cve/2023/CVE-2023-33863.md

CVE-2023-33863

Description

SerialiseValue in RenderDoc before 1.27 allows an Integer Overflow with a resultant Buffer Overflow. 0xffffffff is sign-extended to 0xffffffffffffffff (SIZE_MAX) and then there is an attempt to add 1.

POC

Reference

• http://packetstormsecurity.com/files/172804/RenderDoc-1.26-Local-Privilege-Escalation-Remote-Code-Execution.html
• http://seclists.org/fulldisclosure/2023/Jun/2
• https://www.qualys.com/2023/06/06/renderdoc/renderdoc.txt

Github

No PoCs found on GitHub currently.