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47 lines
1.1 KiB
Nix
47 lines
1.1 KiB
Nix
{ config, lib, pkgs, ... }:
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let
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cfg = config.security.apparmor;
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in
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with lib;
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{
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options.security.apparmor.confineSUIDApplications = mkOption {
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default = true;
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description = ''
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Install AppArmor profiles for commonly-used SUID application
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to mitigate potential privilege escalation attacks due to bugs
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in such applications.
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Currently available profiles: ping
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'';
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};
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config = mkIf (cfg.confineSUIDApplications) {
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security.apparmor.profiles = [ (pkgs.writeText "ping" ''
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#include <tunables/global>
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/var/setuid-wrappers/ping {
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#include <abstractions/base>
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#include <abstractions/consoles>
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#include <abstractions/nameservice>
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capability net_raw,
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capability setuid,
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network inet raw,
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${pkgs.glibc.out}/lib/*.so mr,
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${pkgs.libcap.lib}/lib/libcap.so* mr,
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${pkgs.attr.out}/lib/libattr.so* mr,
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${pkgs.iputils}/bin/ping mixr,
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/var/setuid-wrappers/ping.real r,
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#/etc/modules.conf r,
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## Site-specific additions and overrides. See local/README for details.
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##include <local/bin.ping>
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}
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'') ];
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};
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}
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