Every CVE Search/ Get API key

OSV-2020-976

Heap-buffer-overflow in Json::OurReader::readComment

No scoreFix available

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=18140

Crash type: Heap-buffer-overflow READ 1
Crash state:
Json::OurReader::readComment
Json::OurReader::readToken
Json::OurReader::parse

What each source reports

OSV No score

Heap-buffer-overflow in Json::OurReader::readComment

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=18140

Crash type: Heap-buffer-overflow READ 1
Crash state:
Json::OurReader::readComment
Json::OurReader::readToken
Json::OurReader::parse
Record
OSV-2020-976
Updated
2026-11-02

Affected packages

Affected packages
PackageAffectedFixed
jsoncpp
OSS-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

History
RecordedChangedSources
first indexedOSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

OSV-2020-976 is a vulnerability with no CVSS score yet in jsoncpp, published July 22, 2020. No source lists public exploit code. A source reports a fix.

References

MoveEnter Open