Cyber Resilience

CVE-2021-40564

Medium

Published: 12 January 2022

Published
12 January 2022
Modified
21 November 2024
KEV Added
—
Patch
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CVSS Score v3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
EPSS Score 0.0011 29.1th percentile
Risk Priority 11 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-40564 is a medium-severity NULL Pointer Dereference (CWE-476) vulnerability in Gpac Gpac. Its CVSS base score is 5.5 (Medium).

Operationally, ranked at the 29.1th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

A Segmentation fault caused by null pointer dereference vulnerability eists in Gpac through 1.0.2 via the avc_parse_slice function in av_parsers.c when using mp4box, which causes a denial of service.

CWE(s)
CWE-476

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

gpac
gpac
≤ 1.0.2

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References