vulnerability
Red Hat: CVE-2021-33641: byacc: malloc incorrectly accessing released memory leads to use after free
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 7 | (AV:L/AC:M/Au:N/C:C/I:C/A:C) | Jan 20, 2023 | Jul 9, 2025 | Jul 10, 2025 |
Severity
7
CVSS
(AV:L/AC:M/Au:N/C:C/I:C/A:C)
Published
Jan 20, 2023
Added
Jul 9, 2025
Modified
Jul 10, 2025
Description
When processing files, malloc stores the data of the current line. When processing comments, malloc incorrectly accesses the released memory (use after free).
Solution
no-fix-redhat-rpm-package
References
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