Medium severity5.5NVD Advisory· Published Sep 9, 2022· Updated Jun 17, 2026
CVE-2021-40648
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.
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Affected products
2- cpe:2.3:a:man2html_project:man2html:1.6g:*:*:*:*:*:*:*
- man2html/man2htmldescription
Patches
Vulnerability mechanics
References
1- gist.github.com/untaman/cb58123fe89fc65e3984165db5d40933nvdExploitThird Party Advisory
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