Medium severity5.5NVD Advisory· Published Apr 19, 2021· Updated Jun 17, 2026

CVE-2021-31257

Description

The HintFile function in GPAC 1.0.1 allows attackers to cause a denial of service (NULL pointer dereference) via a crafted file in the MP4Box command.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Gpac/Gpac2 versions
cpe:2.3:a:gpac:gpac:1.0.1:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:gpac:gpac:1.0.1:*:*:*:*:*:*:*
- (no CPE)range: = 1.0.1
GPAC/GPACdescription

Patches

Vulnerability mechanics

References

github.com/gpac/gpac/commit/87afe070cd6866df7fe80f11b26ef75161de85e0nvdPatchThird Party Advisory
github.com/gpac/gpac/issues/1734nvdExploitThird Party Advisory

News mentions

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cvss	0.358
epss	0.001
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000