libmspack was updated to fix several security vulnerabilities. - Fix null pointer dereference on a crafted CAB. - Fix denial of service while processing crafted CHM file. - Fix denial of service while processing crafted CHM file. - Fix pointer arithmetic overflow during CHM decompression. - Fix off-by-one buffer over-read in mspack/mszipd.c. - Fix off-by-one buffer under-read in mspack/lzxd.c