{"id":"CVE-2022-3977","details":"A use-after-free flaw was found in the Linux kernel MCTP (Management Component Transport Protocol) functionality. This issue occurs when a user simultaneously calls DROPTAG ioctl and socket close happens, which could allow a local user to crash the system or potentially escalate their privileges on the system.","modified":"2026-07-15T01:49:00.161205729Z","published":"2023-01-12T00:00:00Z","database_specific":{"cna_assigner":"redhat","cwe_ids":["CWE-416"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/3xxx/CVE-2022-3977.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3a732b46736cd8a29092e4b0b1a9ba83e672bf89"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/3xxx/CVE-2022-3977.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-3977"},{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20230223-0005/"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git","events":[{"introduced":"9abf2313adc1ca1b6180c508c25f22f9395cc780"},{"last_affected":"9abf2313adc1ca1b6180c508c25f22f9395cc780"}],"database_specific":{"extracted_events":[{"introduced":"Linux kernel 6.1-rc1"},{"last_affected":"Linux kernel 6.1-rc1"}],"source":"AFFECTED_FIELD"}}],"versions":["Linux kernel 6.1-rc1","v6.1-rc1"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-3977.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}