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CVE-2020-8992

Description

ext4_protect_reserved_inode in fs/ext4/block_validity.c in the Linux kernel through 5.5.3 allows attackers to cause a denial of service (soft lockup) via a crafted journal size.

POC

Reference

- https://usn.ubuntu.com/4342-1/

- https://usn.ubuntu.com/4419-1/

Github

No PoCs found on GitHub currently.