{"cve":{"cve_id":"CVE-2026-53160","is_kev":false,"kev_date_added":null,"kev_vendor_project":null,"kev_product":null,"kev_vulnerability_name":null,"kev_short_description":null,"kev_required_action":null,"kev_due_date":null,"kev_known_ransomware":null,"kev_notes":null,"kev_cwes":null,"epss_score":null,"epss_percentile":null,"epss_as_of":null,"description":"In the Linux kernel, the following vulnerability has been resolved:\n\nmisc: fastrpc: fix use-after-free race in fastrpc_map_create\n\nfastrpc_map_lookup returns a raw pointer after releasing fl->lock. The\ncaller fastrpc_map_create then calls fastrpc_map_get (kref_get_unless_zero)\non this unprotected pointer. A concurrent MEM_UNMAP can free the map\nbetween the lock release and the kref operation, resulting in a\nuse-after-free on the freed slab object.\n\nRestore the take_ref parameter to fastrpc_map_lookup so the reference\nis acquired atomically under fl->lock before the pointer is exposed to\nthe caller.","published_at":"2026-06-25T08:38:42.138000Z","last_modified_at":null,"cvss_v3_score":7.8,"cvss_v3_vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","cvss_v3_severity":"HIGH","cvss_v4_score":null,"cvss_v4_vector":null,"cvss_v4_severity":null,"ssvc_decision":null,"ssvc_exploitation":null,"ssvc_automatable":null,"ssvc_technical_impact":null,"cwes":null,"nvd_references":["https://git.kernel.org/stable/c/0a3b87293fbd34fda651e6aead9964f84b893962","https://git.kernel.org/stable/c/8b080c89183196fd3e49212f2a1a1c4a29335b9c","https://git.kernel.org/stable/c/5b0166112019d1dce30b976ab28fd67f7f0be532","https://git.kernel.org/stable/c/992f121796b7ca83a5a8b93da24e971363206218","https://git.kernel.org/stable/c/f20f6512ecb75c816e0debf4551a138f098615c4","https://git.kernel.org/stable/c/07ebe87915d8accdaba20c4f88c5ae430fe62fbb"],"vuln_status":null,"trending_score":null,"is_trending":false,"has_trended":false,"trended_number_one":false,"trending_peak_score":null,"trending_peak_rank":null,"started_trending_at":null,"trended_number_one_at":null,"summary_generated":null,"summary_generated_at":null,"summary_model":null,"created_at":"2026-06-28T17:55:28.590503Z","updated_at":"2026-06-28T23:30:50.753831Z"},"effective_severity":"HIGH","badges":[],"impact_analysis":[],"cvss_v3_decoded":{"version":"3.1","metrics":[{"metric":"AV","name":"Attack Vector","value":"L","value_label":"Local"},{"metric":"AC","name":"Attack Complexity","value":"L","value_label":"Low"},{"metric":"PR","name":"Privileges Required","value":"L","value_label":"Low"},{"metric":"UI","name":"User Interaction","value":"N","value_label":"None"},{"metric":"S","name":"Scope","value":"U","value_label":"Unchanged"},{"metric":"C","name":"Confidentiality","value":"H","value_label":"High"},{"metric":"I","name":"Integrity","value":"H","value_label":"High"},{"metric":"A","name":"Availability","value":"H","value_label":"High"}]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"0b70ec82b309a4093106ff399da1911ad23b52d3","version_start_inclusive":true,"version_end":"0a3b87293fbd34fda651e6aead9964f84b893962","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:0b70ec82b309a4093106ff399da1911ad23b52d3:0a3b87293fbd34fda651e6aead9964f84b893962"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"d7513b47082c08105e837b06cebeb3f07a5fa56f","version_start_inclusive":true,"version_end":"8b080c89183196fd3e49212f2a1a1c4a29335b9c","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:d7513b47082c08105e837b06cebeb3f07a5fa56f:8b080c89183196fd3e49212f2a1a1c4a29335b9c"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"802359a52676176b18713e33caa17572ad009057","version_start_inclusive":true,"version_end":"5b0166112019d1dce30b976ab28fd67f7f0be532","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:802359a52676176b18713e33caa17572ad009057:5b0166112019d1dce30b976ab28fd67f7f0be532"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"10df039834f84a297c72ec962c0f9b7c8c5ca31a","version_start_inclusive":true,"version_end":"992f121796b7ca83a5a8b93da24e971363206218","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:10df039834f84a297c72ec962c0f9b7c8c5ca31a:992f121796b7ca83a5a8b93da24e971363206218"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"10df039834f84a297c72ec962c0f9b7c8c5ca31a","version_start_inclusive":true,"version_end":"f20f6512ecb75c816e0debf4551a138f098615c4","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:10df039834f84a297c72ec962c0f9b7c8c5ca31a:f20f6512ecb75c816e0debf4551a138f098615c4"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"10df039834f84a297c72ec962c0f9b7c8c5ca31a","version_start_inclusive":true,"version_end":"07ebe87915d8accdaba20c4f88c5ae430fe62fbb","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:10df039834f84a297c72ec962c0f9b7c8c5ca31a:07ebe87915d8accdaba20c4f88c5ae430fe62fbb"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"f3f59bab68e9bc714f757ab22f3fb36153014043","version_start_inclusive":true,"version_end":"f3f59bab68e9bc714f757ab22f3fb36153014043","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:f3f59bab68e9bc714f757ab22f3fb36153014043:f3f59bab68e9bc714f757ab22f3fb36153014043"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"6.1.156","version_start_inclusive":true,"version_end":"6.1.176","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:6.1.156:6.1.176"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"6.6.112","version_start_inclusive":true,"version_end":"6.6.143","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:6.6.112:6.6.143"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"6.12.53","version_start_inclusive":true,"version_end":"6.12.94","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:6.12.53:6.12.94"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"6.17.3","version_start_inclusive":true,"version_end":"6.18","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:6.17.3:6.18"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"6.18","version_start_inclusive":true,"version_end":"6.18","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:6.18:6.18"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"0","version_start_inclusive":true,"version_end":"6.18","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:0:6.18"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"6.1.176","version_start_inclusive":true,"version_end":"6.1.*","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:6.1.176:6.1.*"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"6.6.143","version_start_inclusive":true,"version_end":"6.6.*","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:6.6.1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published","source":null}]}