International Components for Unicode Stack Buffer Overflow Vulnerability Allowing Local Arbitrary Code Execution

Vulnerability

A stack buffer overflow vulnerability has been identified in International Components for Unicode (ICU) version 76.0.1. The issue arises in the 'genrb' binary, where the 'subtag' structure overflows in the 'SRBRoot::addTag' function. This vulnerability may lead to memory corruption and allow for local arbitrary code execution.

Impact

Exploitation of this vulnerability can cause memory corruption and enable local arbitrary code execution.

Added: Jun 9, 2025, 7:46 PM
Updated: Jun 9, 2025, 7:46 PM

Vulnerability Rating

Custom Algorithm
spread
9.0
impact
7.5
exploitability
4.7
remediation
0.0
relevance
0.0
threat
0.0
urgency
2.9
incentive
1.7

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