{"id":"CVE-2026-12166","aliases":["EUVD-2026-41377","GHSA-rp8q-7vcj-j55j"],"status":"published","title":"CVE-2026-12166","description":"A NULL pointer dereference vulnerability for driver `GFAC_Sys_x64.sys` in Little Orbit GFAC allows a local attacker to cause a denial of service via crafted requests that trigger a system crash.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-09","score":0.00152,"percentile":0.04361,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"published":"2026-07-02T14:36:04Z","modified":"2026-10-25T21:10:00Z","exploits":[{"source":"pocgithub","id":"FzRsLLaSheR/CVE-2026-12166_CVE-2026-12167_CVE-2026-12168","title":"FzRsLLaSheR/CVE-2026-12166_CVE-2026-12167_CVE-2026-12168","date":"2026-07-02","url":"https://github.com/FzRsLLaSheR/CVE-2026-12166_CVE-2026-12167_CVE-2026-12168"}],"products":[{"vendor":"little orbit","product":"gamefirst anti-cheat"}],"references":[{"url":"https://www.littleorbit.com/"},{"url":"https://kb.cert.org/vuls/id/639124"},{"url":"https://github.com/FzRsLLaSheR/CVE-2026-12166_CVE-2026-12167_CVE-2026-12168"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-12166"},{"url":"https://www.littleorbit.com"},{"url":"https://github.com/advisories/GHSA-rp8q-7vcj-j55j"}],"sources":{"cve":[{"id":"CVE-2026-12166","title":"CVE-2026-12166","description":"A NULL pointer dereference vulnerability for driver `GFAC_Sys_x64.sys` in Little Orbit GFAC allows a local attacker to cause a denial of service via crafted requests that trigger a system crash.","status":"published","published":"2026-07-02T14:36:04.413Z","modified":"2026-07-02T17:35:36.546Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"adp"}],"updated_at":"2026-11-02T14:19:47.998488Z"}],"euvd":[{"id":"EUVD-2026-41377","description":"A NULL pointer dereference vulnerability for driver `GFAC_Sys_x64.sys` in Little Orbit GFAC allows a local attacker to cause a denial of service via crafted requests that trigger a system crash.","status":"published","published":"2026-07-02T14:36:04Z","modified":"2026-07-02T17:35:36Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T18:20:17.430912Z"}],"ghsa":[{"id":"GHSA-rp8q-7vcj-j55j","title":"A NULL pointer dereference vulnerability for driver `GFAC_Sys_x64.sys` in Little Orbit GFAC...","description":"A NULL pointer dereference vulnerability for driver `GFAC_Sys_x64.sys` in Little Orbit GFAC allows a local attacker to cause a denial of service via crafted requests that trigger a system crash.","status":"published","published":"2026-07-02T15:32:12Z","modified":"2026-07-02T18:37:31Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:09:12.451783Z"}],"nvd":[{"id":"CVE-2026-12166","description":"A NULL pointer dereference vulnerability for driver `GFAC_Sys_x64.sys` in Little Orbit GFAC allows a local attacker to cause a denial of service via crafted requests that trigger a system crash.","status":"published","published":"2026-07-02T15:16:56.927Z","modified":"2026-10-25T21:10:00.77Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"}],"updated_at":"2026-11-02T14:12:27.541515Z"}]}}