ESB-2018.3423.2 - UPDATE [Win][UNIX/Linux][Ubuntu] curl: Multiple vulnerabilities 2018-11-02

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===========================================================================
             AUSCERT External Security Bulletin Redistribution

                              ESB-2018.3423.2
             Multiple vulnerabilities in curl affecting Ubuntu
                              2 November 2018

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           curl
Publisher:         Ubuntu
Operating System:  Ubuntu
                   UNIX variants (UNIX, Linux, OSX)
                   Windows
Impact/Access:     Execute Arbitrary Code/Commands -- Remote with User Interaction
                   Denial of Service               -- Remote with User Interaction
Resolution:        Patch/Upgrade
CVE Names:         CVE-2018-16842 CVE-2018-16840 CVE-2018-16839

Original Bulletin: 
   http://www.ubuntu.com/usn/usn-3805-1
   https://usn.ubuntu.com/3805-2/

Comment: This bulletin contains two (2) Ubuntu security advisories.
         
         This advisory references vulnerabilities in products which run on 
         platforms other than Ubuntu. It is recommended that administrators 
         running curl check for an updated version of the software for their
         operating system.

Revision History:  November 2 2018: Bulletin for Ubuntu 12.04 ESM added
                   November 1 2018: Initial Release

- --------------------------BEGIN INCLUDED TEXT--------------------

==========================================================================
Ubuntu Security Notice USN-3805-1
October 31, 2018

curl vulnerabilities
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- - Ubuntu 18.10
- - Ubuntu 18.04 LTS
- - Ubuntu 16.04 LTS
- - Ubuntu 14.04 LTS

Summary:

Several security issues were fixed in curl.

Software Description:
- - curl: HTTP, HTTPS, and FTP client and client libraries

Details:

Harry Sintonen discovered that curl incorrectly handled SASL
authentication. A remote attacker could use this issue to cause curl to
crash, resulting in a denial of service, or possibly execute arbitrary
code. (CVE-2018-16839)

Brian Carpenter discovered that curl incorrectly handled memory when
closing certain handles. A remote attacker could use this issue to cause
curl to crash, resulting in a denial of service, or possibly execute
arbitrary code. (CVE-2018-16840)

Brian Carpenter discovered that the curl command-line tool incorrectly
handled error messages. A remote attacker could possibly use this issue to
obtain sensitive information. (CVE-2018-16842)

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 18.10:
  curl                            7.61.0-1ubuntu2.2
  libcurl3-gnutls                 7.61.0-1ubuntu2.2
  libcurl3-nss                    7.61.0-1ubuntu2.2
  libcurl4                        7.61.0-1ubuntu2.2

Ubuntu 18.04 LTS:
  curl                            7.58.0-2ubuntu3.5
  libcurl3-gnutls                 7.58.0-2ubuntu3.5
  libcurl3-nss                    7.58.0-2ubuntu3.5
  libcurl4                        7.58.0-2ubuntu3.5

Ubuntu 16.04 LTS:
  curl                            7.47.0-1ubuntu2.11
  libcurl3                        7.47.0-1ubuntu2.11
  libcurl3-gnutls                 7.47.0-1ubuntu2.11
  libcurl3-nss                    7.47.0-1ubuntu2.11

Ubuntu 14.04 LTS:
  curl                            7.35.0-1ubuntu2.19
  libcurl3                        7.35.0-1ubuntu2.19
  libcurl3-gnutls                 7.35.0-1ubuntu2.19
  libcurl3-nss                    7.35.0-1ubuntu2.19

In general, a standard system update will make all the necessary changes.

References:
  https://usn.ubuntu.com/usn/usn-3805-1
  CVE-2018-16839, CVE-2018-16840, CVE-2018-16842

Package Information:
  https://launchpad.net/ubuntu/+source/curl/7.61.0-1ubuntu2.2
  https://launchpad.net/ubuntu/+source/curl/7.58.0-2ubuntu3.5
  https://launchpad.net/ubuntu/+source/curl/7.47.0-1ubuntu2.11
  https://launchpad.net/ubuntu/+source/curl/7.35.0-1ubuntu2.19

- ---

USN-3805-2: curl vulnerability

1 November 2018

curl vulnerability

A security issue affects these releases of Ubuntu and its derivatives:

Ubuntu 12.04 ESM

Summary

Several security issues were fixed in curl.

Software Description

curl - HTTP, HTTPS, and FTP client and client libraries

Details

USN-3805-1 fixed a vulnerability in curl. This update provides the 
corresponding update for Ubuntu 12.04 ESM.

Original advisory details:

Brian Carpenter discovered that the curl command-line tool incorrectly handled
error messages. A remote attacker could possibly use this issue to obtain 
sensitive information. (CVE-2018-16842)

Update instructions

The problem can be corrected by updating your system to the following package
versions:

Ubuntu 12.04 ESM

curl - 7.22.0-3ubuntu4.24

libcurl3 - 7.22.0-3ubuntu4.24

libcurl3-gnutls - 7.22.0-3ubuntu4.24

libcurl3-nss - 7.22.0-3ubuntu4.24

To update your system, please follow these instructions: 
https://wiki.ubuntu.com/Security/Upgrades.

In general, a standard system update will make all the necessary changes.

References

USN-3805-1

CVE-2018-16842

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