{"id":"CVE-2024-53118","url":"https://www.cyber-defence.io/tools/cve/CVE-2024-53118","generatedAt":"2026-10-28T03:55:51.630Z","title":"In the Linux kernel, the following vulnerability has been resolved: vsock: Fix sk_error_queue memory leak Kernel queues MSG_ZEROCOPY completion notifications on the error queue.","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nvsock: Fix sk_error_queue memory leak\n\nKernel queues MSG_ZEROCOPY completion notifications on the error queue.\nWhere they remain, until explicitly recv()ed. To prevent memory leaks,\nclean up the queue when the socket is destroyed.\n\nunreferenced object 0xffff8881028beb00 (size 224):\n  comm \"vsock_test\", pid 1218, jiffies 4294694897\n  hex dump (first 32 bytes):\n    90 b0 21 17 81 88 ff ff 90 b0 21 17 81 88 ff ff  ..!.......!.....\n    00 00 00 00 00 00 00 00 00 b0 21 17 81 88 ff ff  ..........!.....\n  backtrace (crc 6c7031ca):\n    [<ffffffff81418ef7>] kmem_cache_alloc_node_noprof+0x2f7/0x370\n    [<ffffffff81d35882>] __alloc_skb+0x132/0x180\n    [<ffffffff81d2d32b>] sock_omalloc+0x4b/0x80\n    [<ffffffff81d3a8ae>] msg_zerocopy_realloc+0x9e/0x240\n    [<ffffffff81fe5cb2>] virtio_transport_send_pkt_info+0x412/0x4c0\n    [<ffffffff81fe6183>] virtio_transport_stream_enqueue+0x43/0x50\n    [<ffffffff81fe0813>] vsock_connectible_sendmsg+0x373/0x450\n    [<ffffffff81d233d5>] ____sys_sendmsg+0x365/0x3a0\n    [<ffffffff81d246f4>] ___sys_sendmsg+0x84/0xd0\n    [<ffffffff81d26f47>] __sys_sendmsg+0x47/0x80\n    [<ffffffff820d3df3>] do_syscall_64+0x93/0x180\n    [<ffffffff8220012b>] entry_SYSCALL_64_after_hwframe+0x76/0x7e","published":"2024-12-02T14:15:13.000Z","lastModified":"2026-06-17T08:08:21.000Z","status":"Modified","sourceIdentifier":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","cvss":{"version":"3.1","score":5.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"},"cwe":["CWE-401"],"affected":["linux/linux kernel"],"epss":{"score":0.00205,"percentile":0.10343,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.21%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://git.kernel.org/stable/c/bea4779a45f49275b1e1b1bd9de03cd3727244d8","tags":["Patch"],"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/fbf7085b3ad1c7cc0677834c90f985f1b4f77a33","tags":["Patch"],"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2024-53118","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}