netfoil's optional seccomp sandboxing was not applied

GHSA-vjgj-42f6-7997 · GO-2026-5664

Published Apr 29, 2026 · Modified Jun 25, 2026

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Description

Summary

The optional flag --filter-system-calls was not applied even if specified.

Details

This is a defense in depth feature to apply additional seccomp filters after the binary has started. The example config also sandboxes the binary with systemd.

Impact

Reduced sandboxing of the netfoil binary.

References

WEB https://github.com/tinfoil-factory/netfoil/security/advisories/GHSA-vjgj-42f6-7997
WEB https://github.com/tinfoil-factory/netfoil/commit/8c84f1b03adf1df5b4e6d07a49043d13dbbf9ee1
PACKAGE https://github.com/tinfoil-factory/netfoil
WEB https://github.com/tinfoil-factory/netfoil/releases/tag/v0.2.1

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