What’s Vulnerable › Vulnerabilities

CVE-2023-33864

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 4.2% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-06-07 · updated 2026-06-17
• Weakness: CWE-190

Description

StreamReader::ReadFromExternal in RenderDoc before 1.27 allows an Integer Overflow with a resultant Buffer Overflow. It uses uint32_t(m_BufferSize-m_InputSize) even though m_InputSize can exceed m_BufferSize.

Affected products

• Renderdoc: before 1.27 — fixed in 1.27

How to fix

Upgrade to a fixed version: Renderdoc 1.27. Check the vendor advisory for mitigations.

References

• http://packetstormsecurity.com/files/172804/RenderDoc-1.26-Local-Privilege-Escalation-Remote-Code-Execution.html
• http://seclists.org/fulldisclosure/2023/Jun/2
• https://lists.debian.org/debian-lts-announce/2023/07/msg00023.html
• https://renderdoc.org/
• https://security.gentoo.org/glsa/202311-10
• https://www.qualys.com/2023/06/06/renderdoc/renderdoc.txt
• http://packetstormsecurity.com/files/172804/RenderDoc-1.26-Local-Privilege-Escalation-Remote-Code-Execution.html
• http://seclists.org/fulldisclosure/2023/Jun/2
• https://lists.debian.org/debian-lts-announce/2023/07/msg00023.html
• https://lists.debian.org/debian-lts-announce/2024/12/msg00008.html
• https://renderdoc.org/
• https://security.gentoo.org/glsa/202311-10

Get alerted when CVE-2023-33864 or the next vulnerability affects your stack