What’s Vulnerable › Vulnerabilities

CVE-2026-116012: Ghidra before 12.2 Integer Truncation in PackedDecode::skipAttribute Decompiler Parser

• Severity: low (CVSS 3.6 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-10-24 · updated 2026-10-26
• Weakness: CWE-197

Description

Ghidra before 12.2 contains a numeric truncation vulnerability in PackedDecode::skipAttribute and skipAttributeRemaining in marshal.cc that stores 64-bit string lengths in 32-bit variables. Attackers can supply a crafted packed stream, such as a malicious .sla file, to inject attributes into the decompiler's input or crash the decompiler process.

Affected products

• nationalsecurityagency ghidra: before 12.2 — fixed in 12.2

How to fix

Upgrade to a fixed version: nationalsecurityagency ghidra 12.2. Check the vendor advisory for mitigations.

References

• https://github.com/NationalSecurityAgency/ghidra/blob/Ghidra_12.1.4_build/Ghidra/Features/Decompiler/src/decompile/cpp/marshal.cc#L641-L671
• https://github.com/NationalSecurityAgency/ghidra/commit/d105789b331dba84ad73ab92db890e38fe665be0
• https://github.com/NationalSecurityAgency/ghidra/releases/tag/Ghidra_12.2_build
• https://github.com/NationalSecurityAgency/ghidra/security/advisories/GHSA-v423-5vh7-c7jw
• https://www.vulncheck.com/advisories/ghidra-before-12.2-integer-truncation-in-packeddecode-skipattribute-decompiler-parser

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