OSV-2020-2133
Heap-buffer-overflow in tdefl_compress_lz_codes
No scoreFix available
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=27263
Crash type: Heap-buffer-overflow WRITE 8
Crash state:
tdefl_compress_lz_codes
tdefl_compress_block
tdefl_flush_block
What each source reports
OSV No score
Heap-buffer-overflow in tdefl_compress_lz_codes
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=27263
Crash type: Heap-buffer-overflow WRITE 8
Crash state:
tdefl_compress_lz_codes
tdefl_compress_block
tdefl_flush_block
- Record
OSV-2020-2133- Updated
- 2026-11-02
Affected packages
| Package | Affected | Fixed |
|---|---|---|
fluent-bitOSS-Fuzz |
Listed versions, plus commit ranges v1.6.10v1.6.4v1.6.5v1.6.6v1.6.7 Show 21 moreShow lessv1.6.8v1.6.9v1.7.0v1.7.0-rc1v1.7.0-rc2v1.7.0-rc3v1.7.0-rc4v1.7.0-rc5v1.7.0-rc6v1.7.0-rc7v1.7.0-rc8v1.7.0-rc9v1.7.1v1.7.2v1.7.3v1.7.4v1.7.5v1.7.6v1.7.7v1.7.8v1.7.9 |
None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
OSV-2020-2133 is a vulnerability with no CVSS score yet in fluent-bit, published November 8, 2020. No source lists public exploit code. A source reports a fix.