | unknown | — | — | — | Rogue backends can cause DoS of guests via high frequency events T[his CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE.] Xen o… | |||
| CVE-2021-28714 | unknown | — | — | — | Guest can force Linux netback driver to hog large amounts of kernel memory T[his CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which C… | |||
| CVE-2021-28715 | unknown | — | — | — | Guest can force Linux netback driver to hog large amounts of kernel memory T[his CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which C… | |||
| CVE-2021-33061 | unknown | — | — | — | Insufficient control flow management for the Intel(R) 82599 Ethernet Controllers and Adapters may allow an authenticated user to potentially enable denial of service via local access. | |||
| CVE-2021-33135 | unknown | — | — | — | Uncontrolled resource consumption in the Linux kernel drivers for Intel(R) SGX may allow an authenticated user to potentially enable denial of service via local access. | |||
| CVE-2021-34866 | unknown | — | — | — | This vulnerability allows local attackers to escalate privileges on affected installations of Linux Kernel 5.14-rc3. An attacker must first obtain the ability to execute low-privileged code on the ta… | |||
| CVE-2021-3736 | unknown | — | — | — | A flaw was found in the Linux kernel. A memory leak problem was found in mbochs_ioctl in samples/vfio-mdev/mbochs.c in Virtual Function I/O (VFIO) Mediated devices. This flaw could allow a local atta… | |||
| CVE-2021-38199 | unknown | — | — | — | fs/nfs/nfs4client.c in the Linux kernel before 5.13.4 has incorrect connection-setup ordering, which allows operators of remote NFSv4 servers to cause a denial of service (hanging of mounts) by arran… | |||
| CVE-2021-38203 | unknown | — | — | — | btrfs in the Linux kernel before 5.13.4 allows attackers to cause a denial of service (deadlock) via processes that trigger allocation of new system chunks during times when there is a shortage of fr… | |||
| CVE-2021-38206 | unknown | — | — | — | The mac80211 subsystem in the Linux kernel before 5.12.13, when a device supporting only 5 GHz is used, allows attackers to cause a denial of service (NULL pointer dereference in the radiotap parser)… | |||
| CVE-2021-39633 | unknown | — | — | — | In gre_handle_offloads of ip_gre.c, there is a possible page fault due to an invalid memory access. This could lead to local information disclosure with no additional execution privileges needed. Use… | |||
| CVE-2021-4135 | unknown | — | — | — | A memory leak vulnerability was found in the Linux kernel's eBPF for the Simulated networking device driver in the way user uses BPF for the device such that function nsim_map_alloc_elem being called… | |||
| CVE-2021-39713 | unknown | — | — | — | Product: AndroidVersions: Android kernelAndroid ID: A-173788806References: Upstream kernel | |||
| CVE-2021-4032 | unknown | — | — | — | A vulnerability was found in the Linux kernel's KVM subsystem in arch/x86/kvm/lapic.c kvm_free_lapic when a failure allocation was detected. In this flaw the KVM subsystem may crash the kernel due to… | |||
| CVE-2021-39800 | unknown | — | — | — | In ion_ioctl of ion-ioctl.c, there is a possible way to leak kernel head data due to a use after free. This could lead to local information disclosure with no additional execution privileges needed. … | |||
| CVE-2021-39801 | unknown | — | — | — | In ion_ioctl of ion-ioctl.c, there is a possible use after free due to improper locking. This could lead to local escalation of privilege with no additional execution privileges needed. User interact… | |||
| CVE-2021-39802 | unknown | — | — | — | In change_pte_range of mprotect.c , there is a possible way to make a shared mmap writable due to a permissions bypass. This could lead to local escalation of privilege with no additional execution p… | |||
| CVE-2021-4148 | unknown | — | — | — | A vulnerability was found in the Linux kernel's block_invalidatepage in fs/buffer.c in the filesystem. A missing sanity check may allow a local attacker with user privilege to cause a denial of servi… | |||
| CVE-2021-4149 | unknown | — | — | — | A vulnerability was found in btrfs_alloc_tree_b in fs/btrfs/extent-tree.c in the Linux kernel due to an improper lock operation in btrfs. In this flaw, a user with a local privilege may cause a denia… | |||
| CVE-2021-3982 | unknown | — | — | — | Linux distributions using CAP_SYS_NICE for gnome-shell may be exposed to a privilege escalation issue. An attacker, with low privilege permissions, may take advantage of the way CAP_SYS_NICE is curre… | |||
| CVE-2021-42008 | unknown | — | — | — | The decode_data function in drivers/net/hamradio/6pack.c in the Linux kernel before 5.13.13 has a slab out-of-bounds write. Input from a process that has the CAP_NET_ADMIN capability can lead to root… | |||
