CVE-2020-36401 - Vulnerability Details - OpenCVE

Description

mruby 2.1.2 has a double free in mrb_default_allocf (called from mrb_free and obj_free).

Published: 2021-07-01

Score: 7.8 High

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

AND

cpe:2.3:a:mruby:mruby:2.1.2:*:*:*:*:*:*:*

cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2020-23929	mruby 2.1.2 has a double free in mrb_default_allocf (called from mrb_free and obj_free).

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction Required

No CVSS v3.0

Access Vector Network

Access Complexity Medium

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.00242.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=23801
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/mruby/OSV-2020-744.yaml
https://github.com/mruby/mruby/commit/97319697c8f9f6ff27b32589947e1918e3015503

History

No history.

Subscriptions

Linux Linux Kernel

Mruby Mruby

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2021-07-01T02:51:06.000Z

Updated: 2024-08-04T17:23:10.548Z

Reserved: 2021-07-01T00:00:00.000Z

Link: CVE-2020-36401

Vulnrichment

No data.

NVD

Status : Modified

Published: 2021-07-01T03:15:07.820

Modified: 2024-11-21T05:29:25.017

Link: CVE-2020-36401

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-415

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