Low severity3.3NVD Advisory· Published Sep 26, 2026· Updated Oct 8, 2026
CVE-2026-100503
CVE-2026-100503
Description
Ghidra versions through 12.1.4 contain a heap use-after-free vulnerability in the decompiler's Funcdata::opInsertAfter function caused by stale INDIRECT effect-op references. Attackers can craft a malicious binary with a specific x86-64 sequence that triggers the vulnerability during decompilation, causing the decompile helper process to crash and denying service to analysts and automated analysis pipelines.
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Affected products
2cpe:2.3:a:nsa:ghidra:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:nsa:ghidra:*:*:*:*:*:*:*:*range: <=12.1.4
- (no CPE)range: <=12.1.4
Patches
Vulnerability mechanics
References
4- github.com/NationalSecurityAgency/ghidra/blob/8b6bbb857accdfa20dc5b2f5dea471178c2e9fbc/Ghidra/Features/Decompiler/src/decompile/cpp/merge.ccnvdPatch
- github.com/NationalSecurityAgency/ghidra/blob/8b6bbb857accdfa20dc5b2f5dea471178c2e9fbc/Ghidra/Features/Decompiler/src/decompile/cpp/subflow.ccnvdPatch
- github.com/NationalSecurityAgency/ghidra/commit/5ef1ee4d7a25a65db195f3a70f681ca74440be61nvdPatch
- www.vulncheck.com/advisories/ghidra-through-12.1.4-heap-use-after-free-in-decompilernvdPatchThird Party Advisory
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