USN-6673-2: python-cryptography vulnerability
14 March 2024
python-cryptography could be made to expose sensitive information over the network.
Releases
Packages
- python-cryptography - Cryptography Python library
Details
USN-6673-1 provided a security update for python-cryptography.
This update provides the corresponding update for Ubuntu 16.04 LTS.
Original advisory details:
Hubert Kario discovered that python-cryptography incorrectly handled
errors returned by the OpenSSL API when processing incorrect padding in
RSA PKCS#1 v1.5. A remote attacker could possibly use this issue to expose
confidential or sensitive information. (CVE-2023-50782)
Update instructions
The problem can be corrected by updating your system to the following package versions:
Ubuntu 16.04
-
python-cryptography
-
1.2.3-1ubuntu0.3+esm1
Available with Ubuntu Pro
-
python3-cryptography
-
1.2.3-1ubuntu0.3+esm1
Available with Ubuntu Pro
In general, a standard system update will make all the necessary changes.
References
Related notices
- USN-6673-1: python-cryptography, python3-cryptography, python-cryptography-doc