CVEvulnerability
CVE-2020-6838
9.8 CRITICAL
Official page ↗
- Status
- Modified
- Published
- 2020-01-11
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 7.5 HIGH — AV:N/AC:L/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-416
Description
In mruby 2.1.0, there is a use-after-free in hash_values_at in mrbgems/mruby-hash-ext/src/hash-ext.c.
Affected configurations
• mruby mruby 2.1.0
Related
Weakness · CWE (1)
- CWE-416 Use After Free weakness
References
- https://github.com/mruby/mruby/issues/4926 Exploit, Third Party Advisory
- https://github.com/mruby/mruby/issues/4926 Exploit, Third Party Advisory