The vulnerability in the `makeDecodeTable` function of the `ext/CHMLib/lzx.c` file, a program for viewing documents in formats such as PDF, EPUB, MOBI, FB2, CHM, XPS, and DjVu using SumatraPDF, allows a perpetrator to compromise the confidentiality, integrity, and accessibility of protected information.

The vulnerability of the makeDecodeTable function in the ext/CHMLib/lzx.c file of the SumatraPDF program, which is used to display documents in formats such as PDF, EPUB, MOBI, FB2, CHM, XPS, and DjVu, relates to the execution of operations outside of the buffer. Exploiting this vulnerability cou...