OSV-2021-246
Memcpy-param-overlap in frame_get_usermeta
No scoreFix available
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=29973
Crash type: Memcpy-param-overlap
Crash state:
frame_get_usermeta
blosc2_frame_to_schunk
blosc2_schunk_open_sframe
What each source reports
OSV No score
Memcpy-param-overlap in frame_get_usermeta
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=29973
Crash type: Memcpy-param-overlap
Crash state:
frame_get_usermeta
blosc2_frame_to_schunk
blosc2_schunk_open_sframe
- Record
OSV-2021-246- Updated
- 2026-11-02
Affected packages
| Package | Affected | Fixed |
|---|---|---|
c-blosc2OSS-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-2021-246 is a vulnerability with no CVSS score yet in c-blosc2, published January 29, 2021. No source lists public exploit code. A source reports a fix.