What’s Vulnerable › Vulnerabilities

CVE-2021-40943

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-06-28 · updated 2026-06-17
• Weakness: CWE-476

Description

In Bento4 1.6.0-638, there is a null pointer reference in the function AP4_DescriptorListInspector::Action function in Ap4Descriptor.h:124 , as demonstrated by GPAC. This can cause a denial of service (DOS).

Affected products

• Axiomatic Bento4: 1.6.0-638

References

• https://github.com/axiomatic-systems/Bento4/issues/643
• https://github.com/axiomatic-systems/Bento4/issues/643

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