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don't use SSH_FP_MD5 for fingerprints in FIPS mode

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This commit is contained in:
Petr Lautrbach 2013-10-24 15:57:11 +02:00
parent ff7a26b109
commit 265df55bb8
1 changed files with 54 additions and 0 deletions
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54
openssh-6.3p1-fips.patch
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@ -42,6 +42,39 @@ diff -up openssh-6.3p1/Makefile.in.fips openssh-6.3p1/Makefile.in
sftp-server$(EXEEXT): $(LIBCOMPAT) libssh.a sftp.o sftp-common.o sftp-server.o sftp-server-main.o
$(LD) -o $@ sftp-server.o sftp-common.o sftp-server-main.o $(LDFLAGS) -lssh -lopenbsd-compat $(LIBS)
diff -up openssh-6.3p1/auth-rsa.c.fips openssh-6.3p1/auth-rsa.c
--- openssh-6.3p1/auth-rsa.c.fips 2013-10-24 15:43:46.019999906 +0200
+++ openssh-6.3p1/auth-rsa.c 2013-10-24 15:44:09.262890686 +0200
@@ -240,7 +240,7 @@ rsa_key_allowed_in_file(struct passwd *p
"actual %d vs. announced %d.",
file, linenum, BN_num_bits(key->rsa->n), bits);
- fp = key_fingerprint(key, SSH_FP_MD5, SSH_FP_HEX);
+ fp = key_fingerprint(key, FIPS_mode() ? SSH_FP_SHA1 : SSH_FP_MD5, SSH_FP_HEX);
debug("matching key found: file %s, line %lu %s %s",
file, linenum, key_type(key), fp);
free(fp);
diff -up openssh-6.3p1/auth2-pubkey.c.fips openssh-6.3p1/auth2-pubkey.c
--- openssh-6.3p1/auth2-pubkey.c.fips 2013-10-24 15:39:05.008319990 +0200
+++ openssh-6.3p1/auth2-pubkey.c 2013-10-24 15:39:05.029319892 +0200
@@ -209,7 +209,7 @@ pubkey_auth_info(Authctxt *authctxt, con
if (key_is_cert(key)) {
fp = key_fingerprint(key->cert->signature_key,
- SSH_FP_MD5, SSH_FP_HEX);
+ FIPS_mode() ? SSH_FP_SHA1 : SSH_FP_MD5, SSH_FP_HEX);
auth_info(authctxt, "%s ID %s (serial %llu) CA %s %s%s%s",
key_type(key), key->cert->key_id,
(unsigned long long)key->cert->serial,
@@ -217,7 +217,7 @@ pubkey_auth_info(Authctxt *authctxt, con
extra == NULL ? "" : ", ", extra == NULL ? "" : extra);
free(fp);
} else {
- fp = key_fingerprint(key, SSH_FP_MD5, SSH_FP_HEX);
+ fp = key_fingerprint(key, FIPS_mode() ? SSH_FP_SHA1 : SSH_FP_MD5, SSH_FP_HEX);
auth_info(authctxt, "%s %s%s%s", key_type(key), fp,
extra == NULL ? "" : ", ", extra == NULL ? "" : extra);
free(fp);
diff -up openssh-6.3p1/authfile.c.fips openssh-6.3p1/authfile.c
--- openssh-6.3p1/authfile.c.fips 2013-10-11 22:24:32.857031153 +0200
+++ openssh-6.3p1/authfile.c 2013-10-11 22:24:32.870031092 +0200
@ -370,6 +403,27 @@ diff -up openssh-6.3p1/openbsd-compat/bsd-arc4random.c.fips openssh-6.3p1/openbs
}
#endif /* !HAVE_ARC4RANDOM */
diff -up openssh-6.3p1/ssh-keygen.c.fips openssh-6.3p1/ssh-keygen.c
--- openssh-6.3p1/ssh-keygen.c.fips 2013-10-24 15:45:06.055623916 +0200
+++ openssh-6.3p1/ssh-keygen.c 2013-10-24 15:45:36.906478986 +0200
@@ -730,7 +730,7 @@ do_download(struct passwd *pw)
enum fp_type fptype;
char *fp, *ra;
- fptype = print_bubblebabble ? SSH_FP_SHA1 : SSH_FP_MD5;
+ fptype = print_bubblebabble ? SSH_FP_SHA1 : (FIPS_mode() ? SSH_FP_SHA1 : SSH_FP_MD5);
rep = print_bubblebabble ? SSH_FP_BUBBLEBABBLE : SSH_FP_HEX;
pkcs11_init(0);
@@ -740,7 +740,7 @@ do_download(struct passwd *pw)
for (i = 0; i < nkeys; i++) {
if (print_fingerprint) {
fp = key_fingerprint(keys[i], fptype, rep);
- ra = key_fingerprint(keys[i], SSH_FP_MD5,
+ ra = key_fingerprint(keys[i], FIPS_mode() ? SSH_FP_SHA1 : SSH_FP_MD5,
SSH_FP_RANDOMART);
printf("%u %s %s (PKCS11 key)\n", key_size(keys[i]),
fp, key_type(keys[i]));
diff -up openssh-6.3p1/ssh.c.fips openssh-6.3p1/ssh.c
--- openssh-6.3p1/ssh.c.fips 2013-07-25 03:55:53.000000000 +0200
+++ openssh-6.3p1/ssh.c 2013-10-11 22:24:32.872031082 +0200