CVE-2026-116012
Ghidra before 12.2 Integer Truncation in PackedDecode::skipAttribute Decompiler Parser
CVSS Score
3.6
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-197 |
| Vendor | nationalsecurityagency |
| Product | ghidra |
| Published | Oct 24, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:L Attack Vector
Local
Attack Complexity
High
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
Low
Affected Versions
NationalSecurityAgency / ghidra
0 < 12.2
References
github.com: https://github.com/NationalSecurityAgency/ghidra/security/advisories/GHSA-v423-5vh7-c7jw github.com: https://github.com/NationalSecurityAgency/ghidra/commit/d105789b331dba84ad73ab92db890e38fe665be0 github.com: https://github.com/NationalSecurityAgency/ghidra/releases/tag/Ghidra_12.2_build github.com: https://github.com/NationalSecurityAgency/ghidra/blob/Ghidra_12.1.4_build/Ghidra/Features/Decompiler/src/decompile/cpp/marshal.cc#L641-L671 vulncheck.com: https://www.vulncheck.com/advisories/ghidra-before-12.2-integer-truncation-in-packeddecode-skipattribute-decompiler-parser
Credits
dread (d7ead)