tif_getimage.c in LibTIFF through 4.0.10, as used in GDAL through 3.0.1 and other products, has an integer overflow that potentially causes a heap-based buffer overflow via a crafted RGBA image, related to a "Negative-size-param" condition.
"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-44190.json"