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CVE-2021-4022

Date: August 25, 2022

A vulnerability was found in rizin. The bug involves an ELF64 binary for the HPPA architecture. When a specially crafted binarygets analysed by rizin, it causes rizin to crash by freeing an uninitialized (and potentially user controlled, depending on the build) memory address.

Language: C

Severity Score

Related Resources (4)

https://nvd.nist.gov/vuln/detail/CVE-2021-4022
https://security.archlinux.org/CVE-2021-4022
https://github.com/rizinorg/rizin/issues/2015
https://www.mend.io/vulnerability-database/CVE-2021-4022

Severity Score

Weakness Type (CWE)

Uncontrolled Resource Consumption

CWE-400

Use After Free

CWE-416

CVSS v3.1

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

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