{"id":"CVE-2026-0995","aliases":["DEBIAN-CVE-2026-0995","EUVD-2026-9178","GHSA-56p3-hm9h-q26v","UBUNTU-CVE-2026-0995"],"status":"published","title":"An issue has been identified in Arm C1-Pro before r1p2-50eac0, where, under certain conditions, a...","description":"An issue has been identified in Arm C1-Pro before r1p2-50eac0, where, under certain conditions, a TLBI+DSB might fail to ensure the completion of memory accesses related to SME.","severity":{"version":"3.1","score":3.6,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:L","level":"low","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-10","score":0.00098,"percentile":0.00762,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-362"],"published":"2026-03-02T14:52:55Z","modified":"2026-11-10T02:50:13Z","fixes":[{"ecosystem":"Debian:14","package":"arm-trusted-firmware","fixed_in":["2.12.16+dfsg-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"arm-trusted-firmware","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.10.0+dfsg-1","2.10.10+dfsg-1","2.12.0+dfsg-1","2.12.0+dfsg-2","2.12.1+dfsg-1","2.12.16+dfsg-1","2.8.0+dfsg-1","2.9.0+dfsg-1","2.9.0+dfsg-2","2.9.0+dfsg-3"]},{"source":"osv","ecosystem":"Debian:13","package":"arm-trusted-firmware","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.12.1+dfsg-1","2.12.16+dfsg-1"]},{"source":"osv","ecosystem":"Debian:14","package":"arm-trusted-firmware","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.12.16+dfsg-1"}]}],"versions":["2.12.1+dfsg-1"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"arm-trusted-firmware","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.1-3","2.2-2"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"arm-trusted-firmware","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.5+dfsg-1","2.6+dfsg-1"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"arm-trusted-firmware","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.9.0+dfsg-3","2.10.0+dfsg-1","2.10.0+dfsg-1build1","2.10.0+dfsg-1build2"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"arm-trusted-firmware","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.12.1+dfsg-1","2.12.1+dfsg-1ubuntu1"]},{"source":"osv","ecosystem":"Ubuntu:26.04:LTS","package":"arm-trusted-firmware","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.10.0+dfsg-1build2","2.12.1+dfsg-1"]}],"products":[{"vendor":"arm","product":"c1 pro"},{"vendor":"arm","product":"c1-pro_firmware"}],"references":[{"url":"https://developer.arm.com/documentation/111823","tags":["Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-0995"},{"url":"https://github.com/advisories/GHSA-56p3-hm9h-q26v"},{"url":"https://security-tracker.debian.org/tracker/CVE-2026-0995","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2026-0995","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-0995","tags":["report"]},{"url":"https://support.arm.com/documentation/111823","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2026-0995","description":"An issue has been identified in Arm C1-Pro before r1p2-50eac0, where, under certain conditions, a TLBI+DSB might fail to ensure the completion of memory accesses related to SME.","status":"published","published":"2026-03-02T14:52:55.859Z","modified":"2026-03-02T16:16:02.649Z","cvss":[{"version":"3.1","score":3.6,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:L","level":"low","assessor":"adp"}],"cwes":["CWE-362"],"updated_at":"2026-11-02T14:20:13.587351Z"}],"euvd":[{"id":"EUVD-2026-9178","description":"An issue has been identified in Arm C1-Pro before r1p2-50eac0, where, under certain conditions, a TLBI+DSB might fail to ensure the completion of memory accesses related to SME.","status":"published","published":"2026-03-02T14:52:55Z","modified":"2026-03-02T16:16:02Z","cvss":[{"version":"3.1","score":3.6,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:L","level":"low"}],"updated_at":"2026-11-02T19:48:12.668624Z"}],"ghsa":[{"id":"GHSA-56p3-hm9h-q26v","title":"An issue has been identified in Arm C1-Pro before r1p2-50eac0, where, under certain conditions, a...","description":"An issue has been identified in Arm C1-Pro before r1p2-50eac0, where, under certain conditions, a TLBI+DSB might fail to ensure the completion of memory accesses related to SME.","status":"published","published":"2026-03-02T15:31:24Z","modified":"2026-03-02T18:32:47Z","cvss":[{"version":"3.1","score":3.6,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:L","level":"low"}],"cwes":["CWE-362"],"updated_at":"2026-11-02T15:06:25.813045Z"}],"nvd":[{"id":"CVE-2026-0995","description":"An issue has been identified in Arm C1-Pro before r1p2-50eac0, where, under certain conditions, a TLBI+DSB might fail to ensure the completion of memory accesses related to SME.","status":"published","published":"2026-03-02T15:16:31.91Z","modified":"2026-06-17T10:11:44.463Z","cvss":[{"version":"3.1","score":3.6,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:L","level":"low","assessor":"secondary"}],"cwes":["CWE-362"],"updated_at":"2026-11-02T14:12:07.420927Z"}],"osv":[{"id":"DEBIAN-CVE-2026-0995","description":"An issue has been identified in Arm C1-Pro before r1p2-50eac0, where, under certain conditions, a TLBI+DSB might fail to ensure the completion of memory accesses related to SME.","status":"published","published":"2026-03-02T15:16:31.91Z","modified":"2026-10-10T05:00:11.155287091Z","cvss":[{"version":"3.1","score":3.6,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:L","level":"low"}],"updated_at":"2026-11-02T15:45:48.440897Z"},{"id":"UBUNTU-CVE-2026-0995","description":"(An issue has been identified in Arm C1-Pro before r1p2-50eac0, where, ...)","status":"published","published":"2026-11-09T00:00:00Z","modified":"2026-11-10T02:50:13.554061873Z","cvss":[{"version":"3.1","score":3.6,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:L","level":"low"}],"updated_at":"2026-11-10T03:18:56.552317Z"}]}}
