Off-by-one error in the READENCINT macro in chmd.c in libmspack before 0.5 allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted CHM file.

Off-by-one error in the lzxddecompress function in lzxd.c in libmspack before 0.5 allows remote attackers to cause a denial of service (buffer under-read and application crash) via a crafted CAB archive.

The chmdinitdecomp function in chmd.c in libmspack before 0.5 does not properly validate the reset interval, which allows remote attackers to cause a denial of service (divide-by-zero error and application crash) via a crafted CHM file.

The chmdreadheaders function in chmd.c in libmspack before 0.5 does not validate name lengths, which allows remote attackers to cause a denial of service (buffer over-read and application crash) via a crafted CHM file.

Multiple integer overflows in the searchchunk function in chmd.c in libmspack before 0.5 allow remote attackers to cause a denial of service (buffer over-read and application crash) via a crafted CHM file.

Off-by-one error in the inflate function in mszipd.c in libmspack before 0.5 allows remote attackers to cause a denial of service (buffer over-read and application crash) via a crafted CAB archive.