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CRITICAL · 10.0

CVE-2021-32495

Radare2 has a use-after-free vulnerability in pyc parser's get_none_object function. Attacker can read freed memory afterwards. This will allow attackers to cause denial of service.

Vulnerability Description

Radare2 has a use-after-free vulnerability in pyc parser's get_none_object function. Attacker can read freed memory afterwards. This will allow attackers to cause denial of service.

CVSS Score

10.0

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
RadareRadare25.3.0

Related Weaknesses (CWE)

CWE-416

References

FAQ

What is CVE-2021-32495?

CVE-2021-32495 is a vulnerability with a CVSS score of 10.0 (CRITICAL). Radare2 has a use-after-free vulnerability in pyc parser's get_none_object function. Attacker can read freed memory afterwards. This will allow attackers to cause denial of service.

How severe is CVE-2021-32495?

CVE-2021-32495 has been rated CRITICAL with a CVSS base score of 10.0/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2021-32495?

Check the references section above for vendor advisories and patch information. Affected products include: Radare Radare2.