CVEs from 2024
Total
6,592
critical
critical 174
high
high 1,069
medium
medium 2,083
low
low 49
% Critical
2.6%
% with KEV
2.5%
% with exploit
3.4%
Top products
- mbed_tls 15
- operations_analytics_log_analysis 14
- surveillance_station 12
- checkmk 10
- office 8
- profilegrid 8
- office_long_term_servicing_channel 6
- propertyhive 5
Top packages
| CVE | Severity | CVSS | Risk | Flags | OS | Vendor | Published | Description |
|---|---|---|---|---|---|---|---|---|
| CVE-2024-24474 | unknown | — | — | — | QEMU before 8.2.0 has an integer underflow, and resultant buffer overflow, via a TI command when an expected non-DMA transfer length is less than the length of the available FIFO data. This occurs in… | |||
| CVE-2024-26328 | unknown | — | — | — | An issue was discovered in QEMU 7.1.0 through 8.2.1. register_vfs in hw/pci/pcie_sriov.c does not set NumVFs to PCI_SRIOV_TOTAL_VF, and thus interaction with hw/nvme/ctrl.c is mishandled. | |||
| CVE-2024-26867 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: comedi: comedi_8255: Correct error in subdevice initialization The refactoring done in commit 5c57b1ccecc7 ("comedi: comedi_8255:… | |||
| CVE-2024-4693 | unknown | — | — | — | A flaw was found in the QEMU Virtio PCI Bindings (hw/virtio/virtio-pci.c). An improper release and use of the irqfd for vector 0 during the boot process leads to a guest triggerable crash via vhost_n… | |||
| CVE-2024-6505 | unknown | — | — | — | A flaw was found in the virtio-net device in QEMU. When enabling the RSS feature on the virtio-net network card, the indirections_table data within RSS becomes controllable. Setting excessively large… | |||
| CVE-2024-26864 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: tcp: Fix refcnt handling in __inet_hash_connect(). syzbot reported a warning in sk_nulls_del_node_init_rcu(). The commit 66b60b0… | |||
| CVE-2024-6519 | unknown | — | — | — | A use-after-free vulnerability was found in the QEMU LSI53C895A SCSI Host Bus Adapter emulation. This issue can lead to a crash or VM escape. | |||
| CVE-2024-57975 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: btrfs: do proper folio cleanup when run_delalloc_nocow() failed [BUG] With CONFIG_DEBUG_VM set, test case generic/476 has some ch… | |||
| CVE-2024-7730 | unknown | — | — | — | A heap buffer overflow was found in the virtio-snd device in QEMU. When reading input audio in the virtio-snd input callback, virtio_snd_pcm_in_cb, the function did not check whether the iov can fit … | |||
| CVE-2024-26873 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: scsi: hisi_sas: Fix a deadlock issue related to automatic dump If we issue a disabling PHY command, the device attached with it w… | |||
| CVE-2024-8354 | unknown | — | — | — | A flaw was found in QEMU. An assertion failure was present in the usb_ep_get() function in hw/net/core.c when trying to get the USB endpoint from a USB device. This flaw may allow a malicious unprivi… | |||
| CVE-2024-8612 | unknown | — | — | — | A flaw was found in QEMU, in the virtio-scsi, virtio-blk, and virtio-crypto devices. The size for virtqueue_push as set in virtio_scsi_complete_req / virtio_blk_req_complete / virito_crypto_req_compl… | |||
| CVE-2024-13722 | unknown | — | — | — | The "NagVis" component within Checkmk is vulnerable to reflected cross-site scripting. An attacker can craft a malicious link that will execute arbitrary JavaScript in the context of the browser once… | |||
| CVE-2024-26944 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: btrfs: zoned: fix use-after-free in do_zone_finish() Shinichiro reported the following use-after-free triggered by the device rep… | |||
| CVE-2024-7701 | unknown | — | — | — | Use of Password Hash With Insufficient Computational Effort vulnerability in percona percona-toolkit allows Encryption Brute Forcing.This issue affects percona-toolkit: 3.6.0. | |||
| CVE-2024-13723 | unknown | — | — | — | The "NagVis" component within Checkmk is vulnerable to remote code execution. An authenticated attacker with administrative level privileges is able to upload a malicious PHP file and modify specific… | |||
| CVE-2024-38866 | unknown | — | — | — | Improper neutralization of input in Nagvis before version 1.9.47 which can lead to livestatus injection | |||
| CVE-2024-47093 | unknown | — | — | — | Improper neutralization of input in Nagvis before version 1.9.42 which can lead to XSS | |||
