CVE-2020-6840 - In mruby 2.1.0, there is a use-after-free in hash_slice in mrbgems/mruby-hash-ext/src/hash-ext.c

CRITICAL

In mruby 2.1.0, there is a use-after-free in hash_slice in mrbgems/mruby-hash-ext/src/hash-ext.c

Published Jan 11, 2020

9.8

CRITICAL

CVSS 3.1

EPSS 1.50%

In mruby 2.1.0, there is a use-after-free in hash_slice in mrbgems/mruby-hash-ext/src/hash-ext.c.

No remediation recorded yet.

Weaknesses (1)

CWE-416

Use After Free

Link	Providers	Tags
https://euvd.enisa.europa.eu/vulnerability/EUVD-2020-27983		Advisory
https://github.com/mruby/mruby/issues/4927		x_refsource_MISCExploitPatchThird Party Advisory

No recorded changes yet.

Sources

Status PUBLISHED

Assigner mitre

Published Jan 11, 2020

Updated Aug 4, 2024

Reserved Jan 11, 2020

Updated n/a

Status Modified

Modified Jun 17, 2026

Severity n/a

Public date n/a

Assigner mitre

Published Jan 11, 2020

Updated Aug 4, 2024

Exploited since n/a