OSV-2026-121
Use-of-uninitialized-value in trySubset
No scoreFix available
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=477657796
Crash type: Use-of-uninitialized-value
Crash state:
trySubset
hb-subset-fuzzer.cc
What each source reports
OSV No score
Use-of-uninitialized-value in trySubset
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=477657796
Crash type: Use-of-uninitialized-value
Crash state:
trySubset
hb-subset-fuzzer.cc
- Record
OSV-2026-121- Updated
- 2026-11-02
Affected packages
| Package | Affected | Fixed |
|---|---|---|
harfbuzzOSS-Fuzz |
Listed versions, plus commit ranges 12.3.1 |
None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
OSV-2026-121 is a vulnerability with no CVSS score yet in harfbuzz, published January 24, 2026. No source lists public exploit code. A source reports a fix.