mozilla-nss/nss-fips-drbg-libjitter.patch
Wolfgang Rosenauer 846be6085c - update to NSS 3.90
* bmo#1623338 - ride along: remove a duplicated doc page
  * bmo#1623338 - remove a reference to IRC
  * bmo#1831983 - clang-format lib/freebl/stubs.c
  * bmo#1831983 - Add a constant time select function
  * bmo#1774657 - Updating an old dbm with lots of certs with keys to
                  sql results in a database that is slow to access.
  * bmo#1830973 - output early build errors by default
  * bmo#1804505 - Update the technical constraints for KamuSM
  * bmo#1822921 - Add BJCA Global Root CA1 and CA2 root certificates
  * bmo#1790763 - Enable default UBSan Checks
  * bmo#1786018 - Add explicit handling of zero length records
  * bmo#1829391 - Tidy up DTLS ACK Error Handling Path
  * bmo#1786018 - Refactor zero length record tests
  * bmo#1829112 - Fix compiler warning via correct assert
  * bmo#1755267 - run linux tests on nss-t/t-linux-xlarge-gcp
  * bmo#1806496 - In FIPS mode, nss should reject RSASSA-PSS salt lengths
                  larger than the output size of the hash function used,
                  or provide an indicator
  * bmo#1784163 - Fix reading raw negative numbers
  * bmo#1748237 - Repairing unreachable code in clang built with gyp
  * bmo#1783647 - Integrate Vale Curve25519
  * bmo#1799468 - Removing unused flags for Hacl*
  * bmo#1748237 - Adding a better error message
  * bmo#1727555 - Update HACL* till 51a72a953a4ee6f91e63b2816ae5c4e62edf35d6
  * bmo#1782980 - Fall back to the softokn when writing certificate trust
  * bmo#1806010 - FIPS-104-3 requires we restart post programmatically
  * bmo#1826650 - cmd/ecperf: fix dangling pointer warning on gcc 13
  * bmo#1818766 - Update ACVP dockerfile for compatibility with debian
                  package changes

OBS-URL: https://build.opensuse.org/package/show/mozilla:Factory/mozilla-nss?expand=0&rev=418
2023-07-05 11:49:19 +00:00

112 lines
3.1 KiB
Diff

Index: nss/coreconf/Linux.mk
===================================================================
--- nss.orig/coreconf/Linux.mk
+++ nss/coreconf/Linux.mk
@@ -136,7 +136,7 @@ OS_CFLAGS = $(DSO_CFLAGS) $(OS_REL_CFLA
ifeq ($(KERNEL),Linux)
OS_CFLAGS += -DLINUX -Dlinux
endif
-OS_LIBS = $(OS_PTHREAD) -ldl -lc
+OS_LIBS = $(OS_PTHREAD) -ldl -lc -ljitterentropy
ifeq ($(OS_TARGET),Android)
OS_LIBS += -llog
Index: nss/lib/freebl/drbg.c
===================================================================
--- nss.orig/lib/freebl/drbg.c
+++ nss/lib/freebl/drbg.c
@@ -6,6 +6,8 @@
#include "stubs.h"
#endif
+#include <jitterentropy.h>
+
#include <unistd.h>
#include "prerror.h"
@@ -107,6 +109,45 @@ typedef struct RNGContextStr RNGContext;
static RNGContext *globalrng = NULL;
static RNGContext theGlobalRng;
+/* Jitterentropy */
+#define JITTER_FLAGS JENT_FORCE_FIPS
+static struct rand_data *jitter;
+
+static ssize_t
+FIPS_jent_get_entropy (void *dest, ssize_t len)
+{
+ int result = -1;
+
+ /* Ensure that the jitterentropy generator is initialized */
+
+ if (!jitter)
+ {
+ if (jent_entropy_init_ex (1, JITTER_FLAGS))
+ goto out;
+
+ jitter = jent_entropy_collector_alloc (1, JITTER_FLAGS);
+ if (!jitter)
+ goto out;
+ }
+
+ /* Get some entropy */
+
+ result = jent_read_entropy_safe (&jitter, dest, len);
+
+out:
+ return result;
+}
+
+static void
+FIPS_jent_deinit (void)
+{
+ if (jitter)
+ {
+ jent_entropy_collector_free (jitter);
+ jitter = NULL;
+ }
+}
+
/*
* The next several functions are derived from the NIST SP 800-90
* spec. In these functions, an attempt was made to use names consistent
@@ -180,7 +221,7 @@ static PRCallOnceType coRNGInitEntropy;
static PRStatus
prng_initEntropy(void)
{
- size_t length;
+ ssize_t length;
PRUint8 block[PRNG_ENTROPY_BLOCK_SIZE];
SHA256Context ctx;
@@ -203,8 +244,8 @@ prng_initEntropy(void)
/* For FIPS 140-2 4.9.2 continuous random number generator test,
* fetch the initial entropy from the system RNG and keep it for
* later comparison. */
- length = RNG_SystemRNG(block, sizeof(block));
- if (length == 0) {
+ length = FIPS_jent_get_entropy(block, sizeof(block));
+ if (length < 1) {
coRNGInitEntropy.status = PR_FAILURE;
__sync_synchronize ();
coRNGInitEntropy.initialized = 1;
@@ -244,8 +285,8 @@ prng_getEntropy(PRUint8 *buffer, size_t
* iteratively fetch fixed sized blocks from the system and
* compare consecutive blocks. */
while (total < requestLength) {
- size_t length = RNG_SystemRNG(block, sizeof(block));
- if (length == 0) {
+ ssize_t length = FIPS_jent_get_entropy(block, sizeof(block));
+ if (length < 1) {
rv = SECFailure; /* error is already set */
goto out;
}
@@ -792,6 +833,7 @@ RNG_RNGShutdown(void)
/* clear */
prng_freeRNGContext(globalrng);
globalrng = NULL;
+ FIPS_jent_deinit ();
/* reset the callonce struct to allow a new call to RNG_RNGInit() */
coRNGInit = pristineCallOnce;
}