| CVE-2021-4202 | unknown | — | — | — | A use-after-free flaw was found in nci_request in net/nfc/nci/core.c in NFC Controller Interface (NCI) in the Linux kernel. This flaw could allow a local attacker with user privileges to cause a data… | |||
| CVE-2021-4440 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: x86/xen: Drop USERGS_SYSRET64 paravirt call commit afd30525a659ac0ae0904f0cb4a2ca75522c3123 upstream. USERGS_SYSRET64 is used to… | |||
| CVE-2021-43057 | unknown | — | — | — | An issue was discovered in the Linux kernel before 5.14.8. A use-after-free in selinux_ptrace_traceme (aka the SELinux handler for PTRACE_TRACEME) could be used by local attackers to cause memory cor… | |||
| CVE-2021-3498 | unknown | — | — | — | GStreamer before 1.18.4 might cause heap corruption when parsing certain malformed Matroska files. | |||
| CVE-2021-23168 | unknown | — | — | — | Out of bounds read for some Intel(R) PROSet/Wireless WiFi and Killer(TM) WiFi products may allow an unauthenticated user to potentially enable denial of service via adjacent access. | |||
| CVE-2021-23223 | unknown | — | — | — | Improper initialization for some Intel(R) PROSet/Wireless WiFi and Killer(TM) WiFi products may allow a privileged user to potentially enable escalation of privilege via local access. | |||
| CVE-2021-37409 | unknown | — | — | — | Improper access control for some Intel(R) PROSet/Wireless WiFi and Killer(TM) WiFi products may allow a privileged user to potentially enable escalation of privilege via local access. | |||
| CVE-2021-44545 | unknown | — | — | — | Improper input validation for some Intel(R) PROSet/Wireless WiFi and Killer(TM) WiFi products may allow an unauthenticated user to potentially enable denial of service via adjacent access. | |||
| 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-2021-47027 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: mt76: mt7921: fix kernel crash when the firmware fails to download Fix kernel crash when the firmware is missing or fails to down… | |||
| CVE-2021-20209 | unknown | — | — | — | A memory leak vulnerability was found in Privoxy before 3.0.29 in the show-status CGI handler when no action files are configured. | |||
| 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-2021-46910 | 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-2021-47136 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: net: zero-initialize tc skb extension on allocation Function skb_ext_add() doesn't initialize created skb extension with any valu… | |||
| CVE-2021-47128 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: bpf, lockdown, audit: Fix buggy SELinux lockdown permission checks Commit 59438b46471a ("security,lockdown,selinux: implement SEL… | |||
| CVE-2021-47139 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: net: hns3: put off calling register_netdev() until client initialize complete Currently, the netdevice is registered before clien… | |||
| CVE-2021-47414 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: riscv: Flush current cpu icache before other cpus On SiFive Unmatched, I recently fell onto the following BUG when booting: [ … | |||
| CVE-2021-31439 | unknown | — | — | — | This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Synology DiskStation Manager. Authentication is not required to exploit this vulnerablity. … | |||
| CVE-2021-46981 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: nbd: Fix NULL pointer in flush_workqueue Open /dev/nbdX first, the config_refs will be 1 and the pointers in nbd_device are still… | |||
| CVE-2021-46955 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: openvswitch: fix stack OOB read while fragmenting IPv4 packets running openvswitch on kernels built with KASAN, it's possible to … | |||
| CVE-2021-3929 | unknown | — | — | — | A DMA reentrancy issue was found in the NVM Express Controller (NVME) emulation in QEMU. This CVE is similar to CVE-2021-3750 and, just like it, when the reentrancy write triggers the reset function … | |||
| CVE-2021-47453 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: ice: Avoid crash from unnecessary IDA free In the remove path, there is an attempt to free the aux_idx IDA whether it was allocat… | |||
| CVE-2021-47566 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: proc/vmcore: fix clearing user buffer by properly using clear_user() To clear a user buffer we cannot simply use memset, we have … | |||
| CVE-2021-4319 | unknown | — | — | — | Use after free in Blink in Google Chrome prior to 93.0.4577.82 allowed a remote attacker to perform arbitrary read/write via a crafted HTML page. (Chromium security severity: High) | |||
| CVE-2021-4322 | unknown | — | — | — | Use after free in DevTools in Google Chrome prior to 91.0.4472.77 allowed an attacker who convinced a user to install a malicious extension to execute arbitrary code via a crafted Chrome Extension. (… | |||
| CVE-2021-45103 | unknown | — | — | — | An issue was discovered in HTCondor 9.0.x before 9.0.10 and 9.1.x before 9.5.1. An attacker can access files stored in S3 cloud storage that a user has asked HTCondor to transfer. | |||
