[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"repo-stars":3,"vuln-CVE-2026-46242":6},{"stargazers_count":4,"fetched_at":5},7,"2026-07-31T03:17:55.401Z",{"id":7,"descriptions":8,"cisa":9,"weaknesses":10,"exploits":20,"aliases":21,"duplicate_of":9,"upstream":22,"downstream":23,"duplicates":50,"related":51,"reserved_at":9,"published_at":54,"modified_at":55,"state":56,"summary":57,"references_raw":66,"kevs":93,"epss":94,"epss_history":97,"metrics":203,"affected":211},"CVE-2026-46242","In the Linux kernel, the following vulnerability has been resolved:\n\neventpoll: fix ep_remove struct eventpoll / struct file UAF\n\nep_remove() (via ep_remove_file()) cleared file->f_ep under\nfile->f_lock but then kept using @file inside the critical section\n(is_file_epoll(), hlist_del_rcu() through the head, spin_unlock).\nA concurrent __fput() taking the eventpoll_release() fastpath in\nthat window observed the transient NULL, skipped\neventpoll_release_file() and ran to f_op->release / file_free().\n\nFor the epoll-watches-epoll case, f_op->release is\nep_eventpoll_release() -> ep_clear_and_put() -> ep_free(), which\nkfree()s the watched struct eventpoll. Its embedded ->refs\nhlist_head is exactly where epi->fllink.pprev points, so the\nsubsequent hlist_del_rcu()'s \"*pprev = next\" scribbles into freed\nkmalloc-192 memory.\n\nIn addition, struct file is SLAB_TYPESAFE_BY_RCU, so the slot\nbacking @file could be recycled by alloc_empty_file() --\nreinitializing f_lock and f_ep -- while ep_remove() is still\nnominally inside that lock. The upshot is an attacker-controllable\nkmem_cache_free() against the wrong slab cache.\n\nPin @file via epi_fget() at the top of ep_remove() and gate the\ncritical section on the pin succeeding. With the pin held @file\ncannot reach refcount zero, which holds __fput() off and\ntransitively keeps the watched struct eventpoll alive across the\nhlist_del_rcu() and the f_lock use, closing both UAFs.\n\nIf the pin fails @file has already reached refcount zero and its\n__fput() is in flight. Because we bailed before clearing f_ep,\nthat path takes the eventpoll_release() slow path into\neventpoll_release_file() and blocks on ep->mtx until the waiter\nside's ep_clear_and_put() drops it. The bailed epi's share of\nep->refcount stays intact, so the trailing ep_refcount_dec_and_test()\nin ep_clear_and_put() cannot free the eventpoll out from under\neventpoll_release_file(); the orphaned epi is then cleaned up\nthere.\n\nA successful pin also proves we are not racing\neventpoll_release_file() on this epi, so drop the now-redundant\nre-check of epi->dying under f_lock. The cheap lockless\nREAD_ONCE(epi->dying) fast-path bailout stays.",null,[11],{"_key":12,"id":12,"name":13,"description":14,"type":15,"status":16,"abstraction":17,"likelihood_of_exploit":18,"capec":19},"CWE-416","Use After Free","The product reuses or references memory after it has been freed. At some point afterward, the memory may be allocated again and saved in another pointer, while the original pointer references a location somewhere within the new allocation. Any operations using the original pointer are no longer valid because the memory \"belongs\" to the code that operates on the new pointer.","weakness","Stable","Variant","High",[],[],[],[],[24,26,28,30,32,34,36,38,40,42,44,46,48],{"_key":25},"OPENSUSE-SU-2026:10954-1",{"_key":27},"DEBIAN-CVE-2026-46242",{"_key":29},"SUSE-SU-2026:3130-1",{"_key":31},"RHSA-2026:36186",{"_key":33},"RHSA-2026:36541",{"_key":35},"RHSA-2026:36645",{"_key":37},"RHSA-2026:37729",{"_key":39},"RHSA-2026:38902",{"_key":41},"RHSA-2026:39371",{"_key":43},"UBUNTU-CVE-2026-46242",{"_key":45},"USN-8566-1",{"_key":47},"USN-8568-1",{"_key":49},"USN-8569-1",[],[52,53],{"_key":25},{"_key":29},"2026-05-30T12:13:45.594Z","2026-07-09T00:31:40.940Z","Analyzed",{"cisa_kev":58,"cisa_ransomware":58,"cisa_vendor":9,"epss_severity":59,"epss_score":60,"severity":61,"severity_score":62,"severity_version":63,"severity_source":64,"severity_vector":65,"severity_status":56},false,"low",