diff --git a/crates/openssl/RUSTSEC-0000-0000.toml b/crates/openssl/RUSTSEC-0000-0000.toml
new file mode 100644
index 0000000..96f3e1b
--- /dev/null
+++ b/crates/openssl/RUSTSEC-0000-0000.toml
@@ -0,0 +1,20 @@
+[advisory]
+id = "RUSTSEC-0000-0000"
+
+package = "openssl"
+
+date = "2018-06-01"
+
+title = "Use after free in CMS Signing"
+
+description = """
+Affected versions of the OpenSSL crate used structures after they'd been freed.
+"""
+
+patched_versions = [">= 0.10.9"]
+
+unaffected_versions = ["< 0.10.8"]
+
+url = "https://github.com/sfackler/rust-openssl/pull/942"
+
+keywords = ["memory-corruption"]