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CVE-2019-19037

Description

ext4_empty_dir in fs/ext4/namei.c in the Linux kernel through 5.3.12 allows a NULL pointer dereference because ext4_read_dirblock(inode,0,DIRENT_HTREE) can be zero.

POC

Reference

- https://github.com/bobfuzzer/CVE/tree/master/CVE-2019-19037

Github

No PoCs found on GitHub currently.