An exploitable information disclosure vulnerability exists in the PCX image rendering functionality of Simple DirectMedia Layer SDL2_image-2.0.2. A specially crafted PCX image can cause an out-of-bounds read on the heap, resulting in information disclosure . An attacker can display a specially crafted image to trigger this vulnerability.
https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0519
https://www.starwindsoftware.com/security/sw-20191008-0001/
https://www.debian.org/security/2018/dsa-4184