Memory leak in pngrutil.c in libpng before 1.2.44, and 1.4.x before 1.4.3, allows remote attackers to cause a denial of service (memory consumption and application crash) via a PNG image containing malformed Physical Scale (aka sCAL) chunks.
"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-43960.json"