CVE-2018-1000808 – pyOpenSSL: Failure to release memory before removing last reference in PKCS #12 Store

https://notcve.org/view.php?id=CVE-2018-1000808

Python Cryptographic Authority pyopenssl version Before 17.5.0 contains a CWE - 401 : Failure to Release Memory Before Removing Last Reference vulnerability in PKCS #12 Store that can result in Denial of service if memory runs low or is exhausted. This attack appear to be exploitable via Depends upon calling application, however it could be as simple as initiating a TLS connection. Anything that would cause the calling application to reload certificates from a PKCS #12 store.. This vulnerability appears to have been fixed in 17.5.0. Python Cryptographic Authority pyopenssl en versiones anteriores a la 17.5.0 contiene una vulnerabilidad CWE - 401: Error al liberar memoria antes de eliminar la última referencia en PKCS #12 Store que puede resultar en una denegación de servicio (DoS) si hay poca memoria o ésta se agota. • http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00014.html https://access.redhat.com/errata/RHSA-2019:0085 https://github.com/pyca/pyopenssl/pull/723 https://usn.ubuntu.com/3813-1 https://access.redhat.com/security/cve/CVE-2018-1000808 https://bugzilla.redhat.com/show_bug.cgi?id=1640216 • CWE-400: Uncontrolled Resource Consumption CWE-404: Improper Resource Shutdown or Release •