diff options
-rw-r--r-- | meta-oe/recipes-support/nss/nss/CVE-2020-12403_1.patch | 65 | ||||
-rw-r--r-- | meta-oe/recipes-support/nss/nss/CVE-2020-12403_2.patch | 80 | ||||
-rw-r--r-- | meta-oe/recipes-support/nss/nss_3.51.1.bb | 2 |
3 files changed, 147 insertions, 0 deletions
diff --git a/meta-oe/recipes-support/nss/nss/CVE-2020-12403_1.patch b/meta-oe/recipes-support/nss/nss/CVE-2020-12403_1.patch new file mode 100644 index 0000000000..a229a2d20f --- /dev/null +++ b/meta-oe/recipes-support/nss/nss/CVE-2020-12403_1.patch @@ -0,0 +1,65 @@ +From 9ff9d3925d31ab265a965ab1d16d76c496ddb5c8 Mon Sep 17 00:00:00 2001 +From: Benjamin Beurdouche <bbeurdouche@mozilla.com> +Date: Sat, 18 Jul 2020 00:13:38 +0000 +Subject: [PATCH] Bug 1636771 - Fix incorrect call to Chacha20Poly1305 by + PKCS11. r=jcj,kjacobs,rrelyea + +Differential Revision: https://phabricator.services.mozilla.com/D74801 + +--HG-- +extra : moz-landing-system : lando +--- + nss/gtests/pk11_gtest/pk11_chacha20poly1305_unittest.cc | 11 +++++++++-- + nss/lib/freebl/chacha20poly1305.c | 2 +- + 2 files changed, 10 insertions(+), 3 deletions(-) + +CVE: CVE-2020-12403 +Upstream-Status: Backport [https://github.com/nss-dev/nss/commit/9ff9d3925d31ab265a965ab1d16d76c496ddb5c8] +Comment: Refreshed path for whole patchset +Signed-off-by: Ranjitsinh Rathod <ranjitsinh.rathod@kpit.com> + +diff --git a/nss/gtests/pk11_gtest/pk11_chacha20poly1305_unittest.cc b/nss/gtests/pk11_gtest/pk11_chacha20poly1305_unittest.cc +index 41f9da71d6..3ea17678d9 100644 +--- a/nss/gtests/pk11_gtest/pk11_chacha20poly1305_unittest.cc ++++ b/nss/gtests/pk11_gtest/pk11_chacha20poly1305_unittest.cc +@@ -45,7 +45,7 @@ class Pkcs11ChaCha20Poly1305Test + SECItem params = {siBuffer, reinterpret_cast<unsigned char*>(&aead_params), + sizeof(aead_params)}; + +- // Encrypt with bad parameters. ++ // Encrypt with bad parameters (TagLen is too long). + unsigned int encrypted_len = 0; + std::vector<uint8_t> encrypted(data_len + aead_params.ulTagLen); + aead_params.ulTagLen = 158072; +@@ -54,9 +54,16 @@ class Pkcs11ChaCha20Poly1305Test + &encrypted_len, encrypted.size(), data, data_len); + EXPECT_EQ(SECFailure, rv); + EXPECT_EQ(0U, encrypted_len); +- aead_params.ulTagLen = 16; ++ ++ // Encrypt with bad parameters (TagLen is too short). ++ aead_params.ulTagLen = 2; ++ rv = PK11_Encrypt(key.get(), kMech, ¶ms, encrypted.data(), ++ &encrypted_len, encrypted.size(), data, data_len); ++ EXPECT_EQ(SECFailure, rv); ++ EXPECT_EQ(0U, encrypted_len); + + // Encrypt. ++ aead_params.ulTagLen = 16; + rv = PK11_Encrypt(key.get(), kMech, ¶ms, encrypted.data(), + &encrypted_len, encrypted.size(), data, data_len); + +diff --git a/nss/lib/freebl/chacha20poly1305.c b/nss/lib/freebl/chacha20poly1305.c +index 970c6436da..5c294a9eaf 100644 +--- a/nss/lib/freebl/chacha20poly1305.c ++++ b/nss/lib/freebl/chacha20poly1305.c +@@ -81,7 +81,7 @@ ChaCha20Poly1305_InitContext(ChaCha20Poly1305Context *ctx, + PORT_SetError(SEC_ERROR_BAD_KEY); + return SECFailure; + } +- if (tagLen == 0 || tagLen > 16) { ++ if (tagLen != 16) { + PORT_SetError(SEC_ERROR_INPUT_LEN); + return SECFailure; + } + diff --git a/meta-oe/recipes-support/nss/nss/CVE-2020-12403_2.patch b/meta-oe/recipes-support/nss/nss/CVE-2020-12403_2.patch new file mode 100644 index 0000000000..7b093d0cda --- /dev/null +++ b/meta-oe/recipes-support/nss/nss/CVE-2020-12403_2.patch @@ -0,0 +1,80 @@ +From 06b2b1c50bd4eaa7f65d858e5e3f44f678cb3c45 Mon Sep 17 00:00:00 2001 +From: Benjamin Beurdouche <bbeurdouche@mozilla.com> +Date: Sat, 18 Jul 2020 00:13:14 +0000 +Subject: [PATCH] Bug 1636771 - Disable PKCS11 incremental mode for ChaCha20. + r=kjacobs,rrelyea + +Depends on D74801 + +Differential Revision: https://phabricator.services.mozilla.com/D83994 + +--HG-- +extra : moz-landing-system : lando +--- + nss/gtests/pk11_gtest/pk11_cipherop_unittest.cc | 49 +++++++++++++++++++++ + nss/lib/softoken/pkcs11c.c | 1 + + 2 files changed, 50 insertions(+) + +CVE: CVE-2020-12403 +Upstream-Status: Backport [https://github.com/nss-dev/nss/commit/06b2b1c50bd4eaa7f65d858e5e3f44f678cb3c45] +Comment: Refreshed path for whole patchset and removed change for pkcs11c.c +Signed-off-by: Ranjitsinh Rathod <ranjitsinh.rathod@kpit.com> + +diff --git a/nss/gtests/pk11_gtest/pk11_cipherop_unittest.cc b/nss/gtests/pk11_gtest/pk11_cipherop_unittest.cc +index 38982fd885..700750cc90 100644 +--- a/nss/gtests/pk11_gtest/pk11_cipherop_unittest.cc ++++ b/nss/gtests/pk11_gtest/pk11_cipherop_unittest.cc +@@ -77,4 +77,53 @@ TEST(Pkcs11CipherOp, SingleCtxMultipleUnalignedCipherOps) { + NSS_ShutdownContext(globalctx); + } + ++TEST(Pkcs11CipherOp, SingleCtxMultipleUnalignedCipherOpsChaCha20) { ++ PK11SlotInfo* slot; ++ PK11SymKey* key; ++ PK11Context* ctx; ++ ++ NSSInitContext* globalctx = ++ NSS_InitContext("", "", "", "", NULL, ++ NSS_INIT_READONLY | NSS_INIT_NOCERTDB | NSS_INIT_NOMODDB | ++ NSS_INIT_FORCEOPEN | NSS_INIT_NOROOTINIT); ++ ++ const CK_MECHANISM_TYPE cipher = CKM_NSS_CHACHA20_CTR; ++ ++ slot = PK11_GetInternalSlot(); ++ ASSERT_TRUE(slot); ++ ++ // Use arbitrary bytes for the ChaCha20 key and IV ++ uint8_t key_bytes[32]; ++ for (size_t i = 0; i < 32; i++) { ++ key_bytes[i] = i; ++ } ++ SECItem keyItem = {siBuffer, key_bytes, 32}; ++ ++ uint8_t iv_bytes[16]; ++ for (size_t i = 0; i < 16; i++) { ++ key_bytes[i] = i; ++ } ++ SECItem ivItem = {siBuffer, iv_bytes, 16}; ++ ++ SECItem* param = PK11_ParamFromIV(cipher, &ivItem); ++ ++ key = PK11_ImportSymKey(slot, cipher, PK11_OriginUnwrap, CKA_ENCRYPT, ++ &keyItem, NULL); ++ ctx = PK11_CreateContextBySymKey(cipher, CKA_ENCRYPT, key, param); ++ ASSERT_TRUE(key); ++ ASSERT_TRUE(ctx); ++ ++ uint8_t outbuf[128]; ++ // This is supposed to fail for Chacha20. This is because the underlying ++ // PK11_CipherOp operation is calling the C_EncryptUpdate function for ++ // which multi-part is disabled for ChaCha20 in counter mode. ++ ASSERT_EQ(GetBytes(ctx, outbuf, 7), SECFailure); ++ ++ PK11_FreeSymKey(key); ++ PK11_FreeSlot(slot); ++ SECITEM_FreeItem(param, PR_TRUE); ++ PK11_DestroyContext(ctx, PR_TRUE); ++ NSS_ShutdownContext(globalctx); ++} ++ + } // namespace nss_test diff --git a/meta-oe/recipes-support/nss/nss_3.51.1.bb b/meta-oe/recipes-support/nss/nss_3.51.1.bb index ac046ed0fe..14f670c32a 100644 --- a/meta-oe/recipes-support/nss/nss_3.51.1.bb +++ b/meta-oe/recipes-support/nss/nss_3.51.1.bb @@ -37,6 +37,8 @@ SRC_URI = "http://ftp.mozilla.org/pub/mozilla.org/security/nss/releases/${VERSIO file://0001-Bug-1631576-Force-a-fixed-length-for-DSA-exponentiat.patch \ file://CVE-2020-12401.patch \ file://CVE-2020-6829_12400.patch \ + file://CVE-2020-12403_1.patch \ + file://CVE-2020-12403_2.patch \ " SRC_URI[md5sum] = "6acaf1ddff69306ae30a908881c6f233" |