| CVE-2021-25312 | unknown | — | — | — | HTCondor before 8.9.11 allows a user to submit a job as another user on the system, because of a flaw in the IDTOKENS authentication method. | |||
| CVE-2021-46957 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: riscv/kprobe: fix kernel panic when invoking sys_read traced by kprobe The execution of sys_read end up hitting a BUG_ON() in __f… | |||
| CVE-2021-41689 | unknown | — | — | — | DCMTK through 3.6.6 does not handle string copy properly. Sending specific requests to the dcmqrdb program, it would query its database and copy the result even if the result is null, which can incur… | |||
| CVE-2021-43533 | unknown | — | — | — | When parsing internationalized domain names, high bits of the characters in the URLs were sometimes stripped, resulting in inconsistencies that could lead to user confusion or attacks such as phishin… | |||
| CVE-2021-38562 | unknown | — | — | — | Best Practical Request Tracker (RT) 4.2 before 4.2.17, 4.4 before 4.4.5, and 5.0 before 5.0.2 allows sensitive information disclosure via a timing attack against lib/RT/REST2/Middleware/Auth.pm. | |||
| CVE-2021-43530 | unknown | — | — | — | A Universal XSS vulnerability was present in Firefox for Android resulting from improper sanitization when processing a URL scanned from a QR code. *This bug only affects Firefox for Android. Other o… | |||
| CVE-2021-3574 | unknown | — | — | — | A vulnerability was found in ImageMagick-7.0.11-5, where executing a crafted file with the convert command, ASAN detects memory leaks. | |||
| CVE-2021-47390 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Fix stack-out-of-bounds memory access from ioapic_write_indirect() KASAN reports the following issue: BUG: KASAN: sta… | |||
| CVE-2021-45949 | unknown | — | — | — | Ghostscript GhostPDL 9.50 through 9.54.0 has a heap-based buffer overflow in sampled_data_finish (called from sampled_data_continue and interp). | |||
| CVE-2021-45104 | unknown | — | — | — | An issue was discovered in HTCondor 9.0.x before 9.0.10 and 9.1.x before 9.5.1. An attacker who can capture HTCondor network data can interfere with users' jobs and data. | |||
| CVE-2021-47300 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: bpf: Fix tail_call_reachable rejection for interpreter when jit failed During testing of f263a81451c1 ("bpf: Track subprog poke d… | |||
| CVE-2021-43411 | unknown | — | — | — | An issue was discovered in GNU Hurd before 0.9 20210404-9. When trying to exec a setuid executable, there's a window of time when the process already has the new privileges, but still refers to the o… | |||
| CVE-2021-43412 | unknown | — | — | — | An issue was discovered in GNU Hurd before 0.9 20210404-9. libports accepts fake notification messages from any client on any port, which can lead to port use-after-free. This can be exploited for lo… | |||
| CVE-2021-43413 | unknown | — | — | — | An issue was discovered in GNU Hurd before 0.9 20210404-9. A single pager port is shared among everyone who mmaps a file, allowing anyone to modify any files that they can read. This can be trivially… | |||
| CVE-2021-43414 | unknown | — | — | — | An issue was discovered in GNU Hurd before 0.9 20210404-9. The use of an authentication protocol in the proc server is vulnerable to man-in-the-middle attacks, which can be exploited for local privil… | |||
| CVE-2021-32739 | unknown | — | — | — | Icinga is a monitoring system which checks the availability of network resources, notifies users of outages, and generates performance data for reporting. From version 2.4.0 through version 2.12.4, a… | |||
| CVE-2021-32743 | unknown | — | — | — | Icinga is a monitoring system which checks the availability of network resources, notifies users of outages, and generates performance data for reporting. In versions prior to 2.11.10 and from versio… | |||
| CVE-2021-47110 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: x86/kvm: Disable kvmclock on all CPUs on shutdown Currenly, we disable kvmclock from machine_shutdown() hook and this only happen… | |||
| CVE-2021-47112 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: x86/kvm: Teardown PV features on boot CPU as well Various PV features (Async PF, PV EOI, steal time) work through memory shared w… | |||
| CVE-2021-47119 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: ext4: fix memory leak in ext4_fill_super Buffer head references must be released before calling kill_bdev(); otherwise the buffer… | |||
| CVE-2021-47120 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: HID: magicmouse: fix NULL-deref on disconnect Commit 9d7b18668956 ("HID: magicmouse: add support for Apple Magic Trackpad 2") add… | |||
| CVE-2021-47124 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: io_uring: fix link timeout refs WARNING: CPU: 0 PID: 10242 at lib/refcount.c:28 refcount_warn_saturate+0x15b/0x1a0 lib/refcount.c… | |||
