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Heap buffer write overflow in Utf8_16_Read::convert

High
donho published GHSA-cfcv-789h-3pg3 Sep 8, 2023

Package

No package listed

Affected versions

<= 8.5.6

Patched versions

v8.5.7

Description

Summary

Notepad++ writes past the end of an allocated heap buffer opening a crafted file.

Impact

This issue may lead to an arbitrary code execution.

Severity

High

CVE ID

No known CVE

Weaknesses

Credits