{"id":"CVE-2026-102485","aliases":["DEBIAN-CVE-2026-102485","EUVD-2026-107311","GHSA-wwwp-7879-75pf","UBUNTU-CVE-2026-102485","openSUSE-SU-2026:12229-1"],"status":"published","title":"Out-of-bounds Read in ntpsec","description":"Out-of-bounds read in the Motorola Oncore refclock driver in NTPsec ntpd before 1.2.6 allows an attacker who controls the GPS receiver's serial data to crash ntpd or disclose memory via a PPS Control (@@Gc) reply with an out-of-range mode byte.","severity":{"version":"3.1","score":5.2,"vector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00181,"percentile":0.07698,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-125"],"published":"2026-10-21T15:03:51Z","modified":"2026-10-31T02:31:06Z","affected":[{"source":"osv","ecosystem":"Debian:12","package":"ntpsec","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.2.2+dfsg1-1","1.2.2+dfsg1-1+deb12u1","1.2.2+dfsg1-2","1.2.2+dfsg1-3","1.2.2+dfsg1-4","1.2.3+dfsg1-1","1.2.3+dfsg1-2","1.2.3+dfsg1-3","1.2.3+dfsg1-4","1.2.3+dfsg1-5","1.2.3+dfsg1-6","1.2.3+dfsg1-7","1.2.3+dfsg1-8","1.2.4+dfsg-1","1.2.5+dfsg-1"]},{"source":"osv","ecosystem":"Debian:13","package":"ntpsec","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.2.3+dfsg1-8","1.2.4+dfsg-1","1.2.5+dfsg-1"]},{"source":"osv","ecosystem":"Debian:14","package":"ntpsec","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.2.3+dfsg1-8","1.2.4+dfsg-1","1.2.5+dfsg-1"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"ntpsec","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.0.0+dfsg1-1","1.0.0+dfsg1-3","1.1.0+dfsg1-1","1.1.0+dfsg1-1ubuntu0.1","1.1.0+dfsg1-1ubuntu0.2"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"ntpsec","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.1.3+dfsg1-2","1.1.7+dfsg1-1","1.1.7+dfsg1-2","1.1.8+dfsg1-1","1.1.8+dfsg1-3","1.1.8+dfsg1-4","1.1.8+dfsg1-4build1"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"ntpsec","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.2.0+dfsg1-4","1.2.1+dfsg1-2","1.2.1+dfsg1-3","1.2.1+dfsg1-3ubuntu1","1.2.1+dfsg1-4"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"ntpsec","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.2.2+dfsg1-2","1.2.2+dfsg1-3","1.2.2+dfsg1-4","1.2.2+dfsg1-4build1","1.2.2+dfsg1-4build2"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"ntpsec","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.2.3+dfsg1-8ubuntu2","1.2.3+dfsg1-8ubuntu3"]},{"source":"osv","ecosystem":"Ubuntu:26.04:LTS","package":"ntpsec","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.2.3+dfsg1-8ubuntu1","1.2.3+dfsg1-8ubuntu2"]},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"ntpsec","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.6-1.1"}]}],"bundled":4}],"products":[{"vendor":"ntpsec","product":"ntpsec"}],"references":[{"url":"https://gitlab.com/NTPsec/ntpsec/-/work_items/895","tags":["web"]},{"url":"https://gitlab.com/NTPsec/ntpsec/-/commit/22a09b3aec58831a9e4a008f3f22caa155f969c2","tags":["fix"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-102485","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-wwwp-7879-75pf"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/102xxx/CVE-2026-102485.json","tags":["advisory"]},{"url":"https://gitlab.com/NTPsec/ntpsec","tags":["package"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2026-102485","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2026-102485","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-102485","tags":["report"]},{"url":"https://blog.ntpsec.org/2026/10/20/version-1.2.6.html","tags":["report"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2026-102483","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-102484","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-102485","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-102486","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2026-102485","title":"Out-of-bounds 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byte.","status":"published","published":"2026-10-21T15:03:51Z","modified":"2026-10-29T20:56:57Z","cvss":[{"version":"3.1","score":5.2,"vector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T16:59:14.591479Z"}],"ghsa":[{"id":"GHSA-wwwp-7879-75pf","title":"Out-of-bounds read in the Motorola Oncore refclock driver in NTPsec ntpd before 1.2.6 allows an...","description":"Out-of-bounds read in the Motorola Oncore refclock driver in NTPsec ntpd before 1.2.6 allows an attacker who controls the GPS receiver's serial data to crash ntpd or disclose memory via a PPS Control (@@Gc) reply with an out-of-range mode byte.","status":"published","published":"2026-10-21T18:33:15Z","modified":"2026-10-21T18:33:22Z","cvss":[{"version":"3.1","score":5.2,"vector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H","level":"medium"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T15:14:13.106716Z"}],"nvd":[{"id":"CVE-2026-102485","description":"Out-of-bounds read in the Motorola Oncore refclock driver in NTPsec ntpd before 1.2.6 allows an attacker who controls the GPS receiver's serial data to crash ntpd or disclose memory via a PPS Control (@@Gc) reply with an out-of-range mode byte.","status":"published","published":"2026-10-21T16:17:14.187Z","modified":"2026-10-29T21:17:08.09Z","cvss":[{"version":"3.1","score":5.2,"vector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:13:02.371082Z"}],"osv":[{"id":"CVE-2026-102485","title":"Out-of-bounds Read in ntpsec","description":"Out-of-bounds read in the Motorola Oncore refclock driver in NTPsec ntpd before 1.2.6 allows an attacker who controls the GPS receiver's serial data to crash ntpd or disclose memory via a PPS Control (@@Gc) reply with an out-of-range mode byte.","status":"published","published":"2026-10-21T15:03:51.277Z","modified":"2026-10-31T02:31:06.265142928Z","cvss":[{"version":"3.1","score":5.2,"vector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H","level":"medium"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T15:44:53.83521Z"},{"id":"DEBIAN-CVE-2026-102485","description":"Out-of-bounds read in the Motorola Oncore refclock driver in NTPsec ntpd before 1.2.6 allows an attacker who controls the GPS receiver's serial data to crash ntpd or disclose memory via a PPS Control (@@Gc) reply with an out-of-range mode byte.","status":"published","published":"2026-10-21T16:17:14.187Z","modified":"2026-10-30T09:49:21.194727655Z","cvss":[{"version":"3.1","score":5.2,"vector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:45:48.903138Z"},{"id":"UBUNTU-CVE-2026-102485","description":"Out-of-bounds read in the Motorola Oncore refclock driver in NTPsec ntpd before 1.2.6 allows an attacker who controls the GPS receiver's serial data to crash ntpd or disclose memory via a PPS Control (@@Gc) reply with an out-of-range mode byte.","status":"published","published":"2026-10-21T16:17:00Z","modified":"2026-10-28T20:16:15.694076531Z","cvss":[{"version":"3.1","score":5.2,"vector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T16:55:58.519486Z"},{"id":"openSUSE-SU-2026:12229-1","title":"libntpc1-1.2.6-1.1 on GA media","description":"These are all security issues fixed in the libntpc1-1.2.6-1.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2026-10-22T00:00:00Z","modified":"2026-10-23T17:23:11.65584675Z","updated_at":"2026-11-02T16:58:40.245664Z"}]}}