A nss security update has been released for Debian GNU/Linux 8 LTS

Package : nss
Version : 2:3.26-1+debu8u8
CVE ID : CVE-2019-17007
Debian Bug :

Handling of Netscape Certificate Sequences in CERT_DecodeCertPackage()
may haved crash with a NULL deref leading to a Denial-of-Service.

For Debian 8 "Jessie", this problem has been fixed in version
2:3.26-1+debu8u8.

We recommend that you upgrade your nss 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