{"id":"CVE-2018-1000800","aliases":["EUVD-2018-2004","GHSA-m6rj-hx92-c739"],"status":"published","title":"zephyr-rtos version 1.12.0 contains a NULL base pointer reference vulnerability in...","description":"zephyr-rtos version 1.12.0 contains a NULL base pointer reference vulnerability in sys_ring_buf_put(), sys_ring_buf_get() that can result in CPU Page Fault (error code 0x00000010). This attack appear to be exploitable via a malicious application call the vulnerable kernel APIs (system sys_ring_buf_get() and sys_ring_buf_put).","severity":{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01656,"percentile":0.76768,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-476"],"published":"2018-09-06T17:00:00Z","modified":"2026-06-17T01:33:04Z","products":[{"vendor":"zephyrproject","product":"zephyr"}],"references":[{"url":"https://github.com/zephyrproject-rtos/zephyr/issues/7638","tags":["x_refsource_CONFIRM","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-1000800"},{"url":"https://github.com/advisories/GHSA-m6rj-hx92-c739"}],"sources":{"cve":[{"id":"CVE-2018-1000800","description":"zephyr-rtos version 1.12.0 contains a NULL base pointer reference vulnerability in sys_ring_buf_put(), sys_ring_buf_get() that can result in CPU Page Fault (error code 0x00000010). This attack appear to be exploitable via a malicious application call the vulnerable kernel APIs (system sys_ring_buf_get() and sys_ring_buf_put).","status":"published","published":"2018-09-06T17:00:00Z","modified":"2024-09-17T01:31:49.523Z","updated_at":"2026-11-02T14:35:10.685174Z"}],"euvd":[{"id":"EUVD-2018-2004","description":"zephyr-rtos version 1.12.0 contains a NULL base pointer reference vulnerability in sys_ring_buf_put(), sys_ring_buf_get() that can result in CPU Page Fault (error code 0x00000010). This attack appear to be exploitable via a malicious application call the vulnerable kernel APIs (system sys_ring_buf_get() and sys_ring_buf_put).","status":"published","published":"2018-09-06T17:00:00Z","modified":"2024-09-17T01:31:49Z","updated_at":"2026-11-03T00:28:48.901339Z"}],"ghsa":[{"id":"GHSA-m6rj-hx92-c739","title":"zephyr-rtos version 1.12.0 contains a NULL base pointer reference vulnerability in...","description":"zephyr-rtos version 1.12.0 contains a NULL base pointer reference vulnerability in sys_ring_buf_put(), sys_ring_buf_get() that can result in CPU Page Fault (error code 0x00000010). This attack appear to be exploitable via a malicious application call the vulnerable kernel APIs (system sys_ring_buf_get() and sys_ring_buf_put).","status":"published","published":"2022-05-13T01:26:35Z","modified":"2023-02-01T05:07:26Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:50:32.348028Z"}],"nvd":[{"id":"CVE-2018-1000800","description":"zephyr-rtos version 1.12.0 contains a NULL base pointer reference vulnerability in sys_ring_buf_put(), sys_ring_buf_get() that can result in CPU Page Fault (error code 0x00000010). This attack appear to be exploitable via a malicious application call the vulnerable kernel APIs (system sys_ring_buf_get() and sys_ring_buf_put).","status":"published","published":"2018-09-06T17:29:02.097Z","modified":"2026-06-17T01:33:04.33Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:04:38.672108Z"}]}}