{"@context":"https://openvex.dev/ns/v0.2.0","@id":"https://database.harborguard.co/cve/CVE-2026-53260/vex.json","author":"HarborGuard Database","role":"Document Creator","timestamp":"2026-06-28T06:41:03.925Z","version":1,"tooling":"HarborGuard Database (https://database.harborguard.co)","statements":[{"vulnerability":{"name":"CVE-2026-53260","@id":"https://www.cve.org/CVERecord?id=CVE-2026-53260","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ntcp: Add preempt_{disable,enable}_nested() in reqsk_queue_hash_req().\n\nsyzbot reported a weird reqsk->rsk_refcnt underflow in\n__inet_csk_reqsk_queue_drop().\n\nThe captured reqsk_put() in __inet_csk_reqsk_queue_drop()\nis called only when it successfully removes reqsk from ehash.\n\nMoreover, reqsk_timer_handler() calls another reqsk_put()\nafter that.\n\nThis indicates that the reqsk was missing both refcnts for\nehash and the timer it"},"products":[{"@id":"cpe:2.3:a:linux:linux:*:*:*:*:*:*:*:*","identifiers":{"cpe23":"cpe:2.3:a:linux:linux:*:*:*:*:*:*:*:*"}},{"@id":"cpe:2.3:a:linux:linux:6.12:*:*:*:*:*:*:*","identifiers":{"cpe23":"cpe:2.3:a:linux:linux:6.12:*:*:*:*:*:*:*"}}],"status":"affected","action_statement":"Update to a fixed version: 0, 7.0.13, 7.1, b183215ff714efb747d9d5a429322ba6404b5401, e10902df24488ca722303133acfc82490f7d59ad.","timestamp":"2026-06-28T06:41:03.925Z"}]}