| CVE-2024-27031 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: NFS: Fix nfs_netfs_issue_read() xarray locking for writeback interrupt The loop inside nfs_netfs_issue_read() currently does not … | |||
| CVE-2024-45014 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: s390/boot: Avoid possible physmem_info segment corruption When physical memory for the kernel image is allocated it does not cons… | |||
| CVE-2024-45013 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: nvme: move stopping keep-alive into nvme_uninit_ctrl() Commit 4733b65d82bd ("nvme: start keep-alive after admin queue setup") mov… | |||
| CVE-2024-0853 | unknown | — | — | — | curl inadvertently kept the SSL session ID for connections in its cache even when the verify status (*OCSP stapling*) test failed. A subsequent transfer to the same hostname could then succeed if the… | |||
| CVE-2024-45019 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Take state lock during tx timeout reporter mlx5e_safe_reopen_channels() requires the state lock taken. The referenced … | |||
| CVE-2024-45028 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: mmc: mmc_test: Fix NULL dereference on allocation failure If the "test->highmem = alloc_pages()" allocation fails then calling __… | |||
| CVE-2024-2004 | unknown | — | — | — | When a protocol selection parameter option disables all protocols without adding any then the default set of protocols would remain in the allowed set due to an error in the logic for removing protoc… | |||
| CVE-2024-2379 | unknown | — | — | — | libcurl skips the certificate verification for a QUIC connection under certain conditions, when built to use wolfSSL. If told to use an unknown/bad cipher or curve, the error path accidentally skips … | |||
| CVE-2024-45030 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: igb: cope with large MAX_SKB_FRAGS Sabrina reports that the igb driver does not cope well with large MAX_SKB_FRAG values: setting… | |||
| CVE-2024-46672 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: cfg80211: Handle SSID based pmksa deletion wpa_supplicant 2.11 sends since 1efdba5fdc2c ("Handle PMKSA flush in t… | |||
| CVE-2024-46731 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: drm/amd/pm: fix the Out-of-bounds read warning using index i - 1U may beyond element index for mc_data[] when i = 0. | |||
| CVE-2024-0110 | unknown | — | — | — | NVIDIA CUDA Toolkit contains a vulnerability in command `cuobjdump` where a user may cause an out-of-bound write by passing in a malformed ELF file. A successful exploit of this vulnerability may lea… | |||
| CVE-2024-0123 | unknown | — | — | — | NVIDIA CUDA toolkit for Windows and Linux contains a vulnerability in the nvdisasm command line tool where an attacker may cause an improper validation in input issue by tricking the user into runnin… | |||
| CVE-2024-0124 | unknown | — | — | — | NVIDIA CUDA Toolkit for Windows and Linux contains a vulnerability in the nvdisam command line tool, where a user can cause nvdisasm to read freed memory by running it on a malformed ELF file. A succ… | |||
| CVE-2024-0125 | unknown | — | — | — | NVIDIA CUDA Toolkit for Windows and Linux contains a vulnerability in the nvdisam command line tool, where a user can cause a NULL pointer dereference by running nvdisasm on a malformed ELF file. A s… | |||
| CVE-2024-53870 | unknown | — | — | — | NVIDIA CUDA toolkit for all platforms contains a vulnerability in the cuobjdump binary, where a user could cause an out-of-bounds read by passing a malformed ELF file to cuobjdump. A successful explo… | |||
| CVE-2024-53872 | unknown | — | — | — | NVIDIA CUDA toolkit for all platforms contains a vulnerability in the cuobjdump binary, where a user could cause an out-of-bounds read by passing a malformed ELF file to cuobjdump. A successful explo… | |||
| CVE-2024-46755 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: wifi: mwifiex: Do not return unused priv in mwifiex_get_priv_by_id() mwifiex_get_priv_by_id() returns the priv pointer correspond… | |||
| CVE-2024-53873 | unknown | — | — | — | NVIDIA CUDA toolkit for Windows contains a vulnerability in the cuobjdump binary, where a user could cause an out-of-bounds read by passing a malformed ELF file to cuobjdump. A successful exploit of … | |||
