MiracleLinux 8 : python3.11-cryptography-37.0.2-6.el8 (AXSA:2024-8275:02)

The remote MiracleLinux 8 host has a package installed that is affected by a vulnerability as referenced in the AXSA:2024-8275:02 advisory. python-cryptography: NULL-dereference when loading PKCS7 certificates CVE-2023-49083 Tenable has extracted the preceding description block directly from the...

RockyLinux 9 : python-cryptography (RLSA-2025:15874)

The remote RockyLinux 9 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2025:15874 advisory. python-cryptography: NULL-dereference when loading PKCS7 certificates CVE-2023-49083 Tenable has extracted the preceding description block directly from the...

AlmaLinux 9 : python-cryptography (ALSA-2025:15874)

The remote AlmaLinux 9 host has a package installed that is affected by a vulnerability as referenced in the ALSA-2025:15874 advisory. python-cryptography: NULL-dereference when loading PKCS7 certificates CVE-2023-49083 Tenable has extracted the preceding description block directly from the...

python-cryptography: NULL-dereference when loading PKCS7 certificates

A null-pointer dereference vulnerability was found in python-cryptography during the loading of PKCS7 certificates. Invoking "loadpempkcs7certificates" or "loadderpkcs7certificates" can trigger this issue and lead to subsequent segmentation fault and result in a Denial of Service DoS for any...

RockyLinux 8 : python-cryptography (RLSA-2025:14553)

The remote RockyLinux 8 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2025:14553 advisory. python-cryptography: NULL-dereference when loading PKCS7 certificates CVE-2023-49083 Tenable has extracted the preceding description block directly from the...

python-cryptography: NULL-dereference when loading PKCS7 certificates

A null-pointer dereference vulnerability was found in python-cryptography during the loading of PKCS7 certificates. Invoking "loadpempkcs7certificates" or "loadderpkcs7certificates" can trigger this issue and lead to subsequent segmentation fault and result in a Denial of Service DoS for any...

python-cryptography: NULL-dereference when loading PKCS7 certificates

A null-pointer dereference vulnerability was found in python-cryptography during the loading of PKCS7 certificates. Invoking "loadpempkcs7certificates" or "loadderpkcs7certificates" can trigger this issue and lead to subsequent segmentation fault and result in a Denial of Service DoS for any...

python-cryptography: NULL-dereference when loading PKCS7 certificates

A null-pointer dereference vulnerability was found in python-cryptography during the loading of PKCS7 certificates. Invoking "loadpempkcs7certificates" or "loadderpkcs7certificates" can trigger this issue and lead to subsequent segmentation fault and result in a Denial of Service DoS for any...

The vulnerabilities of the functions load_pem_pkcs7_certificates() and load_der_pkcs7_certificates() in the cryptography package allow a perpetrator to cause a service failure.

The vulnerability of the loadpempkcs7certificates and loadderpkcs7certificates functions in the cryptography package is related to the passing of NULL pointers. Exploiting this vulnerability could allow a remote attacker to cause service interruptions...

UBUNTU-CVE-2023-49083

cryptography is a package designed to expose cryptographic primitives and recipes to Python developers. Calling loadpempkcs7certificates or loadderpkcs7certificates could lead to a NULL-pointer dereference and segfault. Exploitation of this vulnerability poses a serious risk of Denial of Service...

GHSA-JFHM-5GHH-2F97 cryptography vulnerable to NULL-dereference when loading PKCS7 certificates

Summary Calling loadpempkcs7certificates or loadderpkcs7certificates could lead to a NULL-pointer dereference and segfault. PoC Here is a Python code that triggers the issue: python from cryptography.hazmat.primitives.serialization.pkcs7 import loadderpkcs7certificates, loadpempkcs7certificates...