nss/SOURCES/nss-fips-disable-tls13.patch
2021-09-09 22:55:47 +00:00

31 lines
1.2 KiB
Diff

diff --git a/lib/ssl/sslsock.c b/lib/ssl/sslsock.c
--- a/lib/ssl/sslsock.c
+++ b/lib/ssl/sslsock.c
@@ -2382,16 +2382,26 @@ ssl3_CreateOverlapWithPolicy(SSLProtocol
rv = ssl3_GetEffectiveVersionPolicy(protocolVariant,
&effectivePolicyBoundary);
if (rv == SECFailure) {
/* SECFailure means internal failure or invalid configuration. */
overlap->min = overlap->max = SSL_LIBRARY_VERSION_NONE;
return SECFailure;
}
+ /* TODO: TLSv1.3 doesn't work yet under FIPS mode */
+ if (PK11_IsFIPS()) {
+ if (effectivePolicyBoundary.min >= SSL_LIBRARY_VERSION_TLS_1_3) {
+ effectivePolicyBoundary.min = SSL_LIBRARY_VERSION_TLS_1_2;
+ }
+ if (effectivePolicyBoundary.max >= SSL_LIBRARY_VERSION_TLS_1_3) {
+ effectivePolicyBoundary.max = SSL_LIBRARY_VERSION_TLS_1_2;
+ }
+ }
+
vrange.min = PR_MAX(input->min, effectivePolicyBoundary.min);
vrange.max = PR_MIN(input->max, effectivePolicyBoundary.max);
if (vrange.max < vrange.min) {
/* there was no overlap, turn off range altogether */
overlap->min = overlap->max = SSL_LIBRARY_VERSION_NONE;
return SECFailure;
}