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Vulnerability of Mozilla NSS: NULL pointer dereference via CMS

Synthesis of the vulnerability 

An attacker can force a NULL pointer to be dereferenced via CMS of Mozilla NSS, in order to trigger a denial of service.
Vulnerable software: Debian, Fedora, NSS, openSUSE Leap, Solaris, RHEL, ROX, RuggedSwitch, SLES, Ubuntu.
Severity of this announce: 2/4.
Creation date: 01/02/2019.
Références of this computer vulnerability: bulletinjul2019, CVE-2018-18508, DLA-1704-1, DLA-2388-1, FEDORA-2019-481a343318, openSUSE-SU-2020:0008-1, RHSA-2019:1951-01, SSA-379803, SUSE-SU-2019:3395-1, USN-3898-1, USN-3898-2, VIGILANCE-VUL-28417.

Description of the vulnerability 

An attacker can force a NULL pointer to be dereferenced via CMS of Mozilla NSS, in order to trigger a denial of service.
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This cybersecurity bulletin impacts software or systems such as Debian, Fedora, NSS, openSUSE Leap, Solaris, RHEL, ROX, RuggedSwitch, SLES, Ubuntu.

Our Vigil@nce team determined that the severity of this cybersecurity weakness is medium.

The trust level is of type confirmed by the editor, with an origin of document.

An attacker with a expert ability can exploit this computer vulnerability bulletin.

Solutions for this threat 

Mozilla NSS: version 3.42.1.
The version 3.42.1 is fixed:
  https://ftp.mozilla.org/pub/mozilla.org/security/nss/releases/NSS_3_42_1_RTM/src/

Mozilla NSS: version 3.36.7.
The version 3.36.7 is fixed:
  https://ftp.mozilla.org/pub/mozilla.org/security/nss/releases/NSS_3_36_7_RTM/src/

Debian 8: new nss packages.
New packages are available:
  Debian 8: nss 2:3.26-1+debu8u4

Debian 9: new nss packages.
New packages are available:
  Debian 9: nss 2:3.26.2-1.1+deb9u2

Fedora: new nss packages.
New packages are available:
  Fedora 30: nss 3.44.0-2.fc30

openSUSE Leap 15.1: new mozilla-nspr packages (13/01/2020).
New packages are available:
  openSUSE Leap 15.1: mozilla-nspr 4.23-lp151.2.6.1, mozilla-nss 3.47.1-lp151.2.9.1

Oracle Solaris: patch for third party software of July 2019 v1.
A patch is available:
  https://support.oracle.com/rs?type=doc&id=1448883.1

RHEL 8.0: new nss/nspr packages.
New packages are available:
  RHEL 8: nspr 4.21.0-2.el8_0, nss 3.44.0-7.el8_0

RUGGEDCOM ROX: fixed versions for Mozilla NSS.
Fixed versions are indicated in information sources.

SUSE LE 15: new mozilla-nspr, mozilla-nss packages.
New packages are available:
  SUSE LE 15 RTM: mozilla-nspr 4.23-3.9.1, mozilla-nss 3.47.1-3.22.1
  SUSE LE 15 SP1: mozilla-nspr 4.23-3.9.1, mozilla-nss 3.47.1-3.22.1

Ubuntu: new libnss3 packages.
New packages are available:
  Ubuntu 18.10: libnss3 2:3.36.1-1ubuntu1.2
  Ubuntu 18.04 LTS: libnss3 2:3.35-2ubuntu2.2
  Ubuntu 16.04 LTS: libnss3 2:3.28.4-0ubuntu0.16.04.5
  Ubuntu 14.04 LTS: libnss3 2:3.28.4-0ubuntu0.14.04.5
  Ubuntu 12.04 ESM: libnss3 2:3.28.4-0ubuntu0.12.04.3
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