CVE-2020-36401

View on CVE.org

Published Jul 1, 2021 CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed

Description

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

Affected Products

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 solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

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).

Metrics

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.

Exploit prediction score: < 1% (0.987% probability within 30 days)

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

Weaknesses

CWE-415

Sources

CVE record Updated: Aug 4, 2024, 5:23 PM

Status: PUBLISHED
Assigner: mitre
Published: Jul 1, 2021, 2:51 AM
Updated: Aug 4, 2024, 5:23 PM
Reserved: Jul 1, 2021, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 3:15 AM

Status: Modified
Published: Jul 1, 2021, 3:15 AM
Modified: Jun 17, 2026, 3:15 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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