{"id":"DEBIAN-CVE-2024-42141","details":"In the Linux kernel, the following vulnerability has been resolved:  Bluetooth: ISO: Check socket flag instead of hcon  This fixes the following Smatch static checker warning:  net/bluetooth/iso.c:1364 iso_sock_recvmsg() error: we previously assumed 'pi-\u003econn-\u003ehcon' could be null (line 1359)  net/bluetooth/iso.c 1347 static int iso_sock_recvmsg(struct socket *sock, struct msghdr *msg, 1348                             size_t len, int flags) 1349 { 1350         struct sock *sk = sock-\u003esk; 1351         struct iso_pinfo *pi = iso_pi(sk); 1352 1353         BT_DBG(\"sk %p\", sk); 1354 1355         if (test_and_clear_bit(BT_SK_DEFER_SETUP,                                       &bt_sk(sk)-\u003eflags)) { 1356                 lock_sock(sk); 1357                 switch (sk-\u003esk_state) { 1358                 case BT_CONNECT2: 1359                         if (pi-\u003econn-\u003ehcon &&                                      ^^^^^^^^^^^^^^ If -\u003ehcon is NULL  1360                             test_bit(HCI_CONN_PA_SYNC,                                          &pi-\u003econn-\u003ehcon-\u003eflags)) { 1361                                 iso_conn_big_sync(sk); 1362                                 sk-\u003esk_state = BT_LISTEN; 1363                         } else { --\u003e 1364                         iso_conn_defer_accept(pi-\u003econn-\u003ehcon);                                                        ^^^^^^^^^^^^^^                                                        then we're toast  1365                                 sk-\u003esk_state = BT_CONFIG; 1366                         } 1367                         release_sock(sk); 1368                         return 0; 1369                 case BT_CONNECTED: 1370                         if (test_bit(BT_SK_PA_SYNC,","modified":"2026-09-15T09:03:10.071516827Z","published":"2024-07-30T08:15:05.917Z","upstream":["CVE-2024-42141"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2024-42141"}],"affected":[{"package":{"name":"linux","ecosystem":"Debian:13","purl":"pkg:deb/debian/linux?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.9.9-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2024-42141.json"}},{"package":{"name":"linux","ecosystem":"Debian:14","purl":"pkg:deb/debian/linux?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.9.9-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2024-42141.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}