{"id":"CVE-2025-40221","summary":"media: pci: mg4b: fix uninitialized iio scan data","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: pci: mg4b: fix uninitialized iio scan data\n\nFix potential leak of uninitialized stack data to userspace by ensuring\nthat the `scan` structure is zeroed before use.","modified":"2026-04-02T12:48:19.614995Z","published":"2025-12-04T14:50:45.439Z","related":["SUSE-SU-2026:20207-1","SUSE-SU-2026:20220-1","SUSE-SU-2026:20228-1","openSUSE-SU-2026:20145-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/40xxx/CVE-2025-40221.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/b792eba44494b4e6ab5006013335f9819f303b8b"},{"type":"WEB","url":"https://git.kernel.org/stable/c/b7f82da7f86479cb6479a76ebe213ece7c77398f"},{"type":"WEB","url":"https://git.kernel.org/stable/c/c0d3f6969bb4d72476cfe7ea9263831f1c283704"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/40xxx/CVE-2025-40221.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-40221"},{"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":"0ab13674a9bd10514486cf1670d71dbd8afec421"},{"fixed":"b7f82da7f86479cb6479a76ebe213ece7c77398f"},{"fixed":"b792eba44494b4e6ab5006013335f9819f303b8b"},{"fixed":"c0d3f6969bb4d72476cfe7ea9263831f1c283704"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-40221.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"6.7.0"},{"fixed":"6.12.54"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.13.0"},{"fixed":"6.17.4"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-40221.json"}}],"schema_version":"1.7.5"}