| CVE-2024-53874 | unknown | — | — | — | NVIDIA CUDA toolkit for all platforms contains a vulnerability in the cuobjdump binary, where a user could cause an out-of-bounds read by passing a malformed ELF file to cuobjdump. A successful explo… | |||
| CVE-2024-53875 | unknown | — | — | — | NVIDIA CUDA toolkit for all platforms contains a vulnerability in the cuobjdump binary, where a user could cause an out-of-bounds read by passing a malformed ELF file to cuobjdump. A successful explo… | |||
| CVE-2024-53876 | unknown | — | — | — | NVIDIA CUDA toolkit for all platforms contains a vulnerability in the nvdisasm binary, where a user could cause an out-of-bounds read by passing a malformed ELF file to nvdisasm. A successful exploit… | |||
| CVE-2024-53877 | unknown | — | — | — | NVIDIA CUDA toolkit for all platforms contains a vulnerability in the nvdisasm binary, where a user could cause a NULL pointer exception by passing a malformed ELF file to nvdisasm. A successful expl… | |||
| CVE-2024-53878 | unknown | — | — | — | NVIDIA CUDA toolkit for Linux and Windows contains a vulnerability in the cuobjdump binary, where a user could cause a crash by passing a malformed ELF file to cuobjdump. A successful exploit of this… | |||
| CVE-2024-46765 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: ice: protect XDP configuration with a mutex The main threat to data consistency in ice_xdp() is a possible asynchronous PF reset.… | |||
| CVE-2024-53879 | unknown | — | — | — | NVIDIA CUDA toolkit for Linux and Windows contains a vulnerability in the cuobjdump binary, where a user could cause a crash by passing a malformed ELF file to cuobjdump. A successful exploit of this… | |||
| CVE-2024-46762 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: xen: privcmd: Fix possible access to a freed kirqfd instance Nothing prevents simultaneous ioctl calls to privcmd_irqfd_assign() … | |||
| CVE-2024-46831 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: net: microchip: vcap: Fix use-after-free error in kunit test This is a clear use-after-free error. We remove it, and rely on chec… | |||
| CVE-2024-46832 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: MIPS: cevt-r4k: Don't call get_c0_compare_int if timer irq is installed This avoids warning: [ 0.118053] BUG: sleeping functi… | |||
| CVE-2024-46833 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: net: hns3: void array out of bound when loop tnl_num When query reg inf of SSU, it loops tnl_num times. However, tnl_num comes fr… | |||
| CVE-2024-46841 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: btrfs: don't BUG_ON on ENOMEM from btrfs_lookup_extent_info() in walk_down_proc() We handle errors here properly, ENOMEM isn't fa… | |||
| CVE-2024-46836 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: usb: gadget: aspeed_udc: validate endpoint index for ast udc We should verify the bound of the array to assure that host may not … | |||
| CVE-2024-46837 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: drm/panthor: Restrict high priorities on group_create We were allowing any users to create a high priority group without any perm… | |||
| CVE-2024-46840 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: btrfs: clean up our handling of refs == 0 in snapshot delete In reada we BUG_ON(refs == 0), which could be unkind since we aren't… | |||
| CVE-2024-46838 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: userfaultfd: don't BUG_ON() if khugepaged yanks our page table Since khugepaged was changed to allow retracting page tables in fi… | |||
| CVE-2024-46843 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: scsi: ufs: core: Remove SCSI host only if added If host tries to remove ufshcd driver from a UFS device it would cause a kernel p… | |||
| CVE-2024-46846 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: spi: rockchip: Resolve unbalanced runtime PM / system PM handling Commit e882575efc77 ("spi: rockchip: Suspend and resume the bus… | |||
| CVE-2024-46847 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: mm: vmalloc: ensure vmap_block is initialised before adding to queue Commit 8c61291fd850 ("mm: fix incorrect vbq reference in pur… | |||
| CVE-2024-46856 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: net: phy: dp83822: Fix NULL pointer dereference on DP83825 devices The probe() function is only used for DP83822 and DP83826 PHY,… | |||
