{"id":"CVE-2022-23088","aliases":["EUVD-2022-28193","GHSA-7xg3-5hhv-932f"],"status":"published","title":"802.11 heap buffer overflow","description":"The 802.11 beacon handling routine failed to validate the length of an IEEE 802.11s Mesh ID before copying it to a heap-allocated buffer.\n\nWhile a FreeBSD Wi-Fi client is in scanning mode (i.e., not associated with a SSID) a malicious beacon frame may overwrite kernel memory, leading to remote code execution.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-12","score":0.0362,"percentile":0.89676,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-94"],"published":"2024-02-15T05:03:38Z","modified":"2026-06-17T04:29:29Z","products":[{"vendor":"freebsd","product":"freebsd"}],"references":[{"url":"https://security.freebsd.org/advisories/FreeBSD-SA-22:07.wifi_meshid.asc","tags":["vendor-advisory","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-23088"},{"url":"https://github.com/advisories/GHSA-7xg3-5hhv-932f"}],"sources":{"cve":[{"id":"CVE-2022-23088","title":"802.11 heap buffer overflow","description":"The 802.11 beacon handling routine failed to validate the length of an IEEE 802.11s Mesh ID before copying it to a heap-allocated buffer.\n\nWhile a FreeBSD Wi-Fi client is in scanning mode (i.e., not associated with a SSID) a malicious beacon frame may overwrite kernel memory, leading to remote code execution.","status":"published","published":"2024-02-15T05:03:38.536Z","modified":"2025-04-24T15:15:14.536Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"adp"}],"cwes":["CWE-94"],"updated_at":"2026-11-02T14:34:29.478363Z"}],"euvd":[{"id":"EUVD-2022-28193","description":"The 802.11 beacon handling routine failed to validate the length of an IEEE 802.11s Mesh ID before copying it to a heap-allocated buffer.\n\nWhile a FreeBSD Wi-Fi client is in scanning mode (i.e., not associated with a SSID) a malicious beacon frame may overwrite kernel memory, leading to remote code execution.","status":"published","published":"2024-02-15T05:03:38Z","modified":"2025-04-24T15:15:14Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T20:52:04.118749Z"}],"ghsa":[{"id":"GHSA-7xg3-5hhv-932f","title":"The 802.11 beacon handling routine failed to validate the length of an IEEE 802.11s Mesh ID...","description":"The 802.11 beacon handling routine failed to validate the length of an IEEE 802.11s Mesh ID before copying it to a heap-allocated buffer.\n\nWhile a FreeBSD Wi-Fi client is in scanning mode (i.e., not associated with a SSID) a malicious beacon frame may overwrite kernel memory, leading to remote code execution.","status":"published","published":"2024-02-15T06:31:35Z","modified":"2024-08-01T15:32:31Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-94"],"updated_at":"2026-11-02T14:57:47.54071Z"}],"nvd":[{"id":"CVE-2022-23088","description":"The 802.11 beacon handling routine failed to validate the length of an IEEE 802.11s Mesh ID before copying it to a heap-allocated buffer.\n\nWhile a FreeBSD Wi-Fi client is in scanning mode (i.e., not associated with a SSID) a malicious beacon frame may overwrite kernel memory, leading to remote code execution.","status":"published","published":"2024-02-15T05:15:09.44Z","modified":"2026-06-17T04:29:29.077Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-94"],"updated_at":"2026-11-02T14:07:40.49892Z"}]}}