CVE-2021-32494

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Published Jul 7, 2023 CVSS 3.1 · 10 Critical EPSS < 1% KEV · Not listed

Description

Radare2 has a division by zero vulnerability in Mach-O parser's rebase_buffer function. This allow attackers to create malicious inputs that can cause denial of service.

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

radare2

radare2

unaffected

Version	Status	Constraints
`5.3.0-git 26142`	affected	—

Configuration 1 [-]

cpe:2.3:a:radare:radare2:5.3.0:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2021-19340	Radare2 has a division by zero vulnerability in Mach-O parser's rebase_buffer function. This allow attackers to create malicious inputs that can cause denial of service.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Changed

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.844% probability within 30 days)

Exploitation poc

Automatable yes

Technical Impact total

References

Link	Providers
https://github.com/radareorg/radare2/commit/a07dedb804a82bc01c07072861942dd80c6b6d62
https://github.com/radareorg/radare2/issues/18667

History

Nov 12, 2024 8:15 PM Scoring metrics updated View changes

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Subscriptions

Radare Radare2

Weaknesses

CWE-369

Sources

CVE record Updated: Nov 12, 2024, 7:47 PM

Status: PUBLISHED
Assigner: fedora
Published: Jul 7, 2023, 6:20 PM
Updated: Nov 12, 2024, 7:47 PM
Reserved: May 10, 2021, 6:31 PM

View source JSON

Vulnrichment Updated: Aug 3, 2024, 11:17 PM

Updated: Aug 3, 2024, 11:17 PM

NVD Updated: Jun 17, 2026, 3:53 AM

Status: Modified
Published: Jul 7, 2023, 7:15 PM
Modified: Jun 17, 2026, 3:53 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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