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import libreswan-4.9-2.el8_8.2

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CentOS Sources 2023-05-16 09:16:54 +00:00 committed by Stepan Oksanichenko
parent 2f6f01707b
commit 697aa0d4b4
3 changed files with 151 additions and 1 deletions
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52
SOURCES/libreswan-4.9-2176248-authby-rsasig.patch Normal file
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@ -0,0 +1,52 @@
From 000b230258dd272ab15b384c330c31f996d0ba18 Mon Sep 17 00:00:00 2001
From: Daiki Ueno <dueno@redhat.com>
Date: Fri, 14 Apr 2023 14:10:47 +0900
Subject: [PATCH] Ignore system crypto-policies for SHA-1 for legacy
authby=rsa-sha1
Signed-off-by: Daiki Ueno <dueno@redhat.com>
---
lib/libswan/pubkey_rsa.c | 24 ++++++++++++++++++++++++
1 file changed, 24 insertions(+)
diff --git a/lib/libswan/pubkey_rsa.c b/lib/libswan/pubkey_rsa.c
index 38b44ab61d..9a7c0bc6a8 100644
--- a/lib/libswan/pubkey_rsa.c
+++ b/lib/libswan/pubkey_rsa.c
@@ -501,9 +501,33 @@ static struct hash_signature RSA_sign_hash_pkcs1_1_5_rsa(const struct secret_stu
* used to generate the signature.
*/
SECItem signature_result = {0};
+
+ /* ignore system crypto-policies for the hash algorithm */
+ PRUint32 saved_policy;
+
+ if (NSS_GetAlgorithmPolicy(hash_algo->nss.oid_tag, &saved_policy) != SECSuccess) {
+ /* PR_GetError() returns the thread-local error */
+ enum_buf tb;
+ llog_nss_error(RC_LOG_SERIOUS, logger,
+ "NSS_SetAlgorithmPolicy(%s) function failed",
+ str_nss_oid(hash_algo->nss.oid_tag, &tb));
+ return (struct hash_signature) { .len = 0, };
+ }
+
+ if (!(saved_policy & NSS_USE_ALG_IN_SIGNATURE)) {
+ (void)NSS_SetAlgorithmPolicy(hash_algo->nss.oid_tag,
+ NSS_USE_ALG_IN_SIGNATURE, 0);
+ }
+
SECStatus s = SGN_Digest(pks->u.pubkey.private_key,
hash_algo->nss.oid_tag,
&signature_result, &digest);
+
+ if (!(saved_policy & NSS_USE_ALG_IN_SIGNATURE)) {
+ (void)NSS_SetAlgorithmPolicy(hash_algo->nss.oid_tag,
+ saved_policy, ~saved_policy);
+ }
+
if (s != SECSuccess) {
/* PR_GetError() returns the thread-local error */
enum_buf tb;
--
2.40.0

84
SOURCES/libreswan-4.9-cve-2023-23009.patch Normal file
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@ -0,0 +1,84 @@
From 7a6c217f47b1ae37e32b173dc6d3ea7fdb86d532 Mon Sep 17 00:00:00 2001
From: Paul Wouters <paul.wouters@aiven.io>
Date: Tue, 28 Feb 2023 11:24:22 -0500
Subject: [PATCH 1/2] pluto: abort processing corrupt TS payloads
CVE-2023-23009
Latest updates on this issue at https://libreswan.org/security/CVE-2023-23009
---
programs/pluto/ikev2_ts.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/programs/pluto/ikev2_ts.c b/programs/pluto/ikev2_ts.c
index 3f7519ca38..f06c40ba46 100644
--- a/programs/pluto/ikev2_ts.c
+++ b/programs/pluto/ikev2_ts.c
@@ -437,6 +437,11 @@ static bool v2_parse_tss(struct payload_digest *const ts_pd,
d = pbs_in_struct(&ts_pd->pbs, &ikev2_ts_header_desc,
&ts_h, sizeof(ts_h), &ts_body_pbs);
+ if (d != NULL) {
+ llog_diag(RC_LOG, logger, &d, "%s", "");
+ return false;
+ }
+
switch (ts_h.isath_type) {
case IKEv2_TS_IPV4_ADDR_RANGE:
case IKEv2_TS_IPV6_ADDR_RANGE:
--
2.39.2
From 52c19ccc9455ccd91fa4946b09f8e11222f1c923 Mon Sep 17 00:00:00 2001
From: Andrew Cagney <cagney@gnu.org>
Date: Tue, 28 Feb 2023 14:10:44 -0500
Subject: [PATCH 2/2] ikev1: only clean up a connection when it isn't deleted
fix #1018 reported by Wolfgang.
see also ecb9c88910df1fb070488835bf3180096f3ccba3:
IKEv1: Remove all IPsec SA's of a connection when newest SA is removed.
---
programs/pluto/ikev1_main.c | 14 ++++++++++----
1 file changed, 10 insertions(+), 4 deletions(-)
diff --git a/programs/pluto/ikev1_main.c b/programs/pluto/ikev1_main.c
index a616c5ccf3..21765d4002 100644
--- a/programs/pluto/ikev1_main.c
+++ b/programs/pluto/ikev1_main.c
@@ -2130,15 +2130,16 @@ bool accept_delete(struct msg_digest *md,
ntohl(spi));
}
- struct connection *rc = dst->st_connection;
+ /* save for post delete_state() code */
+ co_serial_t rc_serialno = dst->st_connection->serialno;
if (nat_traversal_enabled && dst->st_connection->ikev1_natt != NATT_NONE) {
nat_traversal_change_port_lookup(md, dst);
v1_maybe_natify_initiator_endpoints(st, HERE);
}
- if (rc->newest_ipsec_sa == dst->st_serialno &&
- (rc->policy & POLICY_UP)) {
+ if (dst->st_connection->newest_ipsec_sa == dst->st_serialno &&
+ (dst->st_connection->policy & POLICY_UP)) {
/*
* Last IPsec SA for a permanent
* connection that we have initiated.
@@ -2162,7 +2163,12 @@ bool accept_delete(struct msg_digest *md,
md->v1_st = NULL;
}
- if (rc->newest_ipsec_sa == SOS_NOBODY) {
+ /*
+ * Either .newest_ipsec_sa matches DST
+ * and is cleared, or was never set.
+ */
+ struct connection *rc = connection_by_serialno(rc_serialno);
+ if (rc != NULL && rc->newest_ipsec_sa == SOS_NOBODY) {
dbg("%s() connection '%s' -POLICY_UP", __func__, rc->name);
rc->policy &= ~POLICY_UP;
if (!shared_phase1_connection(rc)) {
--
2.39.2

