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charset="UTF-8" X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: guix-patches@gnu.org List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: guix-patches-bounces+larch=yhetil.org@gnu.org Sender: "Guix-patches" X-Migadu-Flow: FLOW_IN X-Migadu-Spam-Score: -1.27 Authentication-Results: aspmx1.migadu.com; dkim=fail ("headers rsa verify failed") header.d=gmail.com header.s=20161025 header.b=Q7aPRh4y; dmarc=fail reason="SPF not aligned (relaxed)" header.from=gmail.com (policy=none); spf=pass (aspmx1.migadu.com: domain of guix-patches-bounces@gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=guix-patches-bounces@gnu.org X-Migadu-Queue-Id: 5898B27DF8 X-Spam-Score: -1.27 X-Migadu-Scanner: scn0.migadu.com X-TUID: bj4k+ANrKeWE Hello, On Sun, Feb 21, 2021 at 12:09 AM Leo Famulari wrote: > I noticed that libwaive hasn't been active in a few years. I wonder if > it's something we should pursue... libwaive is a single-file C (~300 LOCs [1]) source code library, I glanced over it and it looks straightforward enough. I compared it to the seccomp manpage [2] code samples and saw nothing suspicious. I think it may not have been updated for newly added syscalls, but that should not make it unsecure, mainly because what is not explicitely allowed is prevented from use (default-locked policy [3]). So, I'll wait for a bit more feedback before working on this, but I think it may still be a worthwhile addition. WDYT ? [1] https://github.com/dimkr/libwaive/blob/master/waive.c [2] https://man7.org/linux/man-pages/man3/seccomp_rule_add.3.html [3] https://en.wikipedia.org/wiki/Seccomp -- Vincent Legoll