CVE-2023-33864

CRITICALNVD 9.89.8—

9.8

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.

CVSS v3: 9.8
EG Score: 9.8(medium)
EPSS: 58.0%
KEV: Not listed

Published

June 7, 2023

Last Modified

November 3, 2025

References (13)

cve@mitrehttp://packetstormsecurity.com/files/172804/RenderDoc-1.26-Local-Privilege-Escalation-Remote-Code-Execution.html
cve@mitrehttp://seclists.org/fulldisclosure/2023/Jun/2
cve@mitrehttps://lists.debian.org/debian-lts-announce/2023/07/msg00023.html
cve@mitrehttps://renderdoc.org/
cve@mitrehttps://security.gentoo.org/glsa/202311-10
cve@mitrehttps://www.qualys.com/2023/06/06/renderdoc/renderdoc.txt
af854a3a-2127-422b-91ae-364da2661108http://packetstormsecurity.com/files/172804/RenderDoc-1.26-Local-Privilege-Escalation-Remote-Code-Execution.html
af854a3a-2127-422b-91ae-364da2661108http://seclists.org/fulldisclosure/2023/Jun/2
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2023/07/msg00023.html
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2024/12/msg00008.html
af854a3a-2127-422b-91ae-364da2661108https://renderdoc.org/
af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/202311-10
af854a3a-2127-422b-91ae-364da2661108https://www.qualys.com/2023/06/06/renderdoc/renderdoc.txt

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-190Integer Overflow or Wraparound

Data Freshness Timeline

(refreshed 16× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-05 22:46 UTCepss_batch
2026-06-05 22:46 UTCepss_batch
2026-06-05 06:09 UTCepss_batch
2026-06-05 06:09 UTCepss_batch
2026-06-04 13:11 UTCepss_batch
2026-06-04 13:11 UTCepss_batch
2026-06-02 20:12 UTCepss_batch
2026-06-02 20:12 UTCepss_batch
2026-06-02 20:12 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-29 13:43 UTCepss_batch
2026-05-29 13:43 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-28 13:43 UTCepss_batch

Frequently asked(5)

What is CVE-2023-33864?

CVE-2023-33864 is a critical vulnerability published on June 7, 2023. StreamReader::ReadFromExternal in RenderDoc before 1.27 allows an Integer Overflow with a resultant Buffer Overflow. It uses uint32t(mBufferSize-mInputSize) even though mInputSize can exceed m_BufferSize.

When was CVE-2023-33864 disclosed?

CVE-2023-33864 was first published in the National Vulnerability Database on June 7, 2023, with the most recent update on November 3, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2023-33864 actively exploited?

CVE-2023-33864 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 58.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-33864?

CVE-2023-33864 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2023-33864?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-33864, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2023-33864

Explore →

Is Your Infrastructure Affected by CVE-2023-33864?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs

CVE-2023-33864

📅 Published

🔄 Last Modified

🔗 References (13)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-33864?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (13)

Frequently asked(5)

Related CVEs(same CWE)