Acrobat Reader DC versions 22.001.20085 (and earlier), 20.005.3031x (and earlier) and 17.012.30205 (and earlier) is affected by a stack-based buffer overflow vulnerability due to insecure processing of a font, potentially resulting in arbitrary code execution in the context of the current user. Exploitation requires user interaction in that a victim must open a crafted .pdf file
https://helpx.adobe.com/security/products/acrobat/apsb22-16.html