Description
A vulnerability was identified in FastStone Image Viewer up to 8.5. Affected is the function FUN_0062d96c of the component Box-Average Downsampler Engine. The manipulation leads to out-of-bounds read. It is possible to initiate the attack remotely. The vendor was contacted early about this disclosure but did not respond in any way.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| FastStone | Image Viewer | 8.0, 8.1, 8.2, 8.3, 8.4, 8.5 | — |
References
- VDB-426360 | FastStone Image Viewer Box-Average Downsampler FUN_0062d96c out-of-bounds vdb-entry technical-description
- VDB-426360 | CTI Indicators (IOB, IOC, IOA) signature permissions-required
- CVE-2026-116463 | CVE Analysis and Report third-party-advisory
- Submit #1013651 | FastStone Image Viewer 8.5 Out-of-Bounds Read third-party-advisory