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Vulnerability of Node Core: buffer overflow via fs.realpath.native

Synthesis of the vulnerability 

An attacker can trigger a buffer overflow via fs.realpath.native of Node Core, in order to trigger a denial of service, and possibly to run code.
Impacted products: SNS, Fedora, Tivoli Storage Manager, Nodejs Core, openSUSE Leap, RHEL, SUSE Linux Enterprise Desktop, SLES, Ubuntu.
Severity of this bulletin: 2/4.
Creation date: 16/09/2020.
Références of this threat: 6367943, CERTFR-2020-AVI-680, CVE-2020-8252, FEDORA-2020-74bf23e1f1, FEDORA-2020-c605353480, FEDORA-2020-eb942ee0db, openSUSE-SU-2020:1616-1, openSUSE-SU-2020:1660-1, RHSA-2020:4272-01, RHSA-2020:4903-01, RHSA-2020:5086-01, STORM-2020-027, STORM-2020-028, SUSE-SU-2020:2812-1, SUSE-SU-2020:2813-1, SUSE-SU-2020:2823-1, SUSE-SU-2020:2830-1, USN-4548-1, VIGILANCE-VUL-33333.

Description of the vulnerability 

An attacker can trigger a buffer overflow via fs.realpath.native of Node Core, in order to trigger a denial of service, and possibly to run code.
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This computer threat note impacts software or systems such as SNS, Fedora, Tivoli Storage Manager, Nodejs Core, openSUSE Leap, RHEL, SUSE Linux Enterprise Desktop, SLES, Ubuntu.

Our Vigil@nce team determined that the severity of this weakness alert 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 weakness note.

Solutions for this threat 

Node Core: version 12.18.4.
The version 12.18.4 is fixed:
  https://nodejs.org/en/download/

Node Core: version 10.22.1.
The version 10.22.1 is fixed:
  https://nodejs.org/en/download/

Fedora 31-32: new nodejs packages.
New packages are available:
  Fedora 31: nodejs 12.19.0-1.fc31
  Fedora 32: nodejs 12.19.0-1.fc32

Fedora 32: new libuv packages.
New packages are available:
  Fedora 32: libuv 1.39.0-1.fc32

Fedora 32: new nodejs packages.
New packages are available:
  Fedora 32: nodejs 12.18.4-1.fc32

IBM Spectrum Protect Plus Linux: fixed versions for Dependencies.
Fixed versions are indicated in information sources.

openSUSE Leap 15.2: new nodejs10 packages.
New packages are available:
  openSUSE Leap 15.2: nodejs10 10.22.1-lp152.2.6.1

openSUSE Leap 15.2: new nodejs12 packages.
New packages are available:
  openSUSE Leap 15.2: nodejs12 12.18.4-lp152.3.6.1

RHEL 7: new rh-nodejs12-nodejs packages.
New packages are available:
  RHEL 7.0-7.9: rh-nodejs12-nodejs 12.18.4-3.el7

RHEL 8.1: new nodejs-12 module.
The following module is updated:
  RHEL 8.1 Module: nodejs:12

RHEL 8: new nodejs-12 module.
The following module is updated:
  RHEL 8 Module: nodejs:12

Stormshield Network Security SMC: version 2.7.2.
The version 2.7.2 is fixed:
  https://www.stormshield.eu/

SUSE LE 12: new nodejs10 packages.
New packages are available:
  SUSE LE 12 RTM: nodejs10 10.22.1-1.30.1

SUSE LE 12: new nodejs12 packages.
New packages are available:
  SUSE LE 12 RTM: nodejs12 12.18.4-1.20.1

SUSE LE 15: new nodejs10 packages.
New packages are available:
  SUSE LE 15 RTM: nodejs10 10.22.1-1.27.1
  SUSE LE 15 SP1: nodejs10 10.22.1-1.27.1
  SUSE LE 15 SP2: nodejs10 10.22.1-1.27.1

SUSE LE 15 SP2: new nodejs12 packages.
New packages are available:
  SUSE LE 15 SP2: nodejs12 12.18.4-4.6.1

Ubuntu 20.04: new libuv packages.
New packages are available:
  Ubuntu 20.04 LTS: libuv1 1.34.2-1ubuntu1.1
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