OSV-2020-1847
Heap-buffer-overflow in WelsDec::NeedErrorCon
No scoreFix available
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=25921
Crash type: Heap-buffer-overflow READ 1
Crash state:
WelsDec::NeedErrorCon
WelsDec::CheckAndFinishLastPic
WelsDecodeBs
What each source reports
OSV No score
Heap-buffer-overflow in WelsDec::NeedErrorCon
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=25921
Crash type: Heap-buffer-overflow READ 1
Crash state:
WelsDec::NeedErrorCon
WelsDec::CheckAndFinishLastPic
WelsDecodeBs
- Record
OSV-2020-1847- 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-2020-1847 is a vulnerability with no CVSS score yet in openh264, published September 26, 2020. No source lists public exploit code. A source reports a fix.