Astra Linux – Vulnerability in gnutls28

A vulnerability has been discovered in gnutls. This security flaw occurs due to a double-free error that occurs during the verification of pkcs7 signatures in the gnutlspkcs7verify function...

Astra Linux – Vulnerability in OpenSSL

The public API function BIOnewNDEF is a helper function used for streaming ASN.1 data via a BIO. It is primarily used internally by OpenSSL to support SMIME, CMS, and PKCS7 streaming capabilities. However, it can also be called directly by end-user applications. This function receives a BIO from...

Astra Linux – Vulnerability in OpenSSL

Issue summary: There is a type confusion vulnerability in the signature verification of signed PKCS7 data. In this vulnerability, an ASN1TYPE union member is accessed without first validating the type, resulting in an invalid or NULL pointer dereferencing during the processing of malformed PKCS7...

Security Bulletin: This Power System update is being released to address CVE-2026-22796

Summary PowerVM relies on OpenSSL to support a range of features, such as virtual TPM, LPM, and other functionalities that require cryptographic operations. This bulletin provides a remediation for the impacted vulnerability, CVE-2026-22796 by upgrading PowerVM and thus addressing the exposure to...

K000162842: wolfSSL vulnerability CVE-2026-55961

Security Advisory Description wolfSSLPKCS7verify returning success for a degenerate certs-only PKCS7 object that contains no signer. Such an object has empty signerInfos, so the underlying signed-data verification succeeds without authenticating any content. The compatibility-layer verify path no...

CVE-2026-69247 cryptography: PKCS#7 EnvelopedData decryption exposes a Bleichenbacher oracle through distinguishable errors and timing

cryptography is a package designed to expose cryptographic primitives and recipes to Python developers. From 44.0.0 until 50.0.0, pkcs7decryptder, pkcs7decryptpem, and pkcs7decryptsmime reported the outcome of decrypting a RecipientInfo's encryptedKey in several distinguishable ways, one of which...

JLSEC-2026-1145 Issue summary: A specially crafted PKCS#7 or S/MIME signed message could trigger a use-after-free...

Issue summary: A specially crafted PKCS7 or S/MIME signed message could trigger a use-after-free during PKCS7 signature verification. Impact summary: A use-after-free may result in process crashes, heap corruption, or potentially remote code execution. When processing a PKCS7 or S/MIME signed...

OpenSSL 3.5.0 < 3.5.5 Multiple Vulnerabilities in SANnav images

Brocade SANnav has provided security updates to multiple vulnerabilities as referenced in the 3.5.5 advisory and as described in the Nessus Plugin ID 296768 - Issue summary: If an application using the SSLCIPHERfind function in a QUIC protocol client or server receives an unknown cipher suite fro...

Security Bulletin: IBM InfoSphere Information Server is affected by multiple vulnerabilities in OpenSSL

Summary Multiple vulnerabilities in OpenSSL that is used by IBM InfoSphere Information Server were addressed. Vulnerability Details CVEID:CVE-2026-22796 DESCRIPTION: Issue summary: A type confusion vulnerability exists in the signature verification of signed PKCS7 data where an ASN1TYPE union...

[SECURITY] [DLA 4683-1] wolfssl security update

----------------------------------------------------------------------- Debian LTS Advisory DLA-4683-1 [email protected] https://www.debian.org/lts/security/ Utkarsh Gupta July 15, 2026 https://wiki.debian.org/LTS - -----------------------------------------------------------------------...

JLSEC-2026-719

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...

JLSEC-2026-736 `wolfSSL_PKCS7_verify()` returning success for a degenerate (certs-only) PKCS#7 object that contains...

wolfSSLPKCS7verify returning success for a degenerate certs-only PKCS7 object that contains no signer. Such an object has empty signerInfos, so the underlying signed-data verification succeeds without authenticating any content. The compatibility-layer verify path now rejects the object when no...

PT-2026-59671

Summary An Authorization Bypass vulnerability in rfc3161-client's signature verification allows any attacker to impersonate a trusted TimeStamping Authority TSA. By exploiting a logic flaw in how the library extracts the leaf certificate from an unordered PKCS7 bag of certificates, an attacker ca...

TencentOS Server 4: shim (TSSA-2026:0499)

The version of Tencent Linux installed on the remote TencentOS Server 4 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the TSSA-2026:0499 advisory. Package updates are available for TencentOS Server 4 that fix the following vulnerabilities:...

TencentOS Server 4: openssl (TSSA-2026:0503)

The version of Tencent Linux installed on the remote TencentOS Server 4 host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the TSSA-2026:0503 advisory. Package updates are available for TencentOS Server 4 that fix the following vulnerabilities...

CVE-2026-46354

Coder allows organizations to provision remote development environments via Terraform. In versions prior tp 2.24.5, 2.29.13, 2.30.8, 2.31.12, 2.32.2, and 2.33.3, azureidentity.Validate verifies that the PKCS7 signer certificate chains to a trusted Azure CA but never verifies the PKCS7 signature...

CVE-2026-46354 Coder: PKCS#7 signature bypass in Azure instance identity allows unauthenticated agent token theft

Coder allows organizations to provision remote development environments via Terraform. In versions prior tp 2.24.5, 2.29.13, 2.30.8, 2.31.12, 2.32.2, and 2.33.3, azureidentity.Validate verifies that the PKCS7 signer certificate chains to a trusted Azure CA but never verifies the PKCS7 signature...

CVE-2026-46354 Coder: PKCS#7 signature bypass in Azure instance identity allows unauthenticated agent token theft

Coder allows organizations to provision remote development environments via Terraform. In versions prior tp 2.24.5, 2.29.13, 2.30.8, 2.31.12, 2.32.2, and 2.33.3, azureidentity.Validate verifies that the PKCS7 signer certificate chains to a trusted Azure CA but never verifies the PKCS7 signature...

CVE-2026-46354

Coder allows organizations to provision remote development environments via Terraform. In versions prior tp 2.24.5, 2.29.13, 2.30.8, 2.31.12, 2.32.2, and 2.33.3, azureidentity.Validate verifies that the PKCS7 signer certificate chains to a trusted Azure CA but never verifies the PKCS7 signature...

openssl: Heap Use-After-Free in OpenSSL PKCS7_verify()

A flaw was found in OpenSSL. When processing a specially crafted PKCS7 or S/MIME Secure/Multipurpose Internet Mail Extensions signed message, a heap use-after-free vulnerability in the PKCS7verify function can be triggered. This occurs if the SignedData digestAlgorithms field is present as an emp...