CVE-2026-46675

A flaw was found in libpng. A remote attacker could exploit this vulnerability to cause a Denial of Service DoS by supplying a specially crafted PNG image. Incomplete decompression of certain metadata chunks can leave a dangling pointer in the library's internal decompression state. When an...

OpenJDK: imageio PNGImageReader failed to honor ignoreMetadata for iTXt and zTXt chunks (2D, 8166988)

It was discovered that the 2D component of OpenJDK performed parsing of iTXt and zTXt PNG image chunks even when configured to ignore metadata. An attacker able to make a Java application parse a specially crafted PNG image could cause the application to consume an excessive amount of memory...