OSV-2021-552
Uncaught exception in java.base/java.lang.ClassLoader.defineClass0
No scoreFix available
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=32407
Crash type: Uncaught exception
Crash state:
java.base/java.lang.ClassLoader.defineClass0
java.base/java.lang.System$2.defineClass
java.base/java.lang.invoke.MethodHandles$Lookup$ClassDefiner.defineClass
What each source reports
OSV No score
Uncaught exception in java.base/java.lang.ClassLoader.defineClass0
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=32407
Crash type: Uncaught exception
Crash state:
java.base/java.lang.ClassLoader.defineClass0
java.base/java.lang.System$2.defineClass
java.base/java.lang.invoke.MethodHandles$Lookup$ClassDefiner.defineClass
- Record
OSV-2021-552- Updated
- 2026-11-02
Affected packages
| Package | Affected | Fixed |
|---|---|---|
jackson-dataformats-binaryOSS-Fuzz |
Commit ranges | Not evaluated |
Not evaluated means the source gave git commits or a range we can't read, so we can't tell which releases are affected. A fixed version beside it is the source’s own claim.
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
OSV-2021-552 is a vulnerability with no CVSS score yet in jackson-dataformats-binary, published March 25, 2021. No source lists public exploit code. A source reports a fix.