{"id":"CVE-2026-24812","aliases":["AZL-75357","AZL-75366","AZL-75393","EUVD-2026-4762","GHSA-3qgq-r69m-f2f7"],"status":"published","title":"An improper pointer arithmetic in root-project/root at builtins/zlib/inftrees.c","description":"Vulnerability in root-project root (builtins/zlib modules). This vulnerability is associated with program files inftrees.C.\n\nThis issue affects root: through 6.36.00-rc1.","severity":{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:H/VA:H/SC:L/SI:H/SA:H/S:N/AU:Y/R:U/V:D/RE:M/U:Amber","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00312,"percentile":0.24318,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-125"],"published":"2026-01-27T08:48:31Z","modified":"2026-11-05T05:36:30Z","affected":[{"source":"osv","ecosystem":"Azure Linux:2","package":"fltk","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"1.3.5-4"}]}]},{"source":"osv","ecosystem":"Azure Linux:2","package":"openjpeg2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"2.3.1-12"}]}]},{"source":"osv","ecosystem":"Azure Linux:3","package":"openjpeg2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"2.3.1-12"}]}]}],"products":[{"vendor":"root-project","product":"root"}],"references":[{"url":"https://github.com/root-project/root/pull/18527","tags":["patch","fix"]},{"url":"https://root.cern/blog/recent-common-vulnerabilities-when-does-ROOT-need-to-be-updated/","tags":["article"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-24812","tags":["web","advisory"]},{"url":"https://root.cern/blog/recent-common-vulnerabilities-when-does-ROOT-need-to-be-updated"},{"url":"https://github.com/advisories/GHSA-3qgq-r69m-f2f7"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/24xxx/CVE-2026-24812.json","tags":["advisory"]},{"url":"https://github.com/root-project/root","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2026-24812","title":"An improper pointer arithmetic in root-project/root at builtins/zlib/inftrees.c","description":"Vulnerability in root-project root (builtins/zlib modules). This vulnerability is associated with program files inftrees.C.\n\nThis issue affects root: through 6.36.00-rc1.","status":"published","published":"2026-01-27T08:48:31.091Z","modified":"2026-03-03T15:56:14.627Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:H/VA:H/SC:L/SI:H/SA:H/S:N/AU:Y/R:U/V:D/RE:M/U:Amber","level":"critical","assessor":"cna"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:19:50.24628Z"}],"euvd":[{"id":"EUVD-2026-4762","description":"Vulnerability in root-project root (builtins/zlib modules). This vulnerability is associated with program files inftrees.C.\n\nThis issue affects root: through 6.36.00-rc1.","status":"published","published":"2026-01-27T08:48:31Z","modified":"2026-03-03T15:56:14Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:H/VA:H/SC:L/SI:H/SA:H/S:N/AU:Y/R:U/V:D/RE:M/U:Amber","level":"critical"}],"updated_at":"2026-11-02T19:48:11.637968Z"}],"ghsa":[{"id":"GHSA-3qgq-r69m-f2f7","title":"Vulnerability in root-project root (builtins/zlib modules). This vulnerability is associated with...","description":"Vulnerability in root-project root (builtins/zlib modules). This vulnerability is associated with program files inftrees.C.\n\nThis issue affects root: through 6.36.00-rc1.","status":"published","published":"2026-01-27T09:30:30Z","modified":"2026-03-03T18:31:26Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:H/VA:H/SC:L/SI:H/SA:H/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:N/AU:Y/R:U/V:D/RE:M/U:Amber","level":"critical"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T15:06:26.357639Z"}],"nvd":[{"id":"CVE-2026-24812","description":"Vulnerability in root-project root (builtins/zlib modules). This vulnerability is associated with program files inftrees.C.\n\nThis issue affects root: through 6.36.00-rc1.","status":"published","published":"2026-01-27T09:15:51.567Z","modified":"2026-06-17T10:23:38.097Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:H/VA:H/SC:L/SI:H/SA:H/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:N/AU:Y/R:U/V:D/RE:M/U:Amber","level":"critical","assessor":"secondary"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:12:04.769088Z"}],"osv":[{"id":"CVE-2026-24812","title":"An improper pointer arithmetic in root-project/root at builtins/zlib/inftrees.c","description":"Vulnerability in root-project root (builtins/zlib modules). This vulnerability is associated with program files inftrees.C.\n\nThis issue affects root: through 6.36.00-rc1.","status":"published","published":"2026-01-27T08:48:31.091Z","modified":"2026-10-28T02:30:56.607502804Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:H/VA:H/SC:L/SI:H/SA:H/S:N/AU:Y/R:U/V:D/RE:M/U:Amber","level":"critical"}],"updated_at":"2026-11-02T15:44:59.438965Z"},{"id":"AZL-75357","title":"CVE-2026-24812 affecting package fltk 1.3.5-4","description":"Vulnerability in root-project root (builtins/zlib modules). This vulnerability is associated with program files inftrees.C.\n\nThis issue affects root: through 6.36.00-rc1.","status":"published","published":"2026-01-27T09:15:51Z","modified":"2026-04-21T04:38:54.771692Z","updated_at":"2026-11-02T15:28:09.474476Z"},{"id":"AZL-75366","title":"CVE-2026-24812 affecting package openjpeg2 2.3.1-12","description":"Vulnerability in root-project root (builtins/zlib modules). This vulnerability is associated with program files inftrees.C.\n\nThis issue affects root: through 6.36.00-rc1.","status":"published","published":"2026-01-27T09:15:51Z","modified":"2026-04-21T04:38:54.922953Z","updated_at":"2026-11-02T15:28:09.474476Z"},{"id":"AZL-75393","title":"CVE-2026-24812 affecting package openjpeg2 2.3.1-12","description":"Vulnerability in root-project root (builtins/zlib modules). This vulnerability is associated with program files inftrees.C.\n\nThis issue affects root: through 6.36.00-rc1.","status":"published","published":"2026-01-27T09:15:51Z","modified":"2026-11-05T05:36:30Z","updated_at":"2026-11-05T16:41:24.456773Z"}]}}