{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-05-03T01:41:26.638","vulnerabilities":[{"cve":{"id":"CVE-2023-53731","sourceIdentifier":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","published":"2025-10-22T14:15:48.423","lastModified":"2026-04-15T00:35:42.020","vulnStatus":"Deferred","cveTags":[],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnetlink: fix potential deadlock in netlink_set_err()\n\nsyzbot reported a possible deadlock in netlink_set_err() [1]\n\nA similar issue was fixed in commit 1d482e666b8e (\"netlink: disable IRQs\nfor netlink_lock_table()\") in netlink_lock_table()\n\nThis patch adds IRQ safety to netlink_set_err() and __netlink_diag_dump()\nwhich were not covered by cited commit.\n\n[1]\n\nWARNING: possible irq lock inversion dependency detected\n6.4.0-rc6-syzkaller-00240-g4e9f0ec38852 #0 Not tainted\n\nsyz-executor.2/23011 just changed the state of lock:\nffffffff8e1a7a58 (nl_table_lock){.+.?}-{2:2}, at: netlink_set_err+0x2e/0x3a0 net/netlink/af_netlink.c:1612\nbut this lock was taken by another, SOFTIRQ-safe lock in the past:\n (&local->queue_stop_reason_lock){..-.}-{2:2}\n\nand interrupts could create inverse lock ordering between them.\n\nother info that might help us debug this:\n Possible interrupt unsafe locking scenario:\n\n       CPU0                    CPU1\n       ----                    ----\n  lock(nl_table_lock);\n                               local_irq_disable();\n                               lock(&local->queue_stop_reason_lock);\n                               lock(nl_table_lock);\n  <Interrupt>\n    lock(&local->queue_stop_reason_lock);\n\n *** DEADLOCK ***"}],"metrics":{},"references":[{"url":"https://git.kernel.org/stable/c/1556ba034b95cfd4f75ea93c1a2679ae0444bba1","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/4b9adb8d4a62ff7608d4a7d4eb42036a88f30980","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/61ffe8b1ee084e5c82a4e4bbf9e7b68e0c06e464","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/8d61f926d42045961e6b65191c09e3678d86a9cf","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/8f6652ed2ad98fe6d13b903483d9257762ab2ec6","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/a641240b7e071c5538dc0e7894ece833fce459dd","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/c09e8e3f7fd432984bf5422302b093d2371dfc48","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/cde7b90e0539a3b11da377e463dfd2288a162dbf","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/eb8e27c8fa9397b4a7b181c48fa58157dbe9902e","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}]}}]}