USN-3498-2: curl vulnerability

Ubuntu Security Notice USN-3498-2

4th December, 2017

curl vulnerability

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

  • Ubuntu 12.04 LTS


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.

Update instructions

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

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