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Gilles Peskine 5b0589e9ab Fix non-constant-time comparison in mbedtls_mpi_random 
Calling mbedtls_mpi_cmp_int reveals the number of leading zero limbs
to an adversary who is capable of very fine-grained timing
measurements. This is very little information, but could be practical
with secp521r1 (1/512 chance of the leading limb being 0) if the
adversary can measure the precise timing of a large number of
signature operations.

Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
2021-06-04 14:47:24 +02:00
..
.gitignore Ignore generated source files that are no longer checked in 2021-05-20 10:37:22 +02:00
aes.c Merge pull request #4469 from xiaoxiang781216/padlock 2021-05-28 11:06:40 +02:00
aesni.c Move aesni.h to library 2021-03-10 12:52:37 +00:00
aesni.h Move aesni.h to library 2021-03-10 12:52:37 +00:00
arc4.c Update copyright notices to use Linux Foundation guidance 2020-08-19 10:35:41 +02:00
aria.c ARIA: add missing context init/free 2021-05-25 09:23:10 +02:00
asn1parse.c Add missing const attribute to asn1 api 2021-01-26 13:57:46 +01:00
asn1write.c Add missing const attribute to asn1write api 2021-01-27 15:37:12 +01:00
base64.c Code style fixups 2021-03-04 14:34:50 +00:00
bignum.c Fix non-constant-time comparison in mbedtls_mpi_random 2021-06-04 14:47:24 +02:00
blowfish.c Update copyright notices to use Linux Foundation guidance 2020-08-19 10:35:41 +02:00
bn_mul.h Move bn_mul.h to library/ 2021-03-10 12:52:37 +00:00
camellia.c CAMELLIA: add missing context init/free 2021-05-25 09:23:10 +02:00
ccm.c Fix additional data length field check for CCM 2020-10-08 12:09:44 +02:00
chacha20.c Update copyright notices to use Linux Foundation guidance 2020-08-19 10:35:41 +02:00
chachapoly.c Update copyright notices to use Linux Foundation guidance 2020-08-19 10:35:41 +02:00
check_crypto_config.h psa: config: Add CAMELLIA to the list of possible CMAC ciphers 2021-03-25 14:25:46 +01:00
cipher.c Merge pull request #4342 from gilles-peskine-arm/gcm-update-any-length 2021-05-20 15:08:55 +02:00
cipher_wrap.c Rename <pk/md/cipher>_internal.h to *_wrap.h 2021-03-10 12:52:37 +00:00
cipher_wrap.h Rename <pk/md/cipher>_internal.h to *_wrap.h 2021-03-10 12:52:37 +00:00
cmac.c Allow skipping 3DES in CMAC self-test when ALT implemented 2021-03-02 10:18:08 +01:00
CMakeLists.txt Add boilerplate for dispatching MAC operations 2021-05-07 23:32:32 +02:00
common.h Move MBEDTLS_ERR_ADD macro and functions to error.* 2021-04-13 15:21:43 +01:00
ctr_drbg.c Applying current changes 2021-04-30 00:07:04 +02:00
debug.c Rename MBEDTLS_X509_INFO to !MBEDTLS_X509_REMOVE_INFO 2021-04-27 17:18:52 +01:00
des.c Update copyright notices to use Linux Foundation guidance 2020-08-19 10:35:41 +02:00
dhm.c DHM: add notes about leading zeros 2021-06-03 18:10:04 +02:00
ecdh.c Update copyright notices to use Linux Foundation guidance 2020-08-19 10:35:41 +02:00
