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Radare2 Memory Leak Vulnerability in r2r_subprocess_init Function

Vulnerability

A memory leak vulnerability has been identified in Radare2 versions through 5.9.8. The issue occurs in the r2r_subprocess_init function, where improper management of memory leads to a leak.

Impact

Exploitation of this vulnerability causes a memory leak, which can lead to a denial-of-service condition by exhausting available memory resources.

Remediation

Users can upgrade to Radare2 version 5.9.9 or later to address this vulnerability.

Added: Oct 17, 2025, 2:17 PM
Updated: Oct 17, 2025, 3:20 PM

Vulnerability Rating

Custom Algorithm
spread
4.2
impact
2.5
exploitability
6.0
remediation
7.7
relevance
0.7
threat
6.4
urgency
2.9
incentive
0.8

Our algorithm analyzes dozens of metrics to generate these 8 key vulnerability categories, which are then combined to calculate the overall risk score.