Debian Long Term Support / LTS Security Information / 2019 / Security Information -- DLA-1978-1 python-ecdsa

Debian Security Advisory

DLA-1978-1 python-ecdsa -- LTS security update

Date Reported:

30 Oct 2019

Affected Packages:

python-ecdsa

Vulnerable:

Yes

Security database references:

In Mitre's CVE dictionary: CVE-2019-14853, CVE-2019-14859.

More information:

It was discovered that python-ecdsa, a cryptographic signature library for Python, did not correctly verify DER encoded signatures. Malformed signatures could lead to unexpected exceptions and in some cases did not raise any exception.

For Debian 8 Jessie, these problems have been fixed in version 0.11-1+deb8u1.

We recommend that you upgrade your python-ecdsa packages.

Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: https://wiki.debian.org/LTS