https://vulnerability.circl.lu Contains only the most 10 recent entries. http://www.rssboard.org/rss-specification python-feedgen en Wed, 30 Sep 2026 01:11:09 +0000 https://vulnerability.circl.lu/vuln/cve-2026-68391 <p><strong>Affected:</strong> Linux</p> <p>In the Linux kernel, the following vulnerability has been resolved:</p> <p>Bluetooth: mgmt: hold reference for hci_conn in mgmt_pending_cmds</p> <p>Dereferencing RCU-protected pointers outside critical sections is invalid and may lead to UAF. Use of hci_conn in hci_sync callbacks also needs to hold refcount to avoid UAF.</p> <p>Take appropriate locks for hci_conn lookups, and take refcount for hci_conn pointers stored in mgmt_pending_cmd so that the pointer stays valid.</p> <p>When accessing conn-&gt;state, ensure hdev-&gt;lock is held to avoid data race.</p> <p><strong>Affected:</strong> Linux</p> <p>In the Linux kernel, the following vulnerability has been resolved:</p> <p>Bluetooth: mgmt: hold reference for hci_conn in mgmt_pending_cmds</p> <p>Dereferencing RCU-protected pointers outside critical sections is invalid and may lead to UAF. Use of hci_conn in hci_sync callbacks also needs to hold refcount to avoid UAF.</p> <p>Take appropriate locks for hci_conn lookups, and take refcount for hci_conn pointers stored in mgmt_pending_cmd so that the pointer stays valid.</p> <p>When accessing conn-&gt;state, ensure hdev-&gt;lock is held to avoid data race.</p> https://vulnerability.circl.lu/vuln/cve-2026-68391