CVE-2021-42614 - Vulnerability Details - OpenCVE

Description

A use after free in info_width_internal in bk_info.c in Halibut 1.2 allows an attacker to cause a segmentation fault or possibly have unspecified other impact via a crafted text document.

Published: 2022-05-24

Score: 7.8 High

EPSS: < 1% Very Low

KEV: No

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 [-]

cpe:2.3:a:halibut_project:halibut:1.2:*:*:*:*:*:*:*

Configuration 2 [-]

cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2021-29578	A use after free in info_width_internal in bk_info.c in Halibut 1.2 allows an attacker to cause a segmentation fault or possibly have unspecified other impact via a crafted text document.

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 0.00869.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://carteryagemann.com/halibut-case-study.html#poc-halibut-info-uaf
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CC7UZ7NRXDA7YSCSGWE2CBQM7OZS3K2R/

History

No history.

Subscriptions

Fedoraproject Fedora

Halibut Project Halibut

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2022-05-24T18:30:27.000Z

Updated: 2024-08-04T03:38:50.111Z

Reserved: 2021-10-18T00:00:00.000Z

Link: CVE-2021-42614

Vulnrichment

No data.

NVD

Status : Modified

Published: 2022-05-24T19:15:09.270

Modified: 2026-06-17T04:09:52.733

Link: CVE-2021-42614

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-416
Use After Free

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