| CVE-2021-47127 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: ice: track AF_XDP ZC enabled queues in bitmap Commit c7a219048e45 ("ice: Remove xsk_buff_pool from VSI structure") silently intro… | |||
| CVE-2021-26529 | unknown | — | — | — | The mg_tls_init function in Cesanta Mongoose HTTPS server 7.0 and 6.7-6.18 (compiled with mbedTLS support) is vulnerable to remote OOB write attack via connection request after exhausting memory pool. | |||
| CVE-2021-47131 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: net/tls: Fix use-after-free after the TLS device goes down and up When a netdev with active TLS offload goes down, tls_device_dow… | |||
| CVE-2021-47133 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: HID: amd_sfh: Fix memory leak in amd_sfh_work Kmemleak tool detected a memory leak in the amd_sfh driver. ==================== u… | |||
| CVE-2021-47158 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: net: dsa: sja1105: add error handling in sja1105_setup() If any of sja1105_static_config_load(), sja1105_clocking_setup() or sja1… | |||
| CVE-2021-47194 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: cfg80211: call cfg80211_stop_ap when switch from P2P_GO type If the userspace tools switch from NL80211_IFTYPE_P2P_GO to NL80211_… | |||
| CVE-2021-47179 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: NFSv4: Fix a NULL pointer dereference in pnfs_mark_matching_lsegs_return() Commit de144ff4234f changes _pnfs_return_layout() to c… | |||
| CVE-2021-47197 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: nullify cq->dbg pointer in mlx5_debug_cq_remove() Prior to this patch in case mlx5_core_destroy_cq() failed it proceed… | |||
| CVE-2021-47199 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: CT, Fix multiple allocations and memleak of mod acts CT clear action offload adds additional mod hdr actions to the fl… | |||
| CVE-2021-47200 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: drm/prime: Fix use after free in mmap with drm_gem_ttm_mmap drm_gem_ttm_mmap() drops a reference to the gem object on success. If… | |||
| CVE-2021-47216 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: scsi: advansys: Fix kernel pointer leak Pointers should be printed with %p or %px rather than cast to 'unsigned long' and printed… | |||
| CVE-2021-47241 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: ethtool: strset: fix message length calculation Outer nest for ETHTOOL_A_STRSET_STRINGSETS is not accounted for. This may result … | |||
| CVE-2021-47247 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix use-after-free of encap entry in neigh update handler Function mlx5e_rep_neigh_update() wasn't updated to accommod… | |||
| CVE-2021-47265 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: RDMA: Verify port when creating flow rule Validate port value provided by the user and with that remove no longer needed validati… | |||
| CVE-2021-47267 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: usb: fix various gadget panics on 10gbps cabling usb_assign_descriptors() is called with 5 parameters, the last 4 of which are th… | |||
| CVE-2021-47281 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: ALSA: seq: Fix race of snd_seq_timer_open() The timer instance per queue is exclusive, and snd_seq_timer_open() should have manag… | |||
| 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-2021-47295 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: net: sched: fix memory leak in tcindex_partial_destroy_work Syzbot reported memory leak in tcindex_set_parms(). The problem was i… | |||
| CVE-2021-47297 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: net: fix uninit-value in caif_seqpkt_sendmsg When nr_segs equal to zero in iovec_from_user, the object msg->msg_iter.iov is unini… | |||
| CVE-2021-47298 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix potential memory leak on unlikely error case If skb_linearize is needed and fails we could leak a msg on the er… | |||
| CVE-2021-35472 | unknown | — | — | — | An issue was discovered in LemonLDAP::NG before 2.0.12. Session cache corruption can lead to authorization bypass or spoofing. By running a loop that makes many authentication attempts, an attacker m… | |||
| CVE-2021-35473 | unknown | — | — | — | An issue was discovered in LemonLDAP::NG before 2.0.12. There is a missing expiration check in the OAuth2.0 handler, i.e., it does not verify access token validity. An attacker can use a expired acce… | |||
| CVE-2021-40874 | unknown | — | — | — | An issue was discovered in LemonLDAP::NG (aka lemonldap-ng) 2.0.13. When using the RESTServer plug-in to operate a REST password validation service (for another LemonLDAP::NG instance, for example) a… | |||
| CVE-2021-47306 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: net: fddi: fix UAF in fza_probe fp is netdev private data and it cannot be used after free_netdev() call. Using fp after free_net… |