{"id":"CVE-2025-71192","summary":"ALSA: ac97: fix a double free in snd_ac97_controller_register()","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nALSA: ac97: fix a double free in snd_ac97_controller_register()\n\nIf ac97_add_adapter() fails, put_device() is the correct way to drop\nthe device reference. kfree() is not required.\nAdd kfree() if idr_alloc() fails and in ac97_adapter_release() to do\nthe cleanup.\n\nFound by code review.","modified":"2026-04-02T17:30:17.818535Z","published":"2026-02-04T16:00:23.044Z","related":["SUSE-SU-2026:0962-1","SUSE-SU-2026:1081-1","SUSE-SU-2026:20667-1","SUSE-SU-2026:20720-1","SUSE-SU-2026:20838-1","SUSE-SU-2026:20845-1","SUSE-SU-2026:20876-1","SUSE-SU-2026:20931-1","openSUSE-SU-2026:20416-1"],"database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/71xxx/CVE-2025-71192.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/21f8bc5179bed91c3f946adb5e55d717b891960c"},{"type":"WEB","url":"https://git.kernel.org/stable/c/830988b6cf197e6dcffdfe2008c5738e6c6c3c0f"},{"type":"WEB","url":"https://git.kernel.org/stable/c/c80f9b3349a99a9d5b295f5bbc23f544c5995ad7"},{"type":"WEB","url":"https://git.kernel.org/stable/c/cb73d37ac18bc1716690ff5255a0ef1952827e9e"},{"type":"WEB","url":"https://git.kernel.org/stable/c/fcc04c92cbb5497ce67c58dd2f0001bb87f40396"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/71xxx/CVE-2025-71192.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-71192"},{"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":"74426fbff66eea8e8d1f42c8238c268d1e63a832"},{"fixed":"c80f9b3349a99a9d5b295f5bbc23f544c5995ad7"},{"fixed":"21f8bc5179bed91c3f946adb5e55d717b891960c"},{"fixed":"fcc04c92cbb5497ce67c58dd2f0001bb87f40396"},{"fixed":"cb73d37ac18bc1716690ff5255a0ef1952827e9e"},{"fixed":"830988b6cf197e6dcffdfe2008c5738e6c6c3c0f"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2025-71192.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.15.0"},{"fixed":"6.1.161"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.2.0"},{"fixed":"6.6.121"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.7.0"},{"fixed":"6.12.66"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.13.0"},{"fixed":"6.18.6"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2025-71192.json"}}],"schema_version":"1.7.5"}