{"id":"JLSEC-2026-1290","details":"There is a buffer over-read in Ruby before 2.6.10, 2.7.x before 2.7.6, 3.x before 3.0.4, and 3.1.x before 3.1.2. It occurs in String-to-Float conversion, including Kernel#Float and String#`to_f`.","modified":"2026-08-13T10:00:06.436677464Z","published":"2026-08-13T09:49:53.975Z","upstream":["CVE-2022-28739"],"database_specific":{"license":"CC-BY-4.0","sources":[{"published":"2022-05-09T18:15:08.540Z","url":"https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2022-28739","html_url":"https://nvd.nist.gov/vuln/detail/CVE-2022-28739","database_specific":{"status":"Modified"},"id":"CVE-2022-28739","imported":"2026-08-12T15:35:15.649Z","modified":"2026-06-17T04:38:56.890Z"}]},"references":[{"type":"WEB","url":"http://seclists.org/fulldisclosure/2022/Oct/28"},{"type":"WEB","url":"http://seclists.org/fulldisclosure/2022/Oct/28"},{"type":"WEB","url":"http://seclists.org/fulldisclosure/2022/Oct/29"},{"type":"WEB","url":"http://seclists.org/fulldisclosure/2022/Oct/29"},{"type":"WEB","url":"http://seclists.org/fulldisclosure/2022/Oct/30"},{"type":"WEB","url":"http://seclists.org/fulldisclosure/2022/Oct/30"},{"type":"WEB","url":"http://seclists.org/fulldisclosure/2022/Oct/41"},{"type":"WEB","url":"http://seclists.org/fulldisclosure/2022/Oct/41"},{"type":"WEB","url":"http://seclists.org/fulldisclosure/2022/Oct/42"},{"type":"WEB","url":"http://seclists.org/fulldisclosure/2022/Oct/42"},{"type":"WEB","url":"https://hackerone.com/reports/1248108"},{"type":"WEB","url":"https://hackerone.com/reports/1248108"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2023/06/msg00012.html"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2023/06/msg00012.html"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2024/09/msg00000.html"},{"type":"WEB","url":"https://security-tracker.debian.org/tracker/CVE-2022-28739"},{"type":"WEB","url":"https://security-tracker.debian.org/tracker/CVE-2022-28739"},{"type":"WEB","url":"https://security.gentoo.org/glsa/202401-27"},{"type":"WEB","url":"https://security.gentoo.org/glsa/202401-27"},{"type":"WEB","url":"https://security.netapp.com/advisory/ntap-20220624-0002/"},{"type":"WEB","url":"https://security.netapp.com/advisory/ntap-20220624-0002/"},{"type":"WEB","url":"https://support.apple.com/kb/HT213488"},{"type":"WEB","url":"https://support.apple.com/kb/HT213488"},{"type":"WEB","url":"https://support.apple.com/kb/HT213493"},{"type":"WEB","url":"https://support.apple.com/kb/HT213493"},{"type":"WEB","url":"https://support.apple.com/kb/HT213494"},{"type":"WEB","url":"https://support.apple.com/kb/HT213494"},{"type":"WEB","url":"https://www.ruby-lang.org/en/news/2022/04/12/buffer-overrun-in-string-to-float-cve-2022-28739/"},{"type":"WEB","url":"https://www.ruby-lang.org/en/news/2022/04/12/buffer-overrun-in-string-to-float-cve-2022-28739/"}],"affected":[{"package":{"name":"ruby_jll","ecosystem":"Julia","purl":"pkg:julia/ruby_jll?uuid=3ea333e9-fd8a-53ca-adba-366e8551b7d5"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"}]}],"database_specific":{"source":"https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2026/JLSEC-2026-1290.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V2","score":"AV:N/AC:M/Au:N/C:P/I:N/A:N"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"}]}