Vulnerabilities > CVE-2021-33641 - Use After Free vulnerability in Openeuler Byacc
Attack vector
LOCAL Attack complexity
LOW Privileges required
NONE Confidentiality impact
HIGH Integrity impact
HIGH Availability impact
HIGH Summary
When processing files, malloc stores the data of the current line. When processing comments, malloc incorrectly accesses the released memory (use after free).
Vulnerable Configurations
| Part | Description | Count |
|---|---|---|
| Application | 1 |