CVE-2022-40738

6.5 mediumEPSS 0.8%

Medium (6.5) in axiosys bento4. EPSS 0.8% chance of exploitation in the next 30 days.

An issue was discovered in Bento4 through 1.6.0-639. A NULL pointer dereference occurs in AP4_DescriptorListWriter::Action in Core/Ap4Descriptor.h, called from AP4_EsDescriptor::WriteFields and AP4_Expandable::Write.

Severity

CVSS 3.1

6.5 medium

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS: 0.8% chance of exploitation in the next 30 days; higher than 55% of CVEs (scores of 2026-10-31)
CWE: CWE-476
Published: 2022-09-15
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

axiosys:bento4

References

https://github.com/axiomatic-systems/Bento4/issues/756
https://github.com/axiomatic-systems/Bento4/issues/756

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