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CVE-2021-33641

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CVE-2021-33641

Published: Jan 20, 2023

Modified: Apr 3, 2025

PUBLISHED

Description

When processing files, malloc stores the data of the current line. When processing comments, malloc incorrectly accesses the released memory (use after free).

VendorProductVersions

n/a

byacc

affected
<1.9.20200330 and <2.0.20210808

Weaknesses (CWE)

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