0.00124,"high",7.8,"v3.1","cve.org","CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",[67,73,77,81,85,89],{"url":68,"sources":69,"tags":71},"https://git.kernel.org/stable/c/ef4ca02e95363e78977ca04340d44fe3b4b2b81f",[64,70],"nvd",[72],"Patch",{"url":74,"sources":75,"tags":76},"https://git.kernel.org/stable/c/ced39b6a8062bac5c18a1c3df85634107eb8664a",[64,70],[72],{"url":78,"sources":79,"tags":80},"https://git.kernel.org/stable/c/a6dc643c69311677c574a0f17a3f4d66a5f3744b",[64,70],[72],{"url":82,"sources":83,"tags":84},"https://git.kernel.org/stable/c/2de4db145b2992da496fea6c51f9839be678ae24",[64],[],{"url":86,"sources":87,"tags":88},"https://git.kernel.org/stable/c/9324de74a3a59b9fde9b62ee45ebaa71458ba2e5",[64],[],{"url":90,"sources":91,"tags":92},"http://www.openwall.com/lists/oss-security/2026/07/08/14",[64],[],[],{"date":95,"score":60,"percentile":96},"2026-07-05",0.0252,[98,102,105,108,111,114,118,121,124,127,130,133,136,139,142,145,149,152,155,158,161,164,167,169,172,175,178,181,184,187,190,193,195,198,200,202],{"date":99,"score":100,"percentile":101},"2026-05-31",0.00023,0.06746,{"date":103,"score":100,"percentile":104},"2026-06-01",0.0671,{"date":106,"score":100,"percentile":107},"2026-06-02",0.06647,{"date":109,"score":100,"percentile":110},"2026-06-03",0.06596,{"date":112,"score":100,"percentile":113},"2026-06-04",0.06605,{"date":115,"score":116,"percentile":117},"2026-06-05",0.00013,0.0227,{"date":119,"score":116,"percentile":120},"2026-06-06",0.02274,{"date":122,"score":116,"percentile":123},"2026-06-07",0.02245,{"date":125,"score":116,"percentile":126},"2026-06-08",0.0223,{"date":128,"score":116,"percentile":129},"2026-06-09",0.02205,{"date":131,"score":116,"percentile":132},"2026-06-10",0.02206,{"date":134,"score":116,"percentile":135},"2026-06-11",0.0221,{"date":137,"score":116,"percentile":138},"2026-06-12",0.02214,{"date":140,"score":116,"percentile":141},"2026-06-13",0.02213,{"date":143,"score":116,"percentile":144},"2026-06-14",0.02221,{"date":146,"score":147,"percentile":148},"2026-06-15",0.00123,0.02398,{"date":150,"score":147,"percentile":151},"2026-06-16",0.02403,{"date":153,"score":147,"percentile":154},"2026-06-17",0.02412,{"date":156,"score":147,"percentile":157},"2026-06-18",0.0241,{"date":159,"score":147,"percentile":160},"2026-06-19",0.02408,{"date":162,"score":147,"percentile":163},"2026-06-20",0.02405,{"date":165,"score":147,"percentile":166},"2026-06-21",0.02401,{"date":168,"score":147,"percentile":148},"2026-06-22",{"date":170,"score":147,"percentile":171},"2026-06-23",0.024,{"date":173,"score":147,"percentile":174},"2026-06-24",0.02411,{"date":176,"score":147,"percentile":177},"2026-06-25",0.02422,{"date":179,"score":147,"percentile":180},"2026-06-26",0.02433,{"date":182,"score":147,"percentile":183},"2026-06-27",0.0244,{"date":185,"score":147,"percentile":186},"2026-06-28",0.02442,{"date":188,"score":147,"percentile":189},"2026-06-29",0.02436,{"date":191,"score":147,"percentile":192},"2026-06-30",0.02437,{"date":194,"score":147,"percentile":192},"2026-07-01",{"date":196,"score":147,"percentile":197},"2026-07-02",0.02435,{"date":199,"score":147,"percentile":189},"2026-07-03",{"date":201,"score":147,"percentile":189},"2026-07-04",{"date":95,"score":60,"percentile":96},[204,209],{"source":64,"cvss_v2_0":9,"cvss_v3_0":9,"cvss_v3_1":205,"cvss_v4_0":9},{"baseScore":62,"baseSeverity":206,"vectorString":65,"impactScore":207,"exploitabilityScore":208},"HIGH",9.8,4.6,{"source":70,"cvss_v2_0":9,"cvss_v3_0":9,"cvss_v3_1":210,"cvss_v4_0":9},{"baseScore":62,"baseSeverity":206,"vectorString":65,"impactScore":207,"exploitabilityScore":208},[212,250],{"ecosystem":9,"name":213,"vendor":214,"product":214,"cpe_part":215,"purl_type":9,"purl_namespace":9,"purl_name":9,"source":9,"versions":216},"Linux","linux","a",[217,224,227,230,233,236,238,240,244,248],{"version":218,"is_range":219,"range_type":64,"version_start":220,"version_start_type":221,"version_end":222,"version_end_type":223,"fixed_in":9},">= 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