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CVE-2021-42613

Date: May 24, 2022

A double free in cleanup_index in index.c in Halibut 1.2 allows an attacker to cause a denial of service or possibly have other unspecified impact via a crafted text document.

Language: C

Severity Score

7.8

Related Resources (6)

Url: https://security-tracker.debian.org/tracker/CVE-2021-42613

Url: https://nvd.nist.gov/vuln/detail/CVE-2021-42613

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CC7UZ7NRXDA7YSCSGWE2CBQM7OZS3K2R/

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CC7UZ7NRXDA7YSCSGWE2CBQM7OZS3K2R/

Url: https://carteryagemann.com/halibut-case-study.html#poc-halibut-winhelp-df

Url: https://www.mend.io/vulnerability-database/CVE-2021-42613

Severity Score

7.8

Weakness Type (CWE)

Double Free

CWE-415

CVSS v3.1

Base Score:	7.8
Attack Vector (AV):	LOCAL
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	REQUIRED
Scope (S):	UNCHANGED
Confidentiality (C):	HIGH
Integrity (I):	HIGH
Availability (A):	HIGH

CVSS v2

Base Score:	6.8
Access Vector (AV):	NETWORK
Access Complexity (AC):	MEDIUM
Authentication (AU):	NONE
Confidentiality (C):	PARTIAL
Integrity (I):	PARTIAL
Availability (A):	PARTIAL
Additional information:

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