{"id":"CVE-2026-85092","aliases":["EUVD-2026-70302","GHSA-245p-gxqq-x8q7"],"status":"published","title":"LiME through 1.12.0 Arbitrary File Overwrite via Symlink Following","description":"LiME through 1.12.0 fails to validate the disk acquisition output path and does not use O_NOFOLLOW when opening the operator-supplied path parameter, allowing unprivileged local users to overwrite arbitrary root-owned files. An attacker who controls the output directory can create a symbolic link with the expected filename pointing to any root-owned file, and when the acquisition runs in kernel context, LiME follows the link and truncates the target file with the memory acquisition stream.","severity":{"version":"4.0","score":5.2,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:P/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00163,"percentile":0.05542,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-59"],"published":"2026-09-03T01:04:45Z","modified":"2026-10-28T02:30:22Z","products":[{"vendor":"jtsylve","product":"lime"}],"references":[{"url":"https://gist.github.com/thesmartshadow/5355949144749b431da41490b63598f5","tags":["technical-description","exploit","evidence"]},{"url":"https://github.com/jtsylve/LiME/blob/v1.12.0/src/disk.c#L63","tags":["technical-description","article"]},{"url":"https://github.com/jtsylve/LiME","tags":["product","package"]},{"url":"https://www.vulncheck.com/advisories/lime-through-1.12.0-arbitrary-file-overwrite-via-symlink-following","tags":["third-party-advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-85092","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-245p-gxqq-x8q7"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/85xxx/CVE-2026-85092.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-85092","title":"LiME through 1.12.0 Arbitrary File Overwrite via Symlink Following","description":"LiME through 1.12.0 fails to validate the disk acquisition output path and does not use O_NOFOLLOW when opening the operator-supplied path parameter, allowing unprivileged local users to overwrite arbitrary root-owned files. An attacker who controls the output directory can create a symbolic link with the expected filename pointing to any root-owned file, and when the acquisition runs in kernel context, LiME follows the link and truncates the target file with the memory acquisition stream.","status":"published","published":"2026-09-03T01:04:45.189Z","modified":"2026-09-03T14:30:54.637Z","cvss":[{"version":"4.0","score":5.2,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:P/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"},{"version":"3.1","score":6.6,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-59"],"updated_at":"2026-11-02T14:19:52.773089Z"}],"euvd":[{"id":"EUVD-2026-70302","description":"LiME through 1.12.0 fails to validate the disk acquisition output path and does not use O_NOFOLLOW when opening the operator-supplied path parameter, allowing unprivileged local users to overwrite arbitrary root-owned files. An attacker who controls the output directory can create a symbolic link with the expected filename pointing to any root-owned file, and when the acquisition runs in kernel context, LiME follows the link and truncates the target file with the memory acquisition stream.","status":"published","published":"2026-09-03T01:04:45Z","modified":"2026-09-03T14:30:54Z","cvss":[{"version":"4.0","score":5.2,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:P/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T18:01:13.671159Z"}],"ghsa":[{"id":"GHSA-245p-gxqq-x8q7","title":"LiME through 1.12.0 fails to validate the disk acquisition output path and does not use...","description":"LiME through 1.12.0 fails to validate the disk acquisition output path and does not use O_NOFOLLOW when opening the operator-supplied path parameter, allowing unprivileged local users to overwrite arbitrary root-owned files. An attacker who controls the output directory can create a symbolic link with the expected filename pointing to any root-owned file, and when the acquisition runs in kernel context, LiME follows the link and truncates the target file with the memory acquisition stream.","status":"published","published":"2026-09-03T15:32:17Z","modified":"2026-09-03T15:32:24Z","cvss":[{"version":"4.0","score":5.2,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:P/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium"},{"version":"3.1","score":6.6,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:H","level":"medium"}],"cwes":["CWE-59"],"updated_at":"2026-11-02T15:11:19.170234Z"}],"nvd":[{"id":"CVE-2026-85092","description":"LiME through 1.12.0 fails to validate the disk acquisition output path and does not use O_NOFOLLOW when opening the operator-supplied path parameter, allowing unprivileged local users to overwrite arbitrary root-owned files. An attacker who controls the output directory can create a symbolic link with the expected filename pointing to any root-owned file, and when the acquisition runs in kernel context, LiME follows the link and truncates the target file with the memory acquisition stream.","status":"published","published":"2026-09-03T13:06:20.72Z","modified":"2026-09-10T15:53:23.707Z","cvss":[{"version":"4.0","score":5.2,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:P/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium","assessor":"secondary"},{"version":"3.1","score":6.6,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-59"],"updated_at":"2026-11-02T14:12:43.399612Z"}],"osv":[{"id":"CVE-2026-85092","title":"LiME through 1.12.0 Arbitrary File Overwrite via Symlink Following","description":"LiME through 1.12.0 fails to validate the disk acquisition output path and does not use O_NOFOLLOW when opening the operator-supplied path parameter, allowing unprivileged local users to overwrite arbitrary root-owned files. An attacker who controls the output directory can create a symbolic link with the expected filename pointing to any root-owned file, and when the acquisition runs in kernel context, LiME follows the link and truncates the target file with the memory acquisition stream.","status":"published","published":"2026-09-03T01:04:45.189Z","modified":"2026-10-28T02:30:22.625903556Z","cvss":[{"version":"4.0","score":5.2,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:P/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-59"],"updated_at":"2026-11-02T15:45:18.482949Z"}]}}