- Fix #1099: Unbound core dump on SIGSEGV.

NLnetLabs · Jul 5, 2024 · b53d900 · b53d900
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commit b53d900
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diff --git a/doc/Changelog b/doc/Changelog
@@ -1,6 +1,7 @@
 5 July 2024: Wouter
 	- Fix for neater printout for error for missing DS response.
 	- Fix neater printout.
+	- Fix #1099: Unbound core dump on SIGSEGV.
 
 4 July 2024: Wouter
 	- Fix to print details about the failure to lookup a DNSKEY record

diff --git a/services/cache/dns.c b/services/cache/dns.c
@@ -115,7 +115,9 @@ store_rrsets(struct module_env* env, struct reply_info* rep, time_t now,
 		}
 		/* if ref was updated make sure the message ttl is updated to
 		 * the minimum of the current rrsets. */
+		lock_rw_rdlock(&rep->rrsets[i]->entry.lock);
 		ttl = ((struct packed_rrset_data*)rep->rrsets[i]->entry.data)->ttl;
+		lock_rw_unlock(&rep->rrsets[i]->entry.lock);
 		if(ttl < min_ttl) min_ttl = ttl;
 	}
 	if(min_ttl < rep->ttl) {