194c062b5d
nss-fips-aes-keywrap-post.patch
nss-fips-approved-crypto-non-ec.patch
nss-fips-cavs-dsa-fixes.patch
nss-fips-cavs-general.patch
nss-fips-cavs-kas-ecc.patch
nss-fips-cavs-kas-ffc.patch
nss-fips-cavs-keywrap.patch
nss-fips-cavs-rsa-fixes.patch
nss-fips-combined-hash-sign-dsa-ecdsa.patch
nss-fips-constructor-self-tests.patch
nss-fips-detect-fips-mode-fixes.patch
nss-fips-dsa-kat.patch
nss-fips-gcm-ctr.patch
nss-fips-pairwise-consistency-check.patch
nss-fips-rsa-keygen-strictness.patch
nss-fips-tls-allow-md5-prf.patch
nss-fips-use-getrandom.patch
nss-fips-use-strong-random-pool.patch
nss-fips-zeroization.patch
nss-fix-dh-pkcs-derive-inverted-logic.patch
- update to NSS 3.53.1
* required for Firefox 78
* CVE-2020-12402 - Use constant-time GCD and modular inversion in MPI.
(bmo#1631597, bsc#1173032)
- update to NSS 3.53
Notable changes
* SEED is now moved into a new freebl directory freebl/deprecated
OBS-URL: https://build.opensuse.org/package/show/mozilla:Factory/mozilla-nss?expand=0&rev=326
62 lines
1.9 KiB
Diff
62 lines
1.9 KiB
Diff
# HG changeset patch
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# User Hans Petter Jansson <hpj@cl.no>
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# Date 1574234739 -3600
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# Wed Nov 20 08:25:39 2019 +0100
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# Node ID 5396ffb26887cc0cd42b9f12cc6c8e3dfdaf194b
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# Parent f5cf5d16deb68e65b5dd4e799d9e8e3098400d62
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[PATCH] 22
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From 41dd171b242b0cb550d12760da110db7e2c21daf Mon Sep 17 00:00:00 2001
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---
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nss/lib/freebl/gcm.c | 16 ++++++++++++++++
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1 file changed, 16 insertions(+)
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diff -r f5cf5d16deb6 -r 5396ffb26887 lib/freebl/gcm.c
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--- a/lib/freebl/gcm.c Wed Nov 20 08:23:35 2019 +0100
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+++ b/lib/freebl/gcm.c Wed Nov 20 08:25:39 2019 +0100
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@@ -532,8 +532,14 @@
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unsigned char tagKey[MAX_BLOCK_SIZE];
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PRBool ctr_context_init;
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gcmIVContext gcm_iv;
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+ unsigned long long gcm_iv_bytes;
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};
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+/* NIST SP-800-38D limits the use of GCM with a single IV to 2^39 - 256
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+ * bits which translates to 2^32 - 2 128bit blocks or 2^36 - 32 bytes
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+ */
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+#define MAX_GCM_BYTES_PER_IV ((1ULL << 36) - 32)
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+
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SECStatus gcm_InitCounter(GCMContext *gcm, const unsigned char *iv,
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unsigned int ivLen, unsigned int tagBits,
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const unsigned char *aad, unsigned int aadLen);
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@@ -669,6 +675,8 @@
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goto loser;
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}
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+ gcm->gcm_iv_bytes = MAX_GCM_BYTES_PER_IV;
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+
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/* finally mix in the AAD data */
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rv = gcmHash_Reset(ghash, aad, aadLen);
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if (rv != SECSuccess) {
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@@ -766,6 +774,13 @@
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return SECFailure;
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}
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+ /* bail out if this invocation requests processing more than what is
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+ * considered to be a safe limit */
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+ if (gcm->gcm_iv_bytes < (unsigned long long)inlen) {
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+ PORT_SetError(SEC_ERROR_INPUT_LEN);
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+ return SECFailure;
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+ }
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+
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tagBytes = (gcm->tagBits + (PR_BITS_PER_BYTE - 1)) / PR_BITS_PER_BYTE;
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if (UINT_MAX - inlen < tagBytes) {
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PORT_SetError(SEC_ERROR_INPUT_LEN);
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@@ -794,6 +809,7 @@
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*outlen = 0;
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return SECFailure;
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};
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+ gcm->gcm_iv_bytes -= inlen;
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*outlen += len;
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return SECSuccess;
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}
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