Ghidra < 12.0.3 - Out-of-Memory in Rust Symbol Demangler via Malformed Symbol
CVE-2026-52753

6.7MEDIUM

Key Information:

Vendor

Nationalsecurityagency

Status
Ghidra
Vendor
CVE Published:
10 June 2026

What is CVE-2026-52753?

Ghidra before 12.0.3 contains an out-of-memory vulnerability in the rust_demangle function that allocates unbounded output buffers without size limits. Attackers can craft malicious Rust symbol names in binaries to trigger exponential memory allocation, causing process crashes during binary analysis.

Affected Version(s)

ghidra 0 < 12.0.3

ghidra 12.0.3

References

https://github.com/NationalSecurityAgency/ghidra/security...
vendor-advisory
https://www.vulncheck.com/advisories/ghidra-out-of-memory...
third-party-advisory

CVSS V4

Score:
6.7
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Ze Sheng (@OwenSanzas)
.