OSV-2020-2093
Heap-buffer-overflow in ExpandPictureChroma_c
No scoreFix available
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26570
Crash type: Heap-buffer-overflow WRITE 8
Crash state:
ExpandPictureChroma_c
ExpandReferencingPicture
WelsDec::WelsCheckAndRecoverForFutureDecoding
What each source reports
OSV No score
Heap-buffer-overflow in ExpandPictureChroma_c
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26570
Crash type: Heap-buffer-overflow WRITE 8
Crash state:
ExpandPictureChroma_c
ExpandReferencingPicture
WelsDec::WelsCheckAndRecoverForFutureDecoding
- Record
OSV-2020-2093- Updated
- 2026-11-02
Affected packages
| Package | Affected | Fixed |
|---|---|---|
openh264OSS-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-2020-2093 is a vulnerability with no CVSS score yet in openh264, published October 23, 2020. No source lists public exploit code. A source reports a fix.