USN-6429-2: curl vulnerability

USN-6429-1 fixed a vulnerability in curl. This update provides
the corresponding update for Ubuntu 14.04 LTS, Ubuntu 16.04 LTS
and Ubuntu 18.04 LTS.

Original advisory details:

It was discovered that curl incorrectly handled cookies when an application
duplicated certain handles. A local attacker could possibly create a cookie
file and inject arbitrary cookies into subsequent connections.
(CVE-2023-38546)

advisory application attacker connections cookie cookies curl curl vulnerability cve file inject local lts ubuntu update usn vulnerability