USN-3813-1: pyOpenSSL vulnerabilities
8 November 2018
Several security issues were fixed in pyOpenSSL.
Releases
Packages
- pyopenssl - Python wrapper around the OpenSSL library
Details
It was discovered that pyOpenSSL incorrectly handled memory when handling
X509 objects. A remote attacker could use this issue to cause pyOpenSSL to
crash, resulting in a denial of service, or possibly execute arbitrary
code. (CVE-2018-1000807)
It was discovered that pyOpenSSL incorrectly handled memory when performing
operations on a PKCS #12 store. A remote attacker could possibly use this
issue to cause pyOpenSSL to consume resources, resulting in a denial of
service. (CVE-2018-1000808)
Update instructions
The problem can be corrected by updating your system to the following package versions:
Ubuntu 16.04
In general, a standard system update will make all the necessary changes.