OSV-2023-377
UNKNOWN WRITE in bool OT::Layout::Common::CoverageFormat2_4<OT::Layout::MediumTypes>::serialize<h
No scoreFix available
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=58671
Crash type: UNKNOWN WRITE
Crash state:
bool OT::Layout::Common::CoverageFormat2_4<OT::Layout::MediumTypes>::serialize<h
bool OT::Layout::Common::Coverage::serialize<hb_sorted_array_t<unsigned int cons
OT::Layout::GSUB_impl::AlternateSubstFormat1_2<OT::Layout::SmallTypes>::subset
What each source reports
OSV No score
UNKNOWN WRITE in bool OT::Layout::Common::CoverageFormat2_4<OT::Layout::MediumTypes>::serialize<h
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=58671
Crash type: UNKNOWN WRITE
Crash state:
bool OT::Layout::Common::CoverageFormat2_4<OT::Layout::MediumTypes>::serialize<h
bool OT::Layout::Common::Coverage::serialize<hb_sorted_array_t<unsigned int cons
OT::Layout::GSUB_impl::AlternateSubstFormat1_2<OT::Layout::SmallTypes>::subset
- Record
OSV-2023-377- Updated
- 2026-11-02
Affected packages
| Package | Affected | Fixed |
|---|---|---|
harfbuzzOSS-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-2023-377 is a vulnerability with no CVSS score yet in harfbuzz, published May 7, 2023. No source lists public exploit code. A source reports a fix.