| CVE-2024-46857 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fix bridge mode operations when there are no VFs Currently, trying to set the bridge mode attribute when numvfs=0 leads… | |||
| CVE-2024-26896 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: wifi: wfx: fix memory leak when starting AP Kmemleak reported this error: unreferenced object 0xd73d1180 (size 184): c… | |||
| CVE-2024-46861 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: usbnet: ipheth: do not stop RX on failing RX callback RX callbacks can fail for multiple reasons: * Payload too short * Payload … | |||
| CVE-2024-46863 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: ASoC: Intel: soc-acpi-intel-lnl-match: add missing empty item There is no links_num in struct snd_soc_acpi_mach {}, and we test !… | |||
| CVE-2024-47726 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to wait dio completion It should wait all existing dio write IOs before block removal, otherwise, previous direct write… | |||
| CVE-2024-47732 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: crypto: iaa - Fix potential use after free bug The free_device_compression_mode(iaa_device, device_mode) function frees "device_m… | |||
| CVE-2024-47743 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: KEYS: prevent NULL pointer dereference in find_asymmetric_key() In find_asymmetric_key(), if all NULLs are passed in the id_{0,1,… | |||
| CVE-2024-47746 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: fuse: use exclusive lock when FUSE_I_CACHE_IO_MODE is set This may be a typo. The comment has said shared locks are not allowed w… | |||
| CVE-2024-47752 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: media: mediatek: vcodec: Fix H264 stateless decoder smatch warning Fix a smatch static checker warning on vdec_h264_req_if.c. Whi… | |||
| CVE-2024-21802 | unknown | — | — | — | A heap-based buffer overflow vulnerability exists in the GGUF library info->ne functionality of llama.cpp Commit 18c2e17. A specially crafted .gguf file can lead to code execution. An attacker can… | |||
| CVE-2024-26949 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/pm: Fix NULL pointer dereference when get power limit Because powerplay_table initialization is skipped under sriov ca… | |||
| CVE-2024-49915 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Add NULL check for clk_mgr in dcn32_init_hw This commit addresses a potential null pointer dereference issue in … | |||
| CVE-2024-49916 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Add NULL check for clk_mgr and clk_mgr->funcs in dcn401_init_hw This commit addresses a potential null pointer d… | |||
| CVE-2024-49917 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Add NULL check for clk_mgr and clk_mgr->funcs in dcn30_init_hw This commit addresses a potential null pointer de… | |||
| CVE-2024-49920 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check null pointers before multiple uses [WHAT & HOW] Poniters, such as stream_enc and dc->bw_vbios, are null ch… | |||
| CVE-2024-49931 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: wifi: ath12k: fix array out-of-bound access in SoC stats Currently, the ath12k_soc_dp_stats::hal_reo_error array is defined with … | |||
| CVE-2024-49943 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: drm/xe/guc_submit: add missing locking in wedged_fini Any non-wedged queue can have a zero refcount here and can be running concu… | |||
| CVE-2024-49940 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: l2tp: prevent possible tunnel refcount underflow When a session is created, it sets a backpointer to its tunnel. When the session… | |||
| CVE-2024-49947 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: net: test for not too small csum_start in virtio_net_hdr_to_skb() syzbot was able to trigger this warning [1], after injecting a … | |||
| CVE-2024-49941 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: gpiolib: Fix potential NULL pointer dereference in gpiod_get_label() In `gpiod_get_label()`, it is possible that `srcu_dereferenc… | |||
| CVE-2024-50051 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: spi: mpc52xx: Add cancel_work_sync before module remove If we remove the module which will call mpc52xx_spi_remove it will free '… | |||
| CVE-2024-50041 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: i40e: Fix macvlan leak by synchronizing access to mac_filter_hash This patch addresses a macvlan leak issue in the i40e driver ca… | |||
