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| author | Lennart Poettering <lennart@poettering.net> | 2016-01-03 17:57:44 +0100 |
|---|---|---|
| committer | Lennart Poettering <lennart@poettering.net> | 2016-01-03 17:57:44 +0100 |
| commit | 2a0d751be498be89e18f130ca02b2197f83b6baa (patch) | |
| tree | c89efc18051783c969935a42cd802c5c6d2a6e68 | |
| parent | 28b8191e2f391f043d380d47eb79ed9ff66f14bd (diff) | |
resolved: refuse revoked DNSKEYs in trust anchor
| -rw-r--r-- | src/resolve/resolved-dns-trust-anchor.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/resolve/resolved-dns-trust-anchor.c b/src/resolve/resolved-dns-trust-anchor.c index 03c5b9406e..bcb31bd426 100644 --- a/src/resolve/resolved-dns-trust-anchor.c +++ b/src/resolve/resolved-dns-trust-anchor.c @@ -188,6 +188,14 @@ static int dns_trust_anchor_load_positive(DnsTrustAnchor *d, const char *path, u r = safe_atou16(flags, &f); if (r < 0) return log_warning_errno(r, "Failed to parse DNSKEY flags field %s on line %s:%u", flags, path, line); + if ((f & DNSKEY_FLAG_ZONE_KEY) == 0) { + log_warning("DNSKEY lacks zone key bit set on line %s:%u", path, line); + return -EINVAL; + } + if ((f & DNSKEY_FLAG_REVOKE)) { + log_warning("DNSKEY is already revoked on line %s:%u", path, line); + return -EINVAL; + } a = dnssec_algorithm_from_string(algorithm); if (a < 0) { |