wolfSSL 安全漏洞

wolfSSL CyaSSL is a small, portable embedded SSL programming library developed by the American company wolfSSL, aimed at developers working with embedded systems. There is a security vulnerability in wolfSSL, which stems from a stack buffer overflow in the PKCS7 SignedData encoding function. When...

wolfSSL 安全漏洞

wolfSSL CyaSSL is a small, portable embedded SSL programming library developed by the US company wolfSSL, designed for developers working with embedded systems. There is a security vulnerability in wolfSSL, which stems from integer overflow in the static function wolfssladdtochain. This...

PT-2026-26366

Name of the Vulnerable Software and Affected Versions wolfSSL affected versions not specified Description A missing cryptographic step in the TLS 1.3 client HelloRetryRequest handshake logic in wolfSSL could compromise the confidentiality of TLS-protected communications. This occurs through a...

wolfSSL 安全漏洞

wolfSSL CyaSSL is a small, portable embedded SSL programming library developed by the American company wolfSSL, designed for developers working with embedded systems. There is a security vulnerability in wolfSSL. This vulnerability stems from a protection mechanism that fails in the post-quantum...

Linux Distros Unpatched Vulnerability : CVE-2026-3579

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - wolfSSL 5.8.4 on RISC-V RV32I architectures lacks a constant-time software implementation for 64-bit multiplication. The compiler-inserted muldi3 subroutine...

wolfSSL（CyaSSL） 安全漏洞

wolfSSL CyaSSL is a small, portable embedded SSL programming library developed by the American company wolfSSL, designed for developers working with embedded systems. wolfSSL CyaSSL contains a security vulnerability. This vulnerability stems from the lack of necessary encryption steps in the TLS...

wolfSSL（CyaSSL） 安全漏洞

wolfSSL CyaSSL is a small, portable embedded SSL programming library developed by the American company wolfSSL, aimed at developers working with embedded systems. WolfSSL CyaSSL versions 5.8.4 and earlier contain security vulnerabilities. These vulnerabilities stem from a 1-byte out-of-bounds hea...

PT-2026-26321

Name of the Vulnerable Software and Affected Versions wolfSSL versions prior to 5.8.4 Description A flaw existed in the TLS 1.2 server state machine implementation where the server could incorrectly accept the CertificateVerify message before the ClientKeyExchange message was received. This issue...

Linux Distros Unpatched Vulnerability : CVE-2026-3548

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Two buffer overflow vulnerabilities existed in the wolfSSL CRL parser when parsing CRL numbers: a heap- based buffer overflow could occur when improperly storin...

Linux Distros Unpatched Vulnerability : CVE-2026-3580

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In wolfSSL 5.8.4, constant-time masking logic in sp256getentry2569 is optimized into conditional branches bnez by GCC when targeting RISC-V RV32I with -O3. This...

PT-2026-26312

Name of the Vulnerable Software and Affected Versions wolfSSL affected versions not specified Description A stack buffer overflow issue exists in the PKCS7 SignedData encoding functionality of wolfSSL. Specifically, the wc PKCS7 BuildSignedAttributes function incorrectly calculates the capacity...

wolfSSL（CyaSSL） 安全漏洞

wolfSSL CyaSSL is a small, portable embedded SSL programming library developed by the US-based wolfSSL company, designed for developers working with embedded systems. Version 5.8.4 of wolfSSL CyaSSL contains a security vulnerability. This vulnerability stems from a stack buffer overflow issue in...

wolfSSL（CyaSSL） 安全漏洞

wolfSSL CyaSSL is a small, portable embedded SSL programming library developed by the American company wolfSSL, designed for developers working with embedded systems. wolfSSL CyaSSL contains security vulnerabilities; one of these vulnerabilities stems from a heap overflow in TLS 1.3 ECH parsing...

PT-2026-26313

Name of the Vulnerable Software and Affected Versions wolfSSL versions prior to 5.8.4 Description An integer underflow in the packet sniffer component of wolfSSL allows an attacker to cause a buffer overflow in the AEAD decryption path. This occurs when a TLS record shorter than the expected leng...

Linux Distros Unpatched Vulnerability : CVE-2026-3503

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Protection mechanism failure in wolfCrypt post-quantum implementations ML-KEM and ML-DSA in wolfSSL on ARM Cortex-M microcontrollers allows a physical attacker ...

wolfSSL（CyaSSL） 安全漏洞

wolfSSL CyaSSL is a small, portable embedded SSL programming library developed by the American company wolfSSL, designed for developers working with embedded systems. Versions of wolfSSL CyaSSL 5.8.4 and earlier contained security vulnerabilities. These vulnerabilities stemmed from out-of-bounds...

PT-2026-26338

Name of the Vulnerable Software and Affected Versions wolfSSL versions 5.8.4 and earlier Description An out-of-bounds read issue exists in the ALPN Application-Layer Protocol Negotiation parsing functionality when ALPN is enabled. This occurs due to incomplete validation of the ALPN protocol list...

wolfSSL（CyaSSL） 安全漏洞

wolfSSL CyaSSL is a small, portable embedded SSL programming library developed by the American company wolfSSL, designed for developers working with embedded systems. Versions of wolfSSL CyaSSL prior to version 5.8.4 contained security vulnerabilities. These vulnerabilities stemmed from logical...

CVE-2026-2646: Heap-based Buffer Overflow

A heap-buffer-overflow vulnerability exists in wolfSSL's wolfSSLd2iSSLSESSION function. When deserializing session data with SESSIONCERTS enabled, certificate and session id lengths are read from an untrusted input without bounds validation, allowing an attacker to overflow fixed-size buffers and...

wolfssl:fuzzer-wolfssl-server-randomize: Heap-buffer-overflow in fuzzer_ticket_cb

Project: https://github.com/wolfssl/wolfssl.git Detailed Report: https://oss-fuzz.com/testcase?key=5623790192361472 Project: wolfssl Fuzzing Engine: libFuzzer Fuzz Target: fuzzer-wolfssl-server-randomize Job Type: libfuzzerasani386wolfssl Platform Id: linux Crash Type: Heap-buffer-overflow WRITE...