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Vulnerability of libcurl: use after free via Curl_close

Synthesis of the vulnerability 

An attacker can force the usage of a freed memory area via Curl_close() of libcurl, in order to trigger a denial of service, and possibly to run code.
Vulnerable software: OpenOffice, cURL, Unisphere EMC, VNX Operating Environment, VNX Series, Fedora, openSUSE Leap, Solaris, Slackware, SUSE Linux Enterprise Desktop, SLES, Ubuntu.
Severity of this announce: 2/4.
Creation date: 31/10/2018.
Références of this computer vulnerability: bulletinoct2018, CVE-2018-16840, DSA-2019-114, DSA-2020-030, DSA-2020-289, FEDORA-2018-298a3d2923, FEDORA-2018-69bac0f51c, FEDORA-2018-7785911c9e, FEDORA-2018-fdc4ca8675, openSUSE-SU-2018:3699-1, openSUSE-SU-2018:3706-1, SSA:2018-304-01, SUSE-SU-2018:3624-1, SUSE-SU-2018:3681-1, SUSE-SU-2019:0339-1, USN-3805-1, VIGILANCE-VUL-27649.

Description of the vulnerability 

An attacker can force the usage of a freed memory area via Curl_close() of libcurl, in order to trigger a denial of service, and possibly to run code.
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This vulnerability note impacts software or systems such as OpenOffice, cURL, Unisphere EMC, VNX Operating Environment, VNX Series, Fedora, openSUSE Leap, Solaris, Slackware, SUSE Linux Enterprise Desktop, SLES, Ubuntu.

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

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

An attacker with a expert ability can exploit this computer threat note.

Solutions for this threat 

libcurl: version 7.62.0.
The version 7.62.0 is fixed:
  https://curl.haxx.se/

libcurl: patch for Curl_close.
A patch is available:
  https://github.com/curl/curl/commit/81d135d67155c5295b1033679c606165d4e28f3f

Apache OpenOffice: version 4.1.6.
The version 4.1.6 is fixed:
  https://www.openoffice.org/download/

Dell EMC Unisphere Central: version 4.0.8.23220.
The version 4.0.8.23220 is fixed:
  https://www.dell.com/support/

Dell EMC VNXe3200: version 3.1.11.10003441.
The version 3.1.11.10003441 is fixed:
  https://www.dell.com/support/

Fedora: new curl packages.
New packages are available:
  Fedora 28: curl 7.59.0-9.fc28
  Fedora 29: curl 7.61.1-5.fc29

openSUSE Leap 15.0: new curl packages.
New packages are available:
  openSUSE Leap 15.0: curl 7.60.0-lp150.2.15.1

openSUSE Leap 42.3: new curl packages.
New packages are available:
  openSUSE Leap 42.3: curl 7.37.0-42.1

Oracle Solaris: patch for third party software of October 2018 v3.
A patch is available:
  https://support.oracle.com/rs?type=doc&id=1448883.1

Slackware: new curl packages.
New packages are available:
  Slackware 14.0: curl 7.62.0-*-1_slack14.0
  Slackware 14.1: curl 7.62.0-*-1_slack14.1
  Slackware 14.2: curl 7.62.0-*-1_slack14.2

SUSE LE 11 SP4: new curl packages.
New packages are available:
  SUSE LE 11 SP4: curl 7.37.0-70.38.1

SUSE LE 12 SP4: new curl packages.
New packages are available:
  SUSE LE 12 SP4: curl 7.60.0-4.3.1

SUSE LE 15: new curl packages.
New packages are available:
  SUSE LE 15 RTM: curl 7.60.0-3.14.3

Ubuntu: new curl packages.
New packages are available:
  Ubuntu 18.10: curl 7.61.0-1ubuntu2.2
  Ubuntu 18.04 LTS: curl 7.58.0-2ubuntu3.5
  Ubuntu 16.04 LTS: curl 7.47.0-1ubuntu2.11
  Ubuntu 14.04 LTS: curl 7.35.0-1ubuntu2.19

VNXe1600: fixed versions for Third-Party Component.
Fixed versions are indicated in information sources.
This bulletin fixes more than 100 vulnerabilities, but only the 100 recent vulnerabilities were associated to this bulletin.
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