CVEs-PoC/2021/CVE-2021-40648.md

CVE-2021-40648

Description

In man2html 1.6g, a filename can be created to overwrite the previous size parameter of the next chunk and the fd, bk, fd_nextsize, bk_nextsize of the current chunk. The next chunk is then freed later on, causing a freeing of an arbitrary amount of memory.

POC

Reference

• https://gist.github.com/untaman/cb58123fe89fc65e3984165db5d40933

Github

No PoCs found on GitHub currently.