CVE-2025-71438
Medium
Description
An out-of-bounds read in gf_odf_ac4_cfg_dsi_v1 (/odf/descriptors.c) in GPAC Project/MP4Box before v26.07.0 allows attackers to cause a Denial of Service (DoS) via supplying a crafted AC4 file.
SeverityMedium
CVSS5.5
Exploit probability—
ProductMP4Box
PublishedOct 21, 2026
First seenOct 21, 2026
Weakness typeCWE-125Out-of-bounds read
How to fix
Update
- GPAC Project MP4Box26.07.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| GPAC Project MP4Box | No range specified | 26.07.0 |
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