OSV-2020-910
Use-of-uninitialized-value in zmq::stream_engine_base_t::out_event
No scoreFix available
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=24200
Crash type: Use-of-uninitialized-value
Crash state:
zmq::stream_engine_base_t::out_event
zmq::epoll_t::loop
zmq::worker_poller_base_t::worker_routine
What each source reports
OSV No score
Use-of-uninitialized-value in zmq::stream_engine_base_t::out_event
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=24200
Crash type: Use-of-uninitialized-value
Crash state:
zmq::stream_engine_base_t::out_event
zmq::epoll_t::loop
zmq::worker_poller_base_t::worker_routine
- Record
OSV-2020-910- Updated
- 2026-11-02
Affected packages
| Package | Affected | Fixed |
|---|---|---|
libzmqOSS-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-2020-910 is a vulnerability with no CVSS score yet in libzmq, published July 21, 2020. No source lists public exploit code. A source reports a fix.