This version fixes two vulnerabilities:
-CVE-2022-34293[high]: Potential for DTLS DoS attack
-[medium]: Ciphertext side channel attack on ECC and DH operations.
The patch fixing x86 aesni build has been merged upstream.
Signed-off-by: Eneas U de Queiroz <cotequeiroz@gmail.com>
Fixes two high-severity vulnerabilities:
- CVE-2022-25640: A TLS v1.3 server who requires mutual authentication
can be bypassed. If a malicious client does not send the
certificate_verify message a client can connect without presenting a
certificate even if the server requires one.
- CVE-2022-25638: A TLS v1.3 client attempting to authenticate a TLS
v1.3 server can have its certificate heck bypassed. If the sig_algo in
the certificate_verify message is different than the certificate
message checking may be bypassed.
Signed-off-by: Eneas U de Queiroz <cotequeiroz@gmail.com>
Changes from 4.7.0:
Fix one high (OCSP verification issue) and two low vulnerabilities
Improve compatibility layer
Other improvements and fixes
For detailed changes refer to https://github.com/wolfSSL/wolfssl/releases
Signed-off-by: Ivan Pavlov <AuthorReflex@gmail.com>
Since commit 6467de5a8840 ("Randomize z ordinates in scalar
mult when timing resistant") wolfssl requires a RNG for an EC
key when the hardened built option is selected.
wc_ecc_set_rng is only available when built hardened, so there
is no safe way to install the RNG to the key regardless whether
or not wolfssl is compiled hardened.
Always export wc_ecc_set_rng so tools such as hostapd can install
RNG regardless of the built settings for wolfssl.
Signed-off-by: David Bauer <mail@david-bauer.net>
