USN-4129-1: curl vulnerabilities

11 September 2019

Several security issues were fixed in curl.

Releases

Packages

  • curl - HTTP, HTTPS, and FTP client and client libraries

Details

Thomas Vegas discovered that curl incorrectly handled memory when using
Kerberos over FTP. A remote attacker could use this issue to crash curl,
resulting in a denial of service. (CVE-2019-5481)

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. (CVE-2019-5482)

Update instructions

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

Ubuntu 19.04
Ubuntu 18.04
Ubuntu 16.04

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

Related notices

  • USN-4129-2: libcurl3, libcurl3-nss, libcurl3-gnutls, curl