{"cve":"CVE-2026-23023","nvd":{"published":"2026-01-31T12:16:05.617","modified":"2026-06-17T10:20:43.803","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nidpf: fix memory leak in idpf_vport_rel()\n\nFree vport->rx_ptype_lkup in idpf_vport_rel() to avoid leaking memory\nduring a reset. Reported by kmemleak:\n\nunreferenced object 0xff450acac838a000 (size 4096):\n  comm \"kworker/u258:5\", pid 7732, jiffies 4296830044\n  hex dump (first 32 bytes):\n    00 00 00 00 00 10 00 00 00 10 00 00 00 00 00 00  ................\n    00 00 00 00 00 00 00 00 00 10 00 00 00 00 00 00  ................\n  backtrace (crc 3da81902):\n    __kmalloc_cache_noprof+0x469/0x7a0\n    idpf_send_get_rx_ptype_msg+0x90/0x570 [idpf]\n    idpf_init_task+0x1ec/0x8d0 [idpf]\n    process_one_work+0x226/0x6d0\n    worker_thread+0x19e/0x340\n    kthread+0x10f/0x250\n    ret_from_fork+0x251/0x2b0\n    ret_from_fork_asm+0x1a/0x30","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","score":5.5},"cwes":["CWE-401"],"references":["https://git.kernel.org/stable/c/a4212d6732e3f674c6cc7d0b642f276d827e8f94","https://git.kernel.org/stable/c/ec602a2a4071eb956d656ba968c58fee09f0622d","https://git.kernel.org/stable/c/f6242b354605faff263ca45882b148200915a3f6"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T22:22:27.261130201+00:00"},"epss":{"cve":"CVE-2026-23023","score":0.00176,"percentile":0.07142,"date":"2026-11-01"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}