FreeBSD : optipng -- multiple vulnerabilities (8fedf75c-ef2f-11e6-900e-003048f78448)

ifread.c in gif2png, as used in OptiPNG before 0.7.6, allows remote attackers to cause a denial of service uninitialized memory read via a crafted GIF file. The bmpreadrows function in pngxtern/pngxrbmp.c in OptiPNG before 0.7.6 allows remote attackers to cause a denial of service invalid memory...

CVE-2016-3981

Heap-based buffer overflow in the bmpreadrows function in pngxrbmp.c in OptiPNG before 0.7.6 allows remote attackers to cause a denial of service out-of-bounds read or write access and crash or possibly execute arbitrary code via a crafted image file...

UBUNTU-CVE-2016-3982

Off-by-one error in the bmprle4fread function in pngxrbmp.c in OptiPNG before 0.7.6 allows remote attackers to cause a denial of service out-of-bounds read or write access and crash or possibly execute arbitrary code via a crafted image file, which triggers a heap-based buffer overflow...