cvedb.io
CVE-2021-45485
HIGH · CVSS 7.5
EPSS exploitation probability: 0%
Published 2021-12-25T02:15:06.667 · Last modified 2026-06-17T04:13:29.190

Summary

In the IPv6 implementation in the Linux kernel before 5.13.3, net/ipv6/output_core.c has an information leak because of certain use of a hash table which, although big, doesn't properly consider that IPv6-based attackers can typically choose among many IPv6 source addresses.

Affected products

linux — linux_kernel

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.