OSV-2021-801
UNKNOWN READ in std::__1::__tree<std::__1::__value_type<Json::Value::CZString, Json::Value>, std
No scoreFix available
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=34665
Crash type: UNKNOWN READ
Crash state:
std::__1::__tree<std::__1::__value_type<Json::Value::CZString, Json::Value>, std
std::__1::map<Json::Value::CZString, Json::Value, std::__1::less<Json::Value::CZ
Json::Value::begin
What each source reports
OSV No score
UNKNOWN READ in std::__1::__tree<std::__1::__value_type<Json::Value::CZString, Json::Value>, std
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=34665
Crash type: UNKNOWN READ
Crash state:
std::__1::__tree<std::__1::__value_type<Json::Value::CZString, Json::Value>, std
std::__1::map<Json::Value::CZString, Json::Value, std::__1::less<Json::Value::CZ
Json::Value::begin
- Record
OSV-2021-801- Updated
- 2026-11-02
Affected packages
| Package | Affected | Fixed |
|---|---|---|
perfettoOSS-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-2021-801 is a vulnerability with no CVSS score yet in perfetto, published May 27, 2021. No source lists public exploit code. A source reports a fix.