SUSE CVE-2026-39892

cryptography is a package designed to expose cryptographic primitives and recipes to Python developers. From 45.0.0 to before 46.0.7, if a non-contiguous buffer was passed to APIs which accepted Python buffers e.g. Hash.update, this could lead to buffer overflows. This vulnerability is fixed in...

Security Bulletin: Vulnerabilities in urllib3, router, qs, cryptography, axios might affect IBM Storage Defender Sentinel Anomaly Scan Engine.

Summary IBM Storage Defender Sentinel Anomaly Scan Engine can be affected by vulnerabilities in urllib3, router, qs, cryptography, and axios. Vulnerabilities include allowing an attacker to cause cross-site scripting, input improper data, provide a public key point from a small order subgroup, an...

OPENSUSE-SU-2026:20506-1 Security update for python-cryptography

This update for python-cryptography fixes the following issues: - CVE-2026-34073: Fixed X.509 bypass of name constraints on wildcard SANs with matching peer names. bsc1260876 - CVE-2026-26007: missing validation can lead to security issues for signature verification ECDSA and shared key negotiati...

SUSE-SU-2026:21165-1 Security update for python-cryptography

This update for python-cryptography fixes the following issues: - CVE-2026-34073: Fixed X.509 bypass of name constraints on wildcard SANs with matching peer names. bsc1260876 - CVE-2026-26007: missing validation can lead to security issues for signature verification ECDSA and shared key negotiati...

CVE-2026-5500 Improper Validation of AES-GCM Authentication Tag Length in PKCS#7 Envelope Allows Authentication Bypass

wolfSSL's wcPKCS7DecodeAuthEnvelopedData does not properly sanitize the AES-GCM authentication tag length received and has no lower bounds check. A man-in-the-middle can therefore truncate the mac field from 16 bytes to 1 byte, reducing the tag check from 2⁻¹²⁸ to 2⁻⁸...

[SECURITY] Fedora 43 Update: mbedtls-3.6.6-1.fc43

Mbed TLS is a light-weight open source cryptographic and SSL/TLS library written in C. Mbed TLS makes it easy for developers to include cryptographic and SSL/TLS capabilities in their embedded applications with as little hassle as possible...

Use After Free

Overview Affected versions of this package are vulnerable to Use After Free in the error handling path of the TLSXKeyShareProcessPqcHybridClient process. An attacker can cause memory corruption or potentially execute arbitrary code by triggering an error during post-quantum cryptography hybrid...

Duplicate Advisory: OpenClaw: Nostr inbound DMs could trigger unauthenticated crypto work before sender policy enforcement

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-65h8-27jh-q8wv. This link is maintained to preserve external references. Original Description OpenClaw before 2026.3.22 performs cryptographic and dispatch operations on inbound Nostr direct messages before...

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 TLSXKeyShareProcessPqcHybridClient in src/tls.c, the inner function TLSXKeyShareProcessPqcClientex frees a KyberKey object upon encountering an error. The call...

DEBIAN-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 TLSXKeyShareProcessPqcHybridClient in src/tls.c, the inner function TLSXKeyShareProcessPqcClientex frees a KyberKey object upon encountering an error. The call...

wolfSSL（CyaSSL） 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. wolfSSL CyaSSL contains a security vulnerability that stems from the handling of mixed key sharing in TLS 1.3 and post-quantum...

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 TLSXKeyShareProcessPqcHybridClient in src/tls.c, the inner function TLSXKeyShareProcessPqcClientex frees a KyberKey object upon encountering an error. The call...

CVE-2026-5460

Vulnerability summary (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 path of TLSX_KeyShare_ProcessPqcHybridClient() (src/tls.c), TLSX_KeyShare_ProcessPqcClient_ex() frees a KyberKey object on error. The ...

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 TLSXKeyShareProcessPqcHybridClient in src/tls.c, the inner function TLSXKeyShareProcessPqcClientex frees a KyberKey object upon encountering an error. The call...

CVE-2026-5460 Heap Use-After-Free in PQC Hybrid KeyShare Error Cleanup in wolfSSL TLS 1.3

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 TLSXKeyShareProcessPqcHybridClient in src/tls.c, the inner function TLSXKeyShareProcessPqcClientex frees a KyberKey object upon encountering an error. The call...

CVE-2026-5295

A stack buffer overflow exists in wolfSSL's PKCS7 implementation in the wcPKCS7DecryptOri function in wolfcrypt/src/pkcs7.c. When processing a CMS EnvelopedData message containing an OtherRecipientInfo ORI recipient, the function copies an ASN.1-parsed OID into a fixed 32-byte stack buffer...

CVE-2026-39892

A flaw was found in the cryptography library. This vulnerability occurs when a non-contiguous buffer is passed to certain application programming interfaces APIs that accept Python buffers, such as Hash.update. A remote attacker could exploit this to cause a buffer overflow, potentially leading t...

crypto/tls: golang: Go crypto/tls: Denial of Service via multiple TLS 1.3 key update messages

A flaw was found in the crypto/tls package within the Go golang standard library, specifically affecting TLS 1.3 connections. A remote attacker can exploit this vulnerability by sending multiple key update messages in a single record after the handshake. This can cause the connection to deadlock,...

PT-2026-31828

Name of the Vulnerable Software and Affected Versions wolfSSL affected versions not specified Description A heap use-after-free issue exists in wolfSSL's TLS 1.3 post-quantum cryptography PQC hybrid KeyShare processing. Specifically, within the TLSX KeyShare ProcessPqcHybridClient function in...

Linux Distros Unpatched Vulnerability : CVE-2026-39892

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - cryptography is a package designed to expose cryptographic primitives and recipes to Python developers. From 45.0.0 to before 46.0.7, if a non-contiguous buffer...