16
SPECS/libreswan.spec
View File

@ -37,7 +37,7 @@ Name: libreswan
Summary: IPsec implementation with IKEv1 and IKEv2 keying protocols Summary: IPsec implementation with IKEv1 and IKEv2 keying protocols
# version is generated in the release script # version is generated in the release script
Version: 4.9 Version: 4.9
Release: %{?prever:0.}1%{?prever:.%{prever}}%{?dist} Release: %{?prever:0.}2%{?prever:.%{prever}}%{?dist}.2
License: GPLv2 License: GPLv2
Url: https://libreswan.org/ Url: https://libreswan.org/
@ -52,6 +52,8 @@ Patch1: libreswan-4.3-maintain-different-v1v2-split.patch
Patch2: libreswan-3.32-1861360-nodefault-rsa-pss.patch Patch2: libreswan-3.32-1861360-nodefault-rsa-pss.patch
Patch3: libreswan-4.1-maintain-obsolete-keywords.patch Patch3: libreswan-4.1-maintain-obsolete-keywords.patch
Patch6: libreswan-4.3-1934186-config.patch Patch6: libreswan-4.3-1934186-config.patch
Patch7: libreswan-4.9-cve-2023-23009.patch
Patch8: libreswan-4.9-2176248-authby-rsasig.patch
BuildRequires: audit-libs-devel BuildRequires: audit-libs-devel
BuildRequires: bison BuildRequires: bison
@ -110,6 +112,8 @@ Libreswan is based on Openswan-2.6.38 which in turn is based on FreeS/WAN-2.04
%patch2 -p1 %patch2 -p1
%patch3 -p1 %patch3 -p1
%patch6 -p1 %patch6 -p1
%patch7 -p1
%patch8 -p1
# linking to freebl is not needed # linking to freebl is not needed
sed -i "s/-lfreebl //" mk/config.mk sed -i "s/-lfreebl //" mk/config.mk
@ -213,6 +217,16 @@ certutil -N -d sql:$tmpdir --empty-password
%attr(0644,root,root) %doc %{_mandir}/*/* %attr(0644,root,root) %doc %{_mandir}/*/*
%changelog %changelog
* Tue Apr 25 2023 Daiki Ueno <dueno@redhat.com> - 4.9-2.2
- Update libreswan-4.9-2176248-authby-rsasig.patch
* Fri Apr 14 2023 Daiki Ueno <dueno@redhat.com> - 4.9-2.1
- Resolves: rhbz#2187647 authby=rsasig fails in FIPS policy
* Tue Apr 4 2023 Daiki Ueno <dueno@redhat.com> - 4.9-2
- Fix CVE-2023-23009: remote DoS via crafted TS payload with an
incorrect selector length (rhbz#2186127)
* Mon Jan 9 2023 Daiki Ueno <dueno@redhat.com> - 4.9-1 * Mon Jan 9 2023 Daiki Ueno <dueno@redhat.com> - 4.9-1
- Resolves: rhbz#2128672 Rebase libreswan to 4.9 - Resolves: rhbz#2128672 Rebase libreswan to 4.9
- Remove libreswan-4.4-ikev1-disable-diagnostics.patch no longer necessary - Remove libreswan-4.4-ikev1-disable-diagnostics.patch no longer necessary