A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 14.04 ESM
- Ubuntu 12.04 ESM
curl could be made to crash or possibly execute arbitrary code
if it incorrectly handled memory during TFTP transfers.
- curl: HTTP, HTTPS, and FTP client and client libraries
USN-4129-1 fixed a vulnerability in curl. This update provides
the corresponding update for Ubuntu 12.04 ESM and 14.04 ESM.
Original advisory details:
Thomas Vegas discovered that curl incorrectly handled memory during TFTP
transfers. A remote attacker could use this issue to crash curl, resulting
in a denial of service, or possibly execute arbitrary code.
The problem can be corrected by updating your system to the following