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USN-4129-2: curl vulnerability

12 September 2019

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

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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.

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

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

Ubuntu 14.04
Ubuntu 12.04

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

References

Related notices

  • USN-4129-1: libcurl4-doc, libcurl3-gnutls, libcurl4-nss-dev, libcurl4-gnutls-dev, libcurl3, libcurl4-openssl-dev, curl, libcurl4, libcurl3-nss