curl vulnerability
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 14.04 ESM
- Ubuntu 12.04 ESM
Summary
curl could be made to crash or possibly execute arbitrary code if it incorrectly handled memory during TFTP transfers.
Software Description
- curl - HTTP, HTTPS, and FTP client and client libraries
Details
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.
Update instructions
The problem can be corrected by updating your system to the following package versions:
- Ubuntu 14.04 ESM
- curl - 7.35.0-1ubuntu2.20+esm3
- libcurl3 - 7.35.0-1ubuntu2.20+esm3
- libcurl3-gnutls - 7.35.0-1ubuntu2.20+esm3
- libcurl3-nss - 7.35.0-1ubuntu2.20+esm3
- Ubuntu 12.04 ESM
- curl - 7.22.0-3ubuntu4.27
- libcurl3 - 7.22.0-3ubuntu4.27
- libcurl3-gnutls - 7.22.0-3ubuntu4.27
- libcurl3-nss - 7.22.0-3ubuntu4.27
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.