{"id":"CVE-2021-46168","aliases":["EUVD-2021-32868","GHSA-54px-hxcr-mv7h","UBUNTU-CVE-2021-46168"],"status":"published","title":"Spin v6.5.1 was discovered to contain an out-of-bounds write in lex() at spinlex.c.","description":"Spin v6.5.1 was discovered to contain an out-of-bounds write in lex() at spinlex.c.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.0066,"percentile":0.51843,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2022-01-14T20:02:45Z","modified":"2026-10-20T10:54:13Z","affected":[{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"spin","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["6.4.6+dfsg-2"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"spin","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["6.4.9+dfsg-1"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"spin","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["6.5.2+dfsg-1"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"spin","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["6.5.2+dfsg-1"]},{"source":"osv","ecosystem":"Ubuntu:25.10","package":"spin","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["6.5.2+dfsg-2"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"spin","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["6.5.2+dfsg-2build1"]},{"source":"osv","ecosystem":"Ubuntu:26.04:LTS","package":"spin","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["6.5.2+dfsg-2","6.5.2+dfsg-2build1"]}],"products":[{"vendor":"spinroot","product":"spin"}],"references":[{"url":"https://github.com/nimble-code/Spin/issues/56","tags":["x_refsource_MISC","x_transferred","Exploit","Issue Tracking","Patch","Third Party Advisory","fix","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-46168"},{"url":"https://github.com/advisories/GHSA-54px-hxcr-mv7h"},{"url":"https://ubuntu.com/security/CVE-2021-46168","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-46168","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2021-46168","description":"Spin v6.5.1 was discovered to contain an out-of-bounds write in lex() at spinlex.c.","status":"published","published":"2022-01-14T20:02:45Z","modified":"2024-08-04T05:02:10.278Z","updated_at":"2026-11-02T14:33:03.320536Z"}],"euvd":[{"id":"EUVD-2021-32868","description":"Spin v6.5.1 was discovered to contain an out-of-bounds write in lex() at spinlex.c.","status":"published","published":"2022-01-14T20:02:45Z","modified":"2024-08-04T05:02:10Z","updated_at":"2026-11-03T03:08:24.682864Z"}],"ghsa":[{"id":"GHSA-54px-hxcr-mv7h","title":"Spin v6.5.1 was discovered to contain an out-of-bounds write in lex() at spinlex.c.","description":"Spin v6.5.1 was discovered to contain an out-of-bounds write in lex() at spinlex.c.","status":"published","published":"2022-01-15T00:00:48Z","modified":"2023-02-03T05:04:44Z","cwes":["CWE-787"],"updated_at":"2026-11-02T14:53:36.832133Z"}],"nvd":[{"id":"CVE-2021-46168","description":"Spin v6.5.1 was discovered to contain an out-of-bounds write in lex() at spinlex.c.","status":"published","published":"2022-01-14T21:15:08.457Z","modified":"2026-06-17T04:14:37.377Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:07:03.821385Z"}],"osv":[{"id":"CVE-2021-46168","description":"Spin v6.5.1 was discovered to contain an out-of-bounds write in lex() at spinlex.c.","status":"published","published":"2022-01-14T21:15:08.457Z","modified":"2026-10-20T10:54:13.951508774Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:44:22.18434Z"},{"id":"UBUNTU-CVE-2021-46168","description":"Spin v6.5.1 was discovered to contain an out-of-bounds write in lex() at spinlex.c.","status":"published","published":"2022-01-14T21:15:00Z","modified":"2026-10-17T12:56:16.085602247Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:54:30.277322Z"}]}}