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.
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Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2022-05-10. NVD baseline CVSS 7.5; sources differ by 0.0.
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.
May 9, 2022
November 4, 2025
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update
Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update
Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| ubuntu | libruby3.0 (3.0.2-7ubuntu2.1) @ jammy | 2026-05-25 | ubuntu |
| ubuntu | ruby2.3-doc (2.3.1-2~ubuntu16.04.16+esm3) @ xenial | 2026-05-25 | ubuntu |
| redhat | ruby4-0-main-4.0.0-33.3.hum1 | 2026-04-17 | redhat |
| redhat | ruby3-3-main-3.3.10-23.1.hum1 | 2026-04-09 | redhat |
| redhat | ruby3-4-main-3.4.8-31.1.hum1 | 2026-04-09 | redhat |
| redhat | ruby:2.5-8090020230627084142.b46abd14 | 2023-11-14 | redhat |
| redhat | rh-ruby30-ruby-0:3.0.4-149.el7 | 2022-10-11 | redhat |
| redhat | rh-ruby27-ruby-0:2.7.6-131.el7 | 2022-10-11 | redhat |
| redhat | ruby-0:3.0.4-160.el9_0 | 2022-09-20 | redhat |
| redhat | ruby:3.0-8060020220810162001.ad008a3a | 2022-09-13 | redhat |
| redhat | ruby:2.7-8060020220728151401.ad008a3a | 2022-09-13 | redhat |
| redhat | ruby:2.6-8060020220527104428.ad008a3a | 2022-06-30 | redhat |
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Vendors that published advisories for this CVE beyond the curated set above. Broader coverage but minimal per-row detail — click through for the original advisory.
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.
RHSA-2022:5338 — Moderate
RHSA-2022:6447 — Moderate
RHSA-2022:6450 — Moderate
RHSA-2022:6585 — Moderate
RHSA-2022:6855 — Moderate
RHSA-2022:6856 — Moderate
RHSA-2023:7025 — Moderate
Ruby vulnerabilities
Ruby vulnerability
Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.
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msrc · redhat
CWE-125