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THREAT OPSThreat News › [NVD] CVE-2026-64405 (MEDIUM 5.5) — In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_conn: Fix null ptr deref in hci_abort_conn() hci_abort_conn() read hci_skb_event(hdev->sent_cmd) when a connection was pending, but hdev->sent_cmd can be NULL while req_status is still HCI_REQ_PE

[NVD] CVE-2026-64405 (MEDIUM 5.5) — In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_conn: Fix null ptr deref in hci_abort_conn() hci_abort_conn() read hci_skb_event(hdev->sent_cmd) when a connection was pending, but hdev->sent_cmd can be NULL while req_status is still HCI_REQ_PE

lownvdPublished 2026-07-25

CVE-2026-64405 CVSS: 5.5 MEDIUM Published: 2026-07-25T10:17:24.110

In the Linux kernel, the following vulnerability has been resolved:

Bluetooth: hci_conn: Fix null ptr deref in hci_abort_conn()

hci_abort_conn() read hci_skb_event(hdev->sent_cmd) when a connection was pending, but hdev->sent_cmd can be NULL while req_status is still HCI_REQ_PEND, leading to a NULL pointer dereference and a gene

Indicators of compromise

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-64405