What’s Vulnerable › Vulnerabilities

CVE-2022-0630: Out-of-bounds Read in mruby/mruby

• Severity: high (CVSS 7.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-02-19 · updated 2026-06-17
• Weakness: CWE-125

Description

Out-of-bounds Read in Homebrew mruby prior to 3.2.

Affected products

• mruby/mruby: before 3.2 — fixed in 3.2

How to fix

Upgrade to a fixed version: mruby/mruby 3.2. Check the vendor advisory for mitigations.

References

• https://github.com/mruby/mruby/commit/ff3a5ebed6ffbe3e70481531cfb969b497aa73ad
• https://huntr.dev/bounties/f7cdd680-1a7f-4992-b4b8-44b5e4ba3e32
• https://github.com/mruby/mruby/commit/ff3a5ebed6ffbe3e70481531cfb969b497aa73ad
• https://huntr.dev/bounties/f7cdd680-1a7f-4992-b4b8-44b5e4ba3e32

Get alerted when CVE-2022-0630 or the next vulnerability affects your stack