1. Ubuntu Security Notices
  2. USN-4129-2

USN-4129-2: curl vulnerability

Publication date

12 September 2019

Overview

curl could be made to crash or possibly execute arbitrary code if it incorrectly handled memory during TFTP transfers.

Releases

Packages

  • 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.

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

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

Learn more about how to get the fixes.

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

Ubuntu Release Package Version
14.04 trusty libcurl3-gnutls –  7.35.0-1ubuntu2.20+esm3
libcurl3-nss –  7.35.0-1ubuntu2.20+esm3
libcurl3 –  7.35.0-1ubuntu2.20+esm3
curl –  7.35.0-1ubuntu2.20+esm3
12.04 precise libcurl3-gnutls –  7.22.0-3ubuntu4.27
libcurl3-nss –  7.22.0-3ubuntu4.27
libcurl3 –  7.22.0-3ubuntu4.27
curl –  7.22.0-3ubuntu4.27

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References

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