USN-3498-2: curl vulnerability

4 December 2017

curl vulnerability

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

  • Ubuntu 12.04 ESM


curl could be made to crash if it received specially crafted input.

Software Description

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


USN-3498-1 fixed a vulnerability in curl. This update provides the corresponding update for Ubuntu 12.04 ESM.

Original advisory details:

It was discovered that curl incorrectly handled FTP wildcard matching. A remote attacker could use this issue to cause curl to crash, resulting in a denial of service, or possibly obtain sensitive information. (CVE-2017-8817)

Update instructions

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

Ubuntu 12.04 ESM
curl - 7.22.0-3ubuntu4.19
libcurl3 - 7.22.0-3ubuntu4.19
libcurl3-gnutls - 7.22.0-3ubuntu4.19
libcurl3-nss - 7.22.0-3ubuntu4.19

To update your system, please follow these instructions:

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