ecdsa.c avoid "maybe-uninitialized" and "free-nonheap-object" errors/warnings with gcc11 2021-05-19 11:31:37 -04:00
ecjpake.c ecjpake_zkp_read() now returns ...BAD_INPUT_DATA when r len == 0 and test follows that 2021-03-17 11:36:31 +01:00
ecp.c ECP: use mbedtls_mpi_random for blinding 2021-06-03 18:10:04 +02:00
ecp_alt.h Rename ecp_internal.h to ecp_alt.h 2021-03-10 12:52:37 +00:00
ecp_curves.c static initialize comb table 2021-06-01 10:02:13 +08:00
ecp_invasive.h Move mbedtls_mpi_random to the bignum module 2021-06-03 18:10:04 +02:00
entropy.c Remove MBEDTLS_TEST_NULL_ENTROPY config option. 2021-05-11 13:15:19 +02:00
entropy_poll.c Remove MBEDTLS_TEST_NULL_ENTROPY config option. 2021-05-11 13:15:19 +02:00
entropy_poll.h Remove MBEDTLS_TEST_NULL_ENTROPY config option. 2021-05-11 13:15:19 +02:00
gcm.c Rework and reword the guarantees on output_size 2021-05-18 23:15:40 +02:00
hkdf.c Update copyright notices to use Linux Foundation guidance 2020-08-19 10:35:41 +02:00
hmac_drbg.c Applying current changes 2021-04-30 00:07:04 +02:00
Makefile Don't make configuration-independent files depend on config.h 2021-05-20 10:37:22 +02:00
md.c Separate SHA224 from SHA256 config options. 2021-04-28 14:38:37 +02:00
md2.c Remove deprecated things from hashing modules 2021-04-15 12:34:09 +02:00
md4.c Remove deprecated things from hashing modules 2021-04-15 12:34:09 +02:00
md5.c Remove deprecated things from hashing modules 2021-04-15 12:34:09 +02:00
md_wrap.h Separate SHA224 from SHA256 config options. 2021-04-28 14:38:37 +02:00
memory_buffer_alloc.c Update copyright notices to use Linux Foundation guidance 2020-08-19 10:35:41 +02:00
mps_common.h Capitalise MPS trace macros 2021-04-07 12:45:35 +01:00
mps_error.h Fix Doxygen headers for MPS files 2021-03-29 14:20:18 +01:00
mps_reader.c Capitalise MPS trace macros 2021-04-07 12:45:35 +01:00
mps_reader.h Fix Doxygen headers for MPS files 2021-03-29 14:20:18 +01:00
mps_trace.c Capitalise MPS trace macros 2021-04-07 12:45:35 +01:00
mps_trace.h Capitalise MPS trace macros 2021-04-07 12:45:35 +01:00
net_sockets.c Check if feature macro is defined before define it 2021-05-07 13:17:06 -06:00
nist_kw.c Fix null pointer arithmetic in error case 2021-06-01 11:22:56 +02:00
oid.c Merge pull request #4507 from Venafi/userid-oid 2021-05-28 10:43:41 +02:00
padlock.c Move padlock.h to library 2021-03-10 12:52:37 +00:00
padlock.h Fix docs for mbedtls_padlock_has_support 2021-05-18 19:01:42 +01:00
pem.c Apply MBEDTLS_ERROR_ADD to library 2021-04-15 11:19:47 +01:00
pk.c Removes mode param from mbedtls_rsa_rsassa_pss_verify_ext 2021-05-19 12:27:35 +01:00
pk_wrap.c Removes mode param from mbedtls_rsa_pkcs1_verify 2021-05-18 20:14:32 +01:00
pk_wrap.h Rename <pk/md/cipher>_internal.h to *_wrap.h 2021-03-10 12:52:37 +00:00
pkcs5.c Apply MBEDTLS_ERROR_ADD to library 2021-04-15 11:19:47 +01:00
pkcs12.c Apply MBEDTLS_ERROR_ADD to library 2021-04-15 11:19:47 +01:00
pkparse.c Remove dead code from pk_parse_key_pkcs8_unencrypted_der 2021-04-28 14:12:07 +01:00
pkwrite.c Merge branch 'development_3.0' into remove_depr_error_codes 2021-04-21 12:31:43 +02:00
platform.c Update copyright notices to use Linux Foundation guidance 2020-08-19 10:35:41 +02:00
platform_util.c Fixes two _POSIX_C_SOURCE typos. 2020-11-13 09:20:18 +00:00
poly1305.c Update copyright notices to use Linux Foundation guidance 2020-08-19 10:35:41 +02:00
psa_crypto.c Merge pull request #4513 from Patater/psa-without-genprime-fix 2021-05-27 14:19:24 +02:00
psa_crypto_aead.c Update all uses of old AEAD output size macros 2021-04-15 17:32:06 +02:00
psa_crypto_aead.h psa: aead: Move AEAD driver entry points to psa_crypto_aead.c 2021-04-07 16:03:31 +02:00
psa_crypto_cipher.c psa: cipher: Remove cipher_generate_iv driver entry point 2021-03-26 15:58:25 +01:00
psa_crypto_cipher.h psa: cipher: Remove cipher_generate_iv driver entry point 2021-03-26 15:58:25 +01:00
psa_crypto_client.c psa: Make sure MBEDTLS_PSA_CRYPTO_CLIENT is defined 2021-02-09 15:36:08 +01:00
psa_crypto_core.h Update documentation 2021-05-13 11:19:01 +02:00
psa_crypto_driver_wrappers.c Fix missing compilation guard around psa_crypto_driver_wrappers.c 2021-05-19 21:06:01 +02:00
psa_crypto_driver_wrappers.h Dispatch sign/verify funtions through the driver interface 2021-05-13 11:18:57 +02:00
psa_crypto_ecp.c Move mbedtls_md_info_from_psa into the mbedtls hash driver 2021-03-15 12:14:40 +01:00
psa_crypto_ecp.h psa: Rework ECDSA sign/verify support in the transparent test driver 2021-02-18 15:45:12 +01:00
psa_crypto_hash.c Separate SHA224 from SHA256 config options. 2021-04-28 14:38:37 +02:00
psa_crypto_hash.h Merge branch 'development' into development_3.0 2021-04-19 10:51:59 +02:00
psa_crypto_invasive.h Rework MAC algorithm / key type validation 2021-03-03 19:58:02 +01:00
psa_crypto_its.h Update documentation 2020-11-25 13:10:50 +01:00
psa_crypto_mac.c Refactor out mac_sign_setup and mac_verify_setup 2021-05-11 11:10:34 +02:00
psa_crypto_mac.h Move is_sign and mac_size checking back to PSA core scope 2021-05-10 11:29:13 +02:00
psa_crypto_random_impl.h Work around MSVC bug with duplicate static declarations 2021-02-16 18:55:05 +01:00
psa_crypto_rsa.c Merge pull request #4513 from Patater/psa-without-genprime-fix 2021-05-27 14:19:24 +02:00
psa_crypto_rsa.h psa: Add RSA sign/verify hash support to the transparent test driver 2021-02-18 15:45:06 +01:00
psa_crypto_se.c Update copyright notices to use Linux Foundation guidance 2020-08-19 10:35:41 +02:00
psa_crypto_se.h Update documentation 2020-11-25 13:10:50 +01:00
psa_crypto_service_integration.h Update copyright notices to use Linux Foundation guidance 2020-08-19 10:35:41 +02:00
psa_crypto_slot_management.c Minor code flow improvements 2021-04-16 11:22:17 +02:00
psa_crypto_slot_management.h psa: Fix error code when creating/registering a key with invalid id 2021-04-01 14:05:41 +02:00
psa_crypto_storage.c Merge pull request #3872 from gabor-mezei-arm/3275_use_PSA_ERROR_DATA_INVALID_where_warranted 2021-02-03 20:54:46 +01:00
psa_crypto_storage.h Rename PSA_KEY_SLOT_COUNT to MBEDTLS_PSA_KEY_SLOT_COUNT 2021-02-15 14:26:44 +01:00
psa_its_file.c Correct fix for potential truncation 2021-03-10 17:00:32 +00:00
ripemd160.c Remove deprecated things from hashing modules 2021-04-15 12:34:09 +02:00
rsa.c Restores erroneously removed checks 2021-05-21 11:50:39 +01:00
rsa_alt_helpers.c Rename rsa_internal.* to rsa_alt_helpers.* 2021-03-10 12:52:37 +00:00
rsa_alt_helpers.h Rename rsa_internal.* to rsa_alt_helpers.* 2021-03-10 12:52:37 +00:00
sha1.c Remove deprecated things from hashing modules 2021-04-15 12:34:09 +02:00
sha256.c Merge branch 'development' into convert_NO_SHA384_to_positive 2021-05-20 14:18:12 +02:00
sha512.c Merge branch 'development' into convert_NO_SHA384_to_positive 2021-05-20 14:18:12 +02:00
ssl_cache.c Fix search for outdated entries in SSL session cache 2021-05-14 14:55:15 +01:00
ssl_ciphersuites.c Remove 3DES ciphersuites 2021-05-31 12:11:53 +02:00
ssl_cli.c Remove the _SSL_FALLBACK_ parts 2021-05-24 12:49:59 +02:00
ssl_cookie.c Remove the TLS 1.0 and 1.1 support 2021-05-24 12:45:20 +02:00
ssl_invasive.h Merge pull request #736 from mpg/cf-varpos-copy-dev-restricted 2020-08-25 14:35:55 +01:00
ssl_misc.h Combine MBEDTLS_SSL_<CID-TLS1_3>_PADDING_GRANULARITY options 2021-05-26 13:19:08 +02:00
ssl_msg.c Merge pull request #4490 from TRodziewicz/Combine__SSL_<CID-TLS1_3>_PADDING_GRANULARITY_options 2021-06-02 13:47:48 +02:00
ssl_srv.c Corrections after the code review 2021-05-24 13:38:00 +02:00
ssl_ticket.c Rename ssl_internal.h to ssl_misc.h 2021-03-10 12:52:37 +00:00
ssl_tls.c Merge pull request #4369 from hanno-arm/relax_psk_config 2021-05-31 10:03:56 +02:00
ssl_tls13_keys.c Rename ssl_internal.h to ssl_misc.h 2021-03-10 12:52:37 +00:00
ssl_tls13_keys.h Comment on hardcoding of maximum HKDF key expansion of 255 Bytes 2020-09-16 09:50:17 +01:00
threading.c Explain the usage of is_valid in pthread mutexes 2021-02-22 19:24:03 +01:00
timing.c Update copyright notices to use Linux Foundation guidance 2020-08-19 10:35:41 +02:00
version.c Update copyright notices to use Linux Foundation guidance 2020-08-19 10:35:41 +02:00
x509.c Merge pull request #3777 from hanno-arm/x509-info-optimization_rebased 2021-04-28 17:31:55 +01:00
x509_create.c Update copyright notices to use Linux Foundation guidance 2020-08-19 10:35:41 +02:00
x509_crl.c Merge pull request #3777 from hanno-arm/x509-info-optimization_rebased 2021-04-28 17:31:55 +01:00
x509_crt.c Remove MBEDTLS_X509_ALLOW_EXTENSIONS_NON_V3 option 2021-05-28 15:27:01 +02:00
x509_csr.c Merge pull request #3777 from hanno-arm/x509-info-optimization_rebased 2021-04-28 17:31:55 +01:00
x509write_crt.c avoid "maybe-uninitialized" and "free-nonheap-object" errors/warnings with gcc11 2021-05-19 11:31:37 -04:00
x509write_csr.c Expose flag for critical extensions 2021-05-27 14:27:43 +02:00
xtea.c Update copyright notices to use Linux Foundation guidance 2020-08-19 10:35:41 +02:00