cvedb.io
CVE-2026-53236
UNKNOWN · CVSS n/a
EPSS exploitation probability: 0%
Published 2026-06-25T09:16:41.493 · Last modified 2026-06-30T14:44:27.313

Summary

In the Linux kernel, the following vulnerability has been resolved: tcp: restrict SO_ATTACH_FILTER to priv users This patch restricts the use of SO_ATTACH_FILTER (cBPF) on TCP sockets to users with CAP_NET_ADMIN capability. This blocks potential side-channel attack where an unprivileged application attaches a filter to leak TCP sequence/acknowledgment numbers.

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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.