Acrobat Reader versions 20.005.30539, 23.008.20470 and earlier are affected by an out-of-bounds read vulnerability that could lead to disclosure of sensitive memory. An attacker could leverage this vulnerability to bypass mitigations such as ASLR. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1905
https://helpx.adobe.com/security/products/acrobat/apsb24-07.html