{"id":"CVE-2026-2653","aliases":["DEBIAN-CVE-2026-2653","EUVD-2026-7649","GHSA-vcj6-96x2-26j3","PYSEC-2026-5","UBUNTU-CVE-2026-2653"],"status":"published","title":"admesh normals.c stl_check_normal_vector heap-based overflow","description":"A security flaw has been discovered in admesh up to 0.98.5. This issue affects the function stl_check_normal_vector of the file src/normals.c. Performing a manipulation results in heap-based buffer overflow. The attack must be initiated from a local position. The exploit has been released to the public and may be used for attacks. It looks like this product is not really maintained anymore.","severity":{"version":"4.0","score":4.8,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00271,"percentile":0.19495,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-119","CWE-122"],"published":"2026-02-18T11:02:07Z","modified":"2026-10-28T02:31:01Z","fixes":[{"ecosystem":"PyPI","package":"admesh","fixed_in":["0.98.6"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"admesh","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.98.4-2","0.98.5-1"]},{"source":"osv","ecosystem":"Debian:13","package":"admesh","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.98.5-1"]},{"source":"osv","ecosystem":"Debian:14","package":"admesh","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.98.5-1"]},{"source":"osv","ecosystem":"PyPI","package":"admesh","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.98.6"}]}],"versions":["0.96","0.98","0.98.1","0.98.2","0.98.3","0.98.4","0.98.5","0.98a1"]},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"admesh","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.98.2-2"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"admesh","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.98.3-1ubuntu1","0.98.3-2"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"admesh","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.98.3-4","0.98.4-1"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"admesh","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.98.4-1"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"admesh","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.98.4-2","0.98.5-1","0.98.5-1build1"]},{"source":"osv","ecosystem":"Ubuntu:25.10","package":"admesh","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.98.5-1build1"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"admesh","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.98.5-1build2"]},{"source":"osv","ecosystem":"Ubuntu:26.04:LTS","package":"admesh","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.98.5-1build1","0.98.5-1build2"]}],"products":[{"vendor":"admesh_project","product":"admesh"}],"references":[{"url":"https://vuldb.com/?id.346450","tags":["vdb-entry","technical-description","Third Party Advisory","VDB Entry","advisory","report"]},{"url":"https://vuldb.com/?ctiid.346450","tags":["signature","permissions-required","Permissions Required","VDB Entry","report"]},{"url":"https://vuldb.com/?submit.752596","tags":["third-party-advisory","Third Party Advisory","VDB Entry","advisory","report"]},{"url":"https://github.com/admesh/admesh/issues/65","tags":["issue-tracking","Issue Tracking","report"]},{"url":"https://github.com/admesh/admesh/issues/65#issuecomment-3804571402","tags":["issue-tracking","Issue Tracking","report"]},{"url":"https://github.com/user-attachments/files/24878279/id.000035.sig.06.src.000550.time.910126.execs.241742.op.havoc.rep.5.zip","tags":["exploit","Exploit","evidence","report"]},{"url":"https://github.com/admesh/admesh/","tags":["product","Product","web","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-2653","tags":["advisory"]},{"url":"https://github.com/admesh/admesh"},{"url":"https://github.com/advisories/GHSA-vcj6-96x2-26j3"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/2xxx/CVE-2026-2653.json","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2026-2653","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2026-2653","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-2653","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2026-2653","title":"admesh normals.c stl_check_normal_vector heap-based overflow","description":"A security flaw has been discovered in admesh up to 0.98.5. This issue affects the function stl_check_normal_vector of the file src/normals.c. Performing a manipulation results in heap-based buffer overflow. The attack must be initiated from a local position. The exploit has been released to the public and may be used for attacks. It looks like this product is not really maintained anymore.","status":"published","published":"2026-02-18T11:02:07.838Z","modified":"2026-02-23T10:17:19.908Z","cvss":[{"version":"4.0","score":4.8,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P","level":"medium","assessor":"cna"},{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:C","level":"medium","assessor":"cna"},{"version":"3.0","score":5.3,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:C","level":"medium","assessor":"cna"},{"version":"2.0","score":4.3,"vector":"AV:L/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:C","assessor":"cna"}],"cwes":["CWE-122","CWE-119"],"updated_at":"2026-11-02T13:48:46.911326Z"}],"euvd":[{"id":"EUVD-2026-7649","description":"A security flaw has been discovered in admesh