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Bugs fixes in "wolfssl"

Origin Bug number Title Date fixed
CVE CVE-2026-5188 An integer underflow issue exists in wolfSSL when parsing the Subject Alternative Name (SAN) extension of X.509 certificates. A malformed certificate 2026-04-23
CVE CVE-2026-5187 Two potential heap out-of-bounds write locations existed in DecodeObjectId() in wolfcrypt/src/asn.c. First, a bounds check only validates one availab 2026-04-23
Debian 1133835 wolfssl: CVE-2026-5187 CVE-2026-5188 CVE-2026-5194 CVE-2026-5263 CVE-2026-5264 CVE-2026-5295 CVE-2026-5392 CVE-2026-5393 CVE-2026-5446 CVE-2026-5447 2026-04-23
CVE CVE-2026-5778 Integer underflow in wolfSSL packet sniffer <= 5.9.0 allows an attacker to cause a program crash in the AEAD decryption path by injecting a TLS recor 2026-04-22
CVE CVE-2026-5772 A 1-byte stack buffer over-read was identified in the MatchDomainName function (src/internal.c) during wildcard hostname validation when the LEFT_MOS 2026-04-22
CVE CVE-2026-5507 When restoring a session from cache, a pointer from the serialized session data is used in a free operation without validation. An attacker who can p 2026-04-22
CVE CVE-2026-5504 A padding oracle exists in wolfSSL's PKCS7 CBC decryption that could allow an attacker to recover plaintext through repeated decryption queries with 2026-04-22
CVE CVE-2026-5503 In TLSX_EchChangeSNI, the ctx->extensions branch set extensions unconditionally even when TLSX_Find returned NULL. This caused TLSX_UseSNI to attach 2026-04-22
CVE CVE-2026-5501 wolfSSL_X509_verify_cert in the OpenSSL compatibility layer accepts a certificate chain in which the leaf's signature is not checked, if the attacker 2026-04-22
CVE CVE-2026-5500 wolfSSL's wc_PKCS7_DecodeAuthEnvelopedData() does not properly sanitize the AES-GCM authentication tag length received and has no lower bounds check. 2026-04-22
CVE CVE-2026-5479 In wolfSSL's EVP layer, the ChaCha20-Poly1305 AEAD decryption path in wolfSSL_EVP_CipherFinal (and related EVP cipher finalization functions) fails t 2026-04-22
CVE CVE-2026-5477 An integer overflow existed in the wolfCrypt CMAC implementation, that could be exploited to forge CMAC tags. The function wc_CmacUpdate used theĀ gua 2026-04-22
CVE CVE-2026-5466 wolfSSL's ECCSI signature verifier `wc_VerifyEccsiHash` decodes the `r` and `s` scalars from the signature blob via `mp_read_unsigned_bin` with no ch 2026-04-22
CVE CVE-2026-5460 A heap use-after-free exists in wolfSSL's TLS 1.3 post-quantum cryptography (PQC) hybrid KeyShare processing. In the error handling path of TLSX_KeyS 2026-04-22
CVE CVE-2026-5448 X.509 date buffer overflow in wolfSSL_X509_notAfter / wolfSSL_X509_notBefore. A buffer overflow may occur when parsing date fields from a crafted X.5 2026-04-22
CVE CVE-2026-5447 Heap buffer overflow in CertFromX509 via AuthorityKeyIdentifier size confusion. A heap buffer overflow occurs when converting an X.509 certificate in 2026-04-22
CVE CVE-2026-5446 In wolfSSL, ARIA-GCM cipher suites used in TLS 1.2 and DTLS 1.2 reuse an identical 12-byte GCM nonce for every application-data record. Because wc_Ar 2026-04-22
CVE CVE-2026-5393 Dual-Algorithm CertificateVerify out-of-bounds read. When processing a dual-algorithm CertificateVerify message, an out-of-bounds read can occur on c 2026-04-22
CVE CVE-2026-5392 Heap out-of-bounds read in PKCS7 parsing. A crafted PKCS7 message can trigger an OOB read on the heap. The missing bounds check is in the indefinite- 2026-04-22
CVE CVE-2026-5295 A stack buffer overflow exists in wolfSSL's PKCS7 implementation in the wc_PKCS7_DecryptOri() function in wolfcrypt/src/pkcs7.c. When processing a CM 2026-04-22



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