CVE-2021-33641

CVE-2021-33641 is a vulnerability in byacc where, during file processing, malloc stores the current line data and, while handling comments, accesses released memory (use-after-free). Multiple connected advisories (EulerOS, Red Hat, Amazon Linux 2023) cite this issue along with CVE-2021-33642, whi...

CVE-2021-33642

CVE-2021-33642 (byacc) is confirmed to cause an infinite loop in next_inline() inside the more_curly() function when processing files. Connected sources enumerate affected packages across multiple Linux distributions (e.g., Red Hat, Amazon Linux, EulerOS, OpenVAS entries), with CVE-2021-33641 als...