up to 0.98.5. This issue affects the function stl_check_normal_vector of the file src/normals.c. Performing a manipulation results in heap-based buffer overflow. The attack must be initiated from a local position. The exploit has been released to the public and may be used for attacks. It looks like this product is not really maintained anymore.","status":"published","published":"2026-02-18T11:02:07Z","modified":"2026-02-23T10:17:19Z","cvss":[{"version":"4.0","score":4.8,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P","level":"medium"}],"updated_at":"2026-11-02T19:48:32.640352Z"}],"ghsa":[{"id":"GHSA-vcj6-96x2-26j3","title":"A security flaw has been discovered in admesh up to 0.98.5. This issue affects the function...","description":"A security flaw has been discovered in admesh up to 0.98.5. This issue affects the function stl_check_normal_vector of the file src/normals.c. Performing a manipulation results in heap-based buffer overflow. The attack must be initiated from a local position. The exploit has been released to the public and may be used for attacks. It looks like this product is not really maintained anymore.","status":"published","published":"2026-02-18T12:31:11Z","modified":"2026-02-18T12:31:15Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","level":"medium"},{"version":"4.0","score":1.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/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":"low"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T15:06:14.99564Z"}],"nvd":[{"id":"CVE-2026-2653","description":"A security flaw has been discovered in admesh up to 0.98.5. This issue affects the function stl_check_normal_vector of the file src/normals.c. Performing a manipulation results in heap-based buffer overflow. The attack must be initiated from a local position. The exploit has been released to the public and may be used for attacks. It looks like this product is not really maintained anymore.","status":"published","published":"2026-02-18T11:16:32.77Z","modified":"2026-06-17T10:31:28.293Z","cvss":[{"version":"4.0","score":1.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/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":"low","assessor":"secondary"},{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","level":"medium","assessor":"secondary"},{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:L/AC:L/Au:S/C:P/I:P/A:P","level":"medium","assessor":"secondary"}],"cwes":["CWE-119","CWE-122"],"updated_at":"2026-11-02T14:12:06.274729Z"}],"osv":[{"id":"CVE-2026-2653","title":"admesh normals.c stl_check_normal_vector heap-based overflow","description":"A security flaw has been discovered in admesh up to 0.98.5. This issue affects the function stl_check_normal_vector of the file src/normals.c. Performing a manipulation results in heap-based buffer overflow. The attack must be initiated from a local position. The exploit has been released to the public and may be used for attacks. It looks like this product is not really maintained anymore.","status":"published","published":"2026-02-18T11:02:07.838Z","modified":"2026-10-28T02:31:01.752348031Z","cvss":[{"version":"4.0","score":1.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P","level":"low"}],"cwes":["CWE-119","CWE-122"],"updated_at":"2026-11-02T15:44:59.80315Z"},{"id":"DEBIAN-CVE-2026-2653","description":"A security flaw has been discovered in admesh up to 0.98.5. This issue affects the function stl_check_normal_vector of the file src/normals.c. Performing a manipulation results in heap-based buffer overflow. The attack must be initiated from a local position. The exploit has been released to the public and may be used for attacks. It looks like this product is not really maintained anymore.","status":"published","published":"2026-02-18T11:16:32.77Z","modified":"2026-10-01T03:03:01.305120599Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:45:53.877573Z"},{"id":"PYSEC-2026-5","description":"A security flaw has been discovered in admesh up to 0.98.5. This issue affects the function stl_check_normal_vector of the file src/normals.c. Performing a manipulation results in heap-based buffer overflow. The attack must be initiated from a local position. The exploit has been released to the public and may be used for attacks. It looks like this product is not really maintained anymore.","status":"published","published":"2026-02-18T11:16:32.77Z","modified":"2026-05-20T09:18:50.799037Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:52:57.671918Z"},{"id":"UBUNTU-CVE-2026-2653","description":"A security flaw has been discovered in admesh up to 0.98.5. This issue affects the function stl_check_normal_vector of the file src/normals.c. Performing a manipulation results in heap-based buffer overflow. The attack must be initiated from a local position. The exploit has been released to the public and may be used for attacks. It looks like this product is not really maintained anymore.","status":"published","published":"2026-02-18T11:16:00Z","modified":"2026-10-17T12:56:17.957438372Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","level":"medium"},{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"},{"version":"4.0","score":1.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P","level":"low"}],"updated_at":"2026-11-02T16:56:08.726452Z"}]}}