[USN-3805-2] curl vulnerability

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Ubuntu Security Notice USN-3805-2
November 01, 2018

curl vulnerability
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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:

=C2=A0Brian Carpenter discovered that the curl command-line tool incorrectl=
y
=C2=A0handled error messages. A remote attacker could possibly use this
=C2=A0issue 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:
=C2=A0 curl=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=
=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0=C2=A0=C2=A07.22.0-3ubuntu4.24
=C2=A0 libcurl3=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=
=A0=C2=A07.22.0-3ubuntu4.24
=C2=A0 libcurl3-gnutls=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=
=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A07.22.0-3ubuntu4.24
=C2=A0 libcurl3-nss=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A07.22.0-3u=
buntu4.24

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

References:
=C2=A0 https://usn.ubuntu.com/usn/usn-3805-2
=C2=A0 https://usn.ubuntu.com/usn/usn-3805-1
=C2=A0 CVE-2018-16842
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