{"id":"CVE-2026-74538","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-74538","summary":"Bluetooth: ISO: lock sk in iso_connect_ind","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: ISO: lock sk in iso_connect_ind\n\nAccessing iso_pi(sk)->conn requires lock_sock, which is not taken in the\n\"ev3\" part of iso_connect_ind.  It may also be NULL if socket has\ntransitioned away from the LISTEN/CONNECT states before locking.\n\nFix by adding lock/release. Recheck hcon is valid after lock acquire\nwhere needed.","published":"2026-08-15T12:27:50.271Z","modified":"2026-08-17T03:47:35.466387264Z","cvss":null,"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[{"ecosystem":"Linux","name":"Kernel","fixedVersion":"6.18.44"}],"fix":null,"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/4311fd6f429065a8ba208660360a895627a00cf3"},{"type":"WEB","url":"https://git.kernel.org/stable/c/9bee7e476534f27e830658dad962d85da9edf6bf"},{"type":"WEB","url":"https://git.kernel.org/stable/c/e8e9cff6d80eeec28dec4cf7cc18662986945391"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/74xxx/CVE-2026-74538.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-74538"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-17T03:47:35.466387264Z"}}