OSV-2020-789
Heap-use-after-free in llvm_ks::X86Operand::getToken
No scoreFix available
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=22850
Crash type: Heap-use-after-free READ 4
Crash state:
llvm_ks::X86Operand::getToken
X86AsmParser::MatchAndEmitATTInstruction
X86AsmParser::MatchAndEmitInstruction
What each source reports
OSV No score
Heap-use-after-free in llvm_ks::X86Operand::getToken
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=22850
Crash type: Heap-use-after-free READ 4
Crash state:
llvm_ks::X86Operand::getToken
X86AsmParser::MatchAndEmitATTInstruction
X86AsmParser::MatchAndEmitInstruction
- Record
OSV-2020-789- Updated
- 2026-11-02
Affected packages
| Package | Affected | Fixed |
|---|---|---|
keystoneOSS-Fuzz |
Listed versions, plus commit ranges 0.9.20.9.2-rc10.9.2-rc1.post10.9.2-rc1.post2 |
None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
OSV-2020-789 is a vulnerability with no CVSS score yet in keystone, published July 14, 2020. No source lists public exploit code. A source reports a fix.