CVE-2020-16843

Summary

In Firecracker 0.20.x before 0.20.1 and 0.21.x before 0.21.2, the network stack can freeze under heavy ingress traffic. This can result in a denial of service on the microVM when it is configured with a single network interface, and an availability problem for the microVM network interface on which the issue is triggered.

Affected Software

Weaknesses

• n/a

ADP Enrichment

CVE Program Container

Additional References

• https://github.com/firecracker-microvm/firecracker/issues/2057
• https://www.openwall.com/lists/oss-security/2020/08/13/1
• http://www.openwall.com/lists/oss-security/2020/08/13/1

References

• https://github.com/firecracker-microvm/firecracker/issues/2057
• https://www.openwall.com/lists/oss-security/2020/08/13/1
• http://www.openwall.com/lists/oss-security/2020/08/13/1

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