Medium severity5.5NVD Advisory· Published Jan 12, 2022· Updated Jun 17, 2026

CVE-2021-40565

Description

A Segmentation fault caused by a null pointer dereference vulnerability exists in Gpac through 1.0.1 via the gf_avc_parse_nalu function in av_parsers.c when using mp4box, which causes a denial of service.

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 more
- cpe:2.3:a:gpac:gpac:*:*:*:*:*:*:*:*range: <=1.0.1
- (no CPE)range: <=1.0.1
Gpac/Gpacdescription

Patches

Vulnerability mechanics

References

github.com/gpac/gpac/commit/893fb99b606eebfae46cde151846a980e689039bnvdPatchThird Party Advisory
github.com/gpac/gpac/issues/1902nvdThird Party Advisory
www.debian.org/security/2023/dsa-5411nvd

News mentions

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