{"cve":{"cve_id":"CVE-2026-53126","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\nblk-cgroup: fix disk reference leak in blkcg_maybe_throttle_current()\n\nAdd the missing put_disk() on the error path in\nblkcg_maybe_throttle_current(). When blkcg lookup, blkg lookup, or\nblkg_tryget() fails, the function jumps to the out label which only\ncalls rcu_read_unlock() but does not release the disk reference acquired\nby blkcg_schedule_throttle() via get_device(). Since current->throttle_disk\nis already set to NULL before the lookup, blkcg_exit() cannot release\nthis reference either, causing the disk to never be freed.\n\nRestore the reference release that was present as blk_put_queue() in the\noriginal code but was inadvertently dropped during the conversion from\nrequest_queue to gendisk.","published_at":"2026-06-24T16:30:54.594000Z","last_modified_at":null,"cvss_v3_score":null,"cvss_v3_vector":null,"cvss_v3_severity":null,"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/4048ed98860d3785645ebbd34f69566a6c7320c3","https://git.kernel.org/stable/c/73a5af059905d171b398c8b2381632ee499948b5","https://git.kernel.org/stable/c/b3e005f16cd98f815429a87aef4c61e9c140779f","https://git.kernel.org/stable/c/000e8454692cab9d1f1b80130e2870e355301d06","https://git.kernel.org/stable/c/23308af722fefed00af5f238024c11710938fba3"],"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":null,"badges":[],"impact_analysis":[],"cvss_v3_decoded":{"version":null,"metrics":[]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"f05837ed73d0c73e950b2d9f2612febb0d3d451e","version_start_inclusive":true,"version_end":"4048ed98860d3785645ebbd34f69566a6c7320c3","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:f05837ed73d0c73e950b2d9f2612febb0d3d451e:4048ed98860d3785645ebbd34f69566a6c7320c3"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"f05837ed73d0c73e950b2d9f2612febb0d3d451e","version_start_inclusive":true,"version_end":"73a5af059905d171b398c8b2381632ee499948b5","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:f05837ed73d0c73e950b2d9f2612febb0d3d451e:73a5af059905d171b398c8b2381632ee499948b5"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"f05837ed73d0c73e950b2d9f2612febb0d3d451e","version_start_inclusive":true,"version_end":"b3e005f16cd98f815429a87aef4c61e9c140779f","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:f05837ed73d0c73e950b2d9f2612febb0d3d451e:b3e005f16cd98f815429a87aef4c61e9c140779f"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"f05837ed73d0c73e950b2d9f2612febb0d3d451e","version_start_inclusive":true,"version_end":"000e8454692cab9d1f1b80130e2870e355301d06","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:f05837ed73d0c73e950b2d9f2612febb0d3d451e:000e8454692cab9d1f1b80130e2870e355301d06"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"f05837ed73d0c73e950b2d9f2612febb0d3d451e","version_start_inclusive":true,"version_end":"23308af722fefed00af5f238024c11710938fba3","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:f05837ed73d0c73e950b2d9f2612febb0d3d451e:23308af722fefed00af5f238024c11710938fba3"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"6.3","version_start_inclusive":true,"version_end":"6.3","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:6.3:6.3"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"0","version_start_inclusive":true,"version_end":"6.3","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:0:6.3"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"6.6.141","version_start_inclusive":true,"version_end":"6.6.*","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:6.6.141:6.6.*"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"6.12.91","version_start_inclusive":true,"version_end":"6.12.*","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:6.12.91:6.12.*"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"6.18.33","version_start_inclusive":true,"version_end":"6.18.*","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:6.18.33:6.18.*"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"7.0.10","version_start_inclusive":true,"version_end":"7.0.*","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:7.0.10:7.0.*"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"7.1","version_start_inclusive":true,"version_end":"*","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:7.1:*"}],"exploit_refs":[],"news":[],"references":[{"url":"https://git.kernel.org/stable/c/4048ed98860d3785645ebbd34f69566a6c7320c3","source_type":"MISC","tags":[]},{"url":"https://git.kernel.org/stable/c/73a5af059905d171b398c8b2381632ee499948b5","source_type":"MISC","tags":[]},{"url":"https://git.kernel.org/stable/c/b3e005f16cd98f815429a87aef4c61e9c140779f","source_type":"MISC","tags":[]},{"url":"https://git.kernel.org/stable/c/000e8454692cab9d1f1b80130e2870e355301d06","source_type":"MISC","tags":[]},{"url":"https://git.kernel.org/stable/c/23308af722fefed00af5f238024c11710938fba3","source_type":"MISC","tags":[]}],"timeline":[{"type":"published","at":"2026-06-24T16:30:54.594000Z","label":"CVE published","source":null}]}