Ubