security/wolfssl: Update to v5.6.0

Changes since v5.5.4:

wolfSSL Release 5.6.0 (Mar 24, 2023)

Release 5.6.0 has been developed according to wolfSSL's development and QA
process (see link below) and successfully passed the quality
criteria. https://www.wolfssl.com/about/wolfssl-software-development-process-quality-assurance

Release 5.6.0 of wolfSSL embedded TLS has bug fixes and new features including:

New Feature Additions

• ASN template is now the default ASN parsing implementation when compiling with configure
• Added in support for TLS v1.3 Encrypted Client Hello (ECH) and HPKE (Hybrid Public Key Encryption)
• DTLS 1.3 stateless server ClientHello parsing support added

Ports

• Add RX64/RX71 SHA hardware support
• Port to RT1170 and expand NXP CAAM driver support
• Add NuttX integration files for ease of use
• Updated Stunnel support for version 5.67 Compatibility Layer
• Add in support for AES-CCM with EVP
• BN compatibility API refactoring and separate API created
• Expanding public key type cipher suite list strings support

Misc.

• Support pthread_rwlock and add enable option
• Add wolfSSL_CertManagerLoadCABuffer_ex() that takes a user certificate chain flag and additional verify flag options
• Docker build additions for wolfSSL library and wolfCLU application
• Add favorite drink pilot attribute type to get it from the encoding
• Added in support for indefinite length BER parsing with PKCS12
• Add dynamic session cache which allocates sessions from the heap with macro SESSION_CACHE_DYNAMIC_MEM

Improvements / Optimizations

Tests

• Additional CI (continuous integration) testing and leveraging of GitHub workflows
• Add CI testing for wpa_supplicant, OpenWrt and OpenVPN using GitHub workflows
• Add compilation of Espressif to GitHub workflows tests
• Refactoring and improving error results with wolfCrypt unit test application
• Minor warning fixes from Coverity static analysis scan
• Add new SHA-512/224 and SHA-512/256 tests
• Used codespell and fixed some minor typos

Ports

• Improve TLS1.2 client authentication to use TSIP
• Updated Kyber macro to be WOLFSSL_HAVE_KYBER and made changes that make Kyber work on STM32
• AES-GCM Windows assembly additions
• CRLF line endings, trailing spaces for C# Wrapper Projects Compatibility Layer
• Update PubKey and Key PEM-to-DER APIs to support return of needed DER size
• Allow reading ENC EC PRIVATE KEY as well via wolfSSL_PEM_read_bio_ECPrivateKey
• Improve wolfSSL_EC_POINT_cmp to handle Jacobian ordinates
• Fix issue with BIO_reset() and add BIO_FLAGS_MEM_RDONLY flag support for read only BIOs

SP

• In SP math library rework mod 3 and use count leading zero instruction
• Fix with SP ECC sign to reject the random k generated when r is 0
• With SP math add better detection of when add won't work and double is needed with point_add_qz1 internal function
• With SP int fail when buffer writing to is too small for number rather than discarding the extra values

Builds

• Define WOLFSSL_SP_SMALL_STACK if wolfSSL is build with --enable-smallstack
• Fix CMake to exclude libm when DH is not enabled
• Allow building of SAKKE as external non-FIPS algorithm with wolfmikey product
• Add option to add library suffix, --with-libsuffix
• ASN template compile option WOLFSSL_ASN_INT_LEAD_0_ANY to allow leading zeros
• Add user_settings.h template for wolfTPM to examples/configs/user_settings_wolftpm.h
• Purge the AES variant of Dilithium
• Expand WOLFSSL_NO_ASN_STRICT to allow parsing of explicit ECC public key
• Remove relocatable text in ARMv7a AES assembly for use with FIPS builds
• Expand checking for hardware that supports ARMv7a neon with autotools configure
• Sanity check on allocation fails with DSA and FP_ECC build when zeroizing internal buffer
• Additional TLS alerts sent when compiling with WOLFSSL_EXTRA_ALERTS macro defined

Benchmarking

• Update wolfCrypt benchmark Windows build files to support x64 Platform
• Add SHA512/224 and SHA512/256 benchmarks, fixed CVS macro and display sizes
• Separate AES-GCM streaming runs when benchmarked
• No longer call external implementation of Kyber from benchmark
• Fix for benchmarking shake with custom block size
• Fixes for benchmark help -alg list and block format Documentation/Examples
• Document use of wc_AesFree() and update documentation of Ed25519 with Doxygen
• Move the wolfSSL Configuration section higher in QUIC.md
• Add Japanese Doxygen documentation for cmac.h, quic.h and remove incomplete Japanese doxygen in asn_public.h
• Espressif examples run with local wolfSSL now with no additional setup needed
• Added a fix for StartTLS use In the example client
• Add a base-line user_settings.h for use with FIPS 140-3 in XCode example app

Optimizations

• AES-NI usage added for AES modes ECB/CTR/XTS

Misc

• Update AES-GCM stream decryption to allow long IVs
• Internal refactor to use wolfSSL_Ref functions when incrementing or decrementing the structures reference count and fixes for static analysis reports
• Cleanup function logging making adjustments to the debug log print outs
• Remove realloc dependency in DtlsMsgCombineFragBuckets function
• Refactor to use WOLFSSL_CTX’s cipher suite list when possible
• Update internal padding of 0’s with DSA sign and additional tests with mp_to_unsigned_bin_len function
• With DTLS SRTP use wolfSSL_export_keying_material instead of wc_PRF_TLS
• Updated macro naming from HAVE_KYBER to be WOLFSSL_HAVE_KYBER
• Update AES XTS encrypt to handle in-place encryption properly
• With TLS 1.3 add option to require only PSK with DHE

Fixes

Ports

• Fix for AES use with CAAM on imx8qxp with SECO builds
• Fix for PIC32 crypto HW and unused TLSX_SetResponse
• Fix warning if ltime is unsigned seen with QNX build
• Updates and fix for Zephyr project support
• Include sys/time.h for WOLFSSL_RIOT_OS
• Move X509_V errors from enums to defines for use with HAProxy CLI
• Fix IAR compiler warnings resolved
• Fix for STM32 Hash peripherals (like on F437) with FIFO depth = 1
• ESP32 fix for SHA384 init with hardware acceleration

Builds

• Add WOLFSSL_IP_ALT_NAME macro define to --enable-curl
• Fixes for building with C++17 and avoiding clashing with byte naming
• Fixes SP math all build issue with small-stack and no hardening
• Fix for building with ASN template with NO_ASN_TIME defined
• Fix building FIPSv2 with WOLFSSL_ECDSA_SET_K defined
• Don't allow aesgcm-stream option with kcapi
• Fix DTLS test case for when able to read peers close notify alert on FreeBSD systems
• Fix for "expression must have a constant value" in tls13.c with Green Hills compiler
• Fixes for building KCAPI with opensslextra enabled
• Fix warnings of shadows min and subscript with i486-netbsd-gcc compiler
• Fix issue with async and WOLFSSL_CHECK_ALERT_ON_ERR
• Fix for PKCS7 with asynchronous crypto enabled

Math Library

• SP Aarch64 fix for conditional changed in asm needing "cc" and fix for ECC P256 mont reduce
• In SP builds add sanity check with DH exp. to check the output length for minimum size
• In SP math fix scalar length check with EC scalar multiply
• With SP int fix handling negative character properly with read radix
• Add error checks before setting variable err in SP int with the function sp_invmod_mont_ct
• Fix to add sanity check for malloc of zero size in fastmath builds
• In fastmath fix a possible overflow in fp_to_unsigned_bin_len length check
• Heapmath fast mod. reduce fix

Compatibility Layer

• Fixes for encoding/decoding ecc public keys and ensure i2d public key functions do not include any private key information
• Fix for EVP_EncryptUpdate to update outl on empty input
• Fix SE050 RSA public key loading and RSA/ECC SE050 TLS Compatibility
• Rework EC API and validate point after setting it
• Fix for X509 RSA PSS with compatibility layer functions
• Fix size of structures used with SHA operations when built with opensslextra for Espressif hardware accelerated hashing
• Added sanity check on key length with wolfSSL_CMAC_Init function
• Fix for return value type conversion of bad mutex error in logging function
• Fix NID conflict NID_givenName and NID_md5WithRSAEncryption
• Fix unguarded XFPRINTF calls with opensslextra build
• Fix wolfSSL_ASN1_INTEGER_to_BN for negative values
• Fix for potential ASN1_STRING leak in wolfSSL_X509_NAME_ENTRY_create_by_txt and wolfSSL_X509_NAME_ENTRY_create_by_NID when memory allocation fails

Misc.

• Add sanity check to prevent an out of bounds read with OCSP response decoding
• Sanity check to not allow 0 length with bit string and integer when parsing ASN1 syntax
• Adjust RNG sanity checks and remove error prone first byte comparison
• With PKCS7 add a fix for GetAsnTimeString() to correctly increment internal data pointer
• PKCS7 addition of sequence around algo parameters with authenvelop
• DSA fixes for clearing mp_int before re-reading data and avoid mp_clear without first calling mp_init
• Fix for SRTP setting bitfield when it is encoded for the TLS extension
• Fix for handling small http headers when doing CRL verification
• Fix for ECCSI hash function to validate the output size and curve size
• Fix for value of givenName and name being reversed with CSR generation
• Fix for error type returned (OCSP_CERT_UNKNOWN) with OCSP verification
• Fix for a potential memory leak with ProcessCSR when handling OCSP responses
• Fix for VERIFY_SKIP_DATE flag not ignoring date errors when set
• Fix for zlib decompression buffer issue with PKCS7
• Fix for DTLS message pool send size used and DTLS server saving of the handshake sequence
• Fix to propagate WOLFSSL_TICKET_RET_CREATE error return value from DoDecryptTicket()
• Fix for handling long session IDs with TLS 1.3 session tickets
• Fix for AES-GCM streaming when caching an IV
• Fix for test case with older selftest that returns bad padding instead of salt len error
• Add fix for siphash cache and added in additional tests
• Fix potential out of bounds memset to 0 in error case with session export function used with --enable-sessionexport builds
• Fix possible NULL dereference in TLSX_CSR_Parse with TLS 1.3
• Fix for sanity check on RSA pad length with no padding using the build macro WC_RSA_NO_PADDING