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7.8 High

CVE-2021-33641 When processing files, malloc stores the data of the current line

Description

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

Affected products and versions

Product Affected versions Fixed in
byacc Versions not published

Other CVEs of byacc

The 2 CVEs of byacc →
CVE-2021-33642 When a file is processed, an infinite loop occurs in next_inline() of the more_curly() function 5.5 Medium
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