OSV-2020-484
Heap-buffer-overflow in AAT::KerxSubTableFormat4<AAT::KerxSubTableHeader>::driver_context_t::transition
No scoreFix available
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=12532
Crash type: Heap-buffer-overflow READ 4
Crash state:
AAT::KerxSubTableFormat4<AAT::KerxSubTableHeader>::driver_context_t::transition
void AAT::StateTableDriver<AAT::ExtendedTypes, AAT::KerxSubTableFormat4<AAT::Ker
AAT::KerxSubTableFormat4<AAT::KerxSubTableHeader>::apply
What each source reports
OSV No score
Heap-buffer-overflow in AAT::KerxSubTableFormat4<AAT::KerxSubTableHeader>::driver_context_t::transition
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=12532
Crash type: Heap-buffer-overflow READ 4
Crash state:
AAT::KerxSubTableFormat4<AAT::KerxSubTableHeader>::driver_context_t::transition
void AAT::StateTableDriver<AAT::ExtendedTypes, AAT::KerxSubTableFormat4<AAT::Ker
AAT::KerxSubTableFormat4<AAT::KerxSubTableHeader>::apply
- Record
OSV-2020-484- Updated
- 2026-11-02
Affected packages
| Package | Affected | Fixed |
|---|---|---|
harfbuzzOSS-Fuzz |
Listed versions, plus commit ranges 2.2.02.3.0 |
None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
OSV-2020-484 is a vulnerability with no CVSS score yet in harfbuzz, published July 1, 2020. No source lists public exploit code. A source reports a fix.