{"id":"CVE-2026-74304","summary":"Bluetooth: hci_qca: fix NULL pointer dereference in qca_setup() for non-serdev device","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: hci_qca: fix NULL pointer dereference in qca_setup() for non-serdev device\n\nhu-\u003eserdev is NULL for hci_uart attached via non-serdev paths, but\nqca_setup() unconditionally calls serdev_device_get_drvdata(hu-\u003eserdev)\nand dereferences the result, causing a NULL pointer dereference.\n\nFix by guarding the dereference with a NULL check, consistent with the\nrest of qca_setup().","modified":"2026-08-16T03:48:33.629349552Z","published":"2026-08-15T05:58:05.981Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/74xxx/CVE-2026-74304.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/0704c04769ccc1a0939682db35d816dfa5fe75dc"},{"type":"WEB","url":"https://git.kernel.org/stable/c/3ec629fee178d429f01ae843e4ea888de93012bf"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/74xxx/CVE-2026-74304.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-74304"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"22d893eec0d52fa97d25d3de248285648f26ef68"},{"fixed":"0704c04769ccc1a0939682db35d816dfa5fe75dc"},{"fixed":"3ec629fee178d429f01ae843e4ea888de93012bf"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-74304.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"7.0.0"},{"fixed":"7.1.5"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-74304.json"}}],"schema_version":"1.9.0"}