{ "schema_version": "1.6.1", "id": "RPI-CVE-2026-98297", "modified": "2026-10-07T14:35:31Z", "upstream": [ "CVE-2026-98297" ], "published": "2026-10-06T08:47:10Z", "summary": "Bluetooth: hci_core: Fix queuing tx_work after workqueue is drained", "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: hci_core: Fix queuing tx_work after workqueue is drained\n\nhci_send_acl(), hci_send_sco() and hci_send_iso() queue hdev->tx_work\nunconditionally. They can run from the L2CAP/SCO/ISO socket send path\nwhile hci_dev_close_sync() is draining hdev->workqueue (HCIDEVDOWN\nracing with a socket write). Since that queue_work() is not chained\nwork from the tx_work worker itself, __queue_work() sees the queue\nmarked __WQ_DRAINING, warns \"cannot queue %ps on wq %s\", and drops\nthe work:\n\n WARNING: CPU: 1 PID: 5985 at kernel/workqueue.c:2352 __queue_work\n Call Trace:\n queue_work_on\n l2cap_chan_send\n l2cap_sock_sendmsg\n ...\n\nhci_dev_close_sync() already sets HCI_CMD_DRAIN_WORKQUEUE before\ndraining, but only hci_cmd_work() and handle_cmd_cnt_and_timer()\ncheck it before queuing. Route the tx_work producers through the\nsame guard via a shared hci_sched_tx() helper.", "affected": [ { "package": { "ecosystem": "Raspberry Pi OS:12", "name": "linux" }, "versions": [ "1:6.12.93-1+rpt1", "1:6.12.96-1+rpt1", "1:6.12.109-1+rpt1" ], "ecosystem_specific": { "binaries": [ { "binary_name": "linux-image-6.12.93+rpt-rpi-2712", "binary_version": "1:6.12.93-1+rpt1" }, { "binary_name": "linux-image-6.12.93+rpt-rpi-v6", "binary_version": "1:6.12.93-1+rpt1" }, { "binary_name": "linux-image-6.12.93+rpt-rpi-v7", "binary_version": "1:6.12.93-1+rpt1" }, { "binary_name": "linux-image-6.12.93+rpt-rpi-v7l", "binary_version": "1:6.12.93-1+rpt1" }, { "binary_name": "linux-image-6.12.93+rpt-rpi-v8", "binary_version": "1:6.12.93-1+rpt1" }, { "binary_name": "linux-image-6.12.93+rpt-rpi-v8-rt", "binary_version": "1:6.12.93-1+rpt1" }, { "binary_name": "linux-image-6.12.96+rpt-rpi-2712", "binary_version": "1:6.12.96-1+rpt1" }, { "binary_name": "linux-image-6.12.96+rpt-rpi-v6", "binary_version": "1:6.12.96-1+rpt1" }, { "binary_name": "linux-image-6.12.96+rpt-rpi-v7", "binary_version": "1:6.12.96-1+rpt1" }, { "binary_name": "linux-image-6.12.96+rpt-rpi-v7l", "binary_version": "1:6.12.96-1+rpt1" }, { "binary_name": "linux-image-6.12.96+rpt-rpi-v8", "binary_version": "1:6.12.96-1+rpt1" }, { "binary_name": "linux-image-6.12.96+rpt-rpi-v8-rt", "binary_version": "1:6.12.96-1+rpt1" }, { "binary_name": "linux-image-6.12.109+rpt-rpi-2712", "binary_version": "1:6.12.109-1+rpt1" }, { "binary_name": "linux-image-6.12.109+rpt-rpi-v6", "binary_version": "1:6.12.109-1+rpt1" }, { "binary_name": "linux-image-6.12.109+rpt-rpi-v7", "binary_version": "1:6.12.109-1+rpt1" }, { "binary_name": "linux-image-6.12.109+rpt-rpi-v7l", "binary_version": "1:6.12.109-1+rpt1" }, { "binary_name": "linux-image-6.12.109+rpt-rpi-v8", "binary_version": "1:6.12.109-1+rpt1" }, { "binary_name": "linux-image-6.12.109+rpt-rpi-v8-rt", "binary_version": "1:6.12.109-1+rpt1" } ] }, "database_specific": { "per_version": { "1:6.12.93-1+rpt1": { "linux_commit": "d8ab4e908235da7727f22dd36ad5af224671677d", "upstream_version": "6.12.93", "assessment": "commit