svn commit: r348131 - stable/12/lib/libsecureboot/openpgp
Simon J. Gerraty
sjg at FreeBSD.org
Wed May 22 23:23:18 UTC 2019
Author: sjg
Date: Wed May 22 23:23:16 2019
New Revision: 348131
URL: https://svnweb.freebsd.org/changeset/base/348131
Log:
load_key_buf do not free data from dearmor
The data returned by dearmor is referenced by the key
leave it alone!
MFC r347980
Reviewed by: stevek
Modified:
stable/12/lib/libsecureboot/openpgp/opgp_key.c
stable/12/lib/libsecureboot/openpgp/opgp_sig.c
Modified: stable/12/lib/libsecureboot/openpgp/opgp_key.c
==============================================================================
--- stable/12/lib/libsecureboot/openpgp/opgp_key.c Wed May 22 23:22:36 2019 (r348130)
+++ stable/12/lib/libsecureboot/openpgp/opgp_key.c Wed May 22 23:23:16 2019 (r348131)
@@ -168,6 +168,7 @@ load_key_buf(unsigned char *buf, size_t nbytes)
initialize();
if (!(buf[0] & OPENPGP_TAG_ISTAG)) {
+ /* Note: we do *not* free data */
data = dearmor((char *)buf, nbytes, &nbytes);
ptr = data;
} else
@@ -190,7 +191,6 @@ load_key_buf(unsigned char *buf, size_t nbytes)
}
}
}
- free(data);
return (key);
}
@@ -209,8 +209,10 @@ openpgp_trust_add(OpenPGP_key *key)
LIST_INIT(&trust_list);
}
- if (key)
+ if (key) {
+ DEBUG_PRINTF(2, ("openpgp_trust_add(%s)\n", key->id));
LIST_INSERT_HEAD(&trust_list, key, entries);
+ }
}
/**
@@ -296,6 +298,7 @@ load_key_id(const char *keyID)
if (!key)
key = load_trusted_key_id(keyID);
#endif
+ DEBUG_PRINTF(2, ("load_key_id(%s): %s\n", keyID, key ? "found" : "nope"));
return (key);
}
Modified: stable/12/lib/libsecureboot/openpgp/opgp_sig.c
==============================================================================
--- stable/12/lib/libsecureboot/openpgp/opgp_sig.c Wed May 22 23:22:36 2019 (r348130)
+++ stable/12/lib/libsecureboot/openpgp/opgp_sig.c Wed May 22 23:23:16 2019 (r348131)
@@ -318,6 +318,7 @@ openpgp_verify(const char *filename,
sdata = ddata = dearmor((char *)sdata, sbytes, &sbytes);
ptr = sdata;
rc = decode_packet(2, &ptr, sbytes, (decoder_t)decode_sig, sig);
+ DEBUG_PRINTF(2, ("rc=%d keyID=%s\n", rc, sig->key_id ? sig->key_id : "?"));
if (rc == 0 && sig->key_id) {
key = load_key_id(sig->key_id);
if (!key) {
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