Use After Free in Mruby

CVE-2022-1071

User after free in mrb_vm_exec in GitHub repository mruby/mruby prior to 3.2.

Vulnerability class: Use-After-Free

EPSS: 0.009 (56.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.2 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2022-1071?
CVE-2022-1071 is a high-severity vulnerability in Mruby, classified under Use After Free. CVSS score: 8.2/10. Published 2022-03-26.
How severe is CVE-2022-1071?
High severity. CVSS v3 base score is 8.2 out of 10.