ancestry (strak rule)", "upstream_fixed": "6.12.112" }, "1:6.12.96-1+rpt1": { "linux_commit": "ae161617d7a4552fa91d03626b8d9f3696d17481", "upstream_version": "6.12.96", "assessment": "commit ancestry (strak rule)", "upstream_fixed": "6.12.112" }, "1:6.12.109-1+rpt1": { "linux_commit": "7d1826930811232688a50c99c540fbb137aed081", "upstream_version": "6.12.109", "assessment": "commit ancestry (strak rule)", "upstream_fixed": "6.12.112" } } } }, { "package": { "ecosystem": "Raspberry Pi OS:13", "name": "linux" }, "versions": [ "1:6.18.39-1+rpt1", "1:6.18.50-1+rpt1" ], "ecosystem_specific": { "binaries": [ { "binary_name": "linux-image-6.18.39+rpt-rpi-2712", "binary_version": "1:6.18.39-1+rpt1" }, { "binary_name": "linux-image-6.18.39+rpt-rpi-v6", "binary_version": "1:6.18.39-1+rpt1" }, { "binary_name": "linux-image-6.18.39+rpt-rpi-v7", "binary_version": "1:6.18.39-1+rpt1" }, { "binary_name": "linux-image-6.18.39+rpt-rpi-v8", "binary_version": "1:6.18.39-1+rpt1" }, { "binary_name": "linux-image-6.18.39+rpt-rpi-v8-rt", "binary_version": "1:6.18.39-1+rpt1" }, { "binary_name": "linux-image-6.18.50+rpt-rpi-2712", "binary_version": "1:6.18.50-1+rpt1" }, { "binary_name": "linux-image-6.18.50+rpt-rpi-v6", "binary_version": "1:6.18.50-1+rpt1" }, { "binary_name": "linux-image-6.18.50+rpt-rpi-v7", "binary_version": "1:6.18.50-1+rpt1" }, { "binary_name": "linux-image-6.18.50+rpt-rpi-v8", "binary_version": "1:6.18.50-1+rpt1" }, { "binary_name": "linux-image-6.18.50+rpt-rpi-v8-rt", "binary_version": "1:6.18.50-1+rpt1" } ] }, "database_specific": { "per_version": { "1:6.18.39-1+rpt1": { "linux_commit": "60ea684a8ace97bb0db1a16e20753bdd6ab371ff", "upstream_version": "6.18.39", "assessment": "commit ancestry (strak rule)", "upstream_fixed": "6.18.54" }, "1:6.18.50-1+rpt1": { "linux_commit": "cff533aec2fa601846766b32ff57204e0a61bed7", "upstream_version": "6.18.50", "assessment": "commit ancestry (strak rule)", "upstream_fixed": "6.18.54" } } } } ], "references": [ { "type": "ADVISORY", "url": "https://www.cve.org/CVERecord?id=CVE-2026-98297" }, { "type": "FIX", "url": "https://git.kernel.org/stable/c/ab0678a0701ac4de499428dc1b321659bb74d272" }, { "type": "FIX", "url": "https://git.kernel.org/stable/c/e220c1242a643d97102a79f09b7ef3aa31276961" }, { "type": "FIX", "url": "https://git.kernel.org/stable/c/cbb325bc150e8c0dbce004ac0e5516bcffc0de31" }, { "type": "FIX", "url": "https://git.kernel.org/stable/c/6610c6fe4b8936c232048e6049bf77c70a6f759c" } ], "database_specific": { "source": "https://git.kernel.org/pub/scm/linux/security/vulns.git", "upstream_modified": "2026-10-06T08:47:10Z" } }