| Package | Affected versions | Patched versions |
|---|---|---|
| byacc | ≥ 2.0, < 2.0.20210808< 1.9.20200330 | 2.0.202108081.9.20200330 |
When processing files, malloc stores the data of the current line. When processing comments, malloc incorrectly accesses the released memory (use after free).
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