| CVE-2024-50061 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: i3c: master: cdns: Fix use after free vulnerability in cdns_i3c_master Driver Due to Race Condition In the cdns_i3c_master_probe … | |||
| CVE-2024-50063 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: bpf: Prevent tail call between progs attached to different hooks bpf progs can be attached to kernel functions, and the attached … | |||
| CVE-2024-50062 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: RDMA/rtrs-srv: Avoid null pointer deref during path establishment For RTRS path establishment, RTRS client initiates and complete… | |||
| CVE-2024-50068 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: mm/damon/tests/sysfs-kunit.h: fix memory leak in damon_sysfs_test_add_targets() The sysfs_target->regions allocated in damon_sysf… | |||
| CVE-2024-50066 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: mm/mremap: fix move_normal_pmd/retract_page_tables race In mremap(), move_page_tables() looks at the type of the PMD entry and th… | |||
| CVE-2024-50069 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: pinctrl: apple: check devm_kasprintf() returned value devm_kasprintf() can return a NULL pointer on failure but this returned val… | |||
| CVE-2024-50072 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: x86/bugs: Use code segment selector for VERW operand Robert Gill reported below #GP in 32-bit mode when dosemu software was execu… | |||
| CVE-2024-50086 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix user-after-free from session log off There is racy issue between smb2 session log off and smb2 session setup. It will … | |||
| CVE-2024-50084 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: net: microchip: vcap api: Fix memory leaks in vcap_api_encode_rule_test() Commit a3c1e45156ad ("net: microchip: vcap: Fix use-aft… | |||
| CVE-2024-50087 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: btrfs: fix uninitialized pointer free on read_alloc_one_name() error The function read_alloc_one_name() does not initialize the n… | |||
| CVE-2024-50183 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: scsi: lpfc: Ensure DA_ID handling completion before deleting an NPIV instance Deleting an NPIV instance requires all fabric ndlps… | |||
| CVE-2024-50187 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: drm/vc4: Stop the active perfmon before being destroyed Upon closing the file descriptor, the active performance monitor is not s… | |||
| CVE-2024-50209 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: RDMA/bnxt_re: Add a check for memory allocation __alloc_pbl() can return error when memory allocation fails. Driver is not checki… | |||
| CVE-2024-53076 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: iio: gts-helper: Fix memory leaks for the error path of iio_gts_build_avail_scale_table() If per_time_scales[i] or per_time_gains… | |||
| CVE-2024-53077 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: rpcrdma: Always release the rpcrdma_device's xa_array Dai pointed out that the xa_init_flags() in rpcrdma_add_one() needs to have… | |||
| CVE-2024-53078 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: drm/tegra: Fix NULL vs IS_ERR() check in probe() The iommu_paging_domain_alloc() function doesn't return NULL pointers, it retur… | |||
| CVE-2024-53084 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: drm/imagination: Break an object reference loop When remaining resources are being cleaned up on driver close, outstanding VM map… | |||
| CVE-2024-53094 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: RDMA/siw: Add sendpage_ok() check to disable MSG_SPLICE_PAGES While running ISER over SIW, the initiator machine encounters a war… | |||
| CVE-2024-57925 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix a missing return value check bug In the smb2_send_interim_resp(), if ksmbd_alloc_work_struct() fails to allocate a nod… | |||
| CVE-2024-53116 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: drm/panthor: Fix handling of partial GPU mapping of BOs This commit fixes the bug in the handling of partial mapping of the buffe… | |||
| CVE-2024-53169 | unknown | — | — | — | In the Linux kernel, the following vulnerability has been resolved: nvme-fabrics: fix kernel crash while shutting down controller The nvme keep-alive operation, which executes at a periodic interva… |