Describe CVE-2021-27036.
What is CVE-2021-27036?
A maliciously crafted PCX, PICT, RCL, TIF, BMP, PSD or TIFF file can be used to write beyond the allocated buffer while parsing PCX, PDF, PICT, RCL, BMP, PSD or TIFF files. This vulnerability can be exploited to execute arbitrary code.