Debian Security Advisory

DSA-4807-1 openssl -- security update

Date Reported:
08 Dec 2020
Affected Packages:
openssl
Vulnerable:
Yes
Security database references:
In Mitre's CVE dictionary: CVE-2020-1971.
More information:

David Benjamin discovered a flaw in the GENERAL_NAME_cmp() function which could cause a NULL dereference, resulting in denial of service.

Additional details can be found in the upstream advisory: https://www.openssl.org/news/secadv/20201208.txt

For the stable distribution (buster), this problem has been fixed in version 1.1.1d-0+deb10u4.

We recommend that you upgrade your openssl packages.

For the detailed security status of openssl please refer to its security tracker page at: https://security-tracker.debian.org/tracker/openssl