[SECURITY] [DLA 1857-1] nss security update

Package : nss
Version : 2:3.26-1+debu8u5
CVE ID : CVE-2019-11719 CVE-2019-11729

Vulnerabilities have been discovered in nss, the Mozilla Network
Security Service library.

CVE-2019-11719: Out-of-bounds read when importing curve25519 private key

When importing a curve25519 private key in PKCS#8format with leading
0x00 bytes, it is possible to trigger an out-of-bounds read in the
Network Security Services (NSS) library. This could lead to
information disclosure.

CVE-2019-11729: Empty or malformed p256-ECDH public keys may trigger a
segmentation fault

Empty or malformed p256-ECDH public keys may trigger a segmentation
fault due values being improperly sanitized before being copied into
memory and used.

For Debian 8 "Jessie", these problems have been fixed in version
2:3.26-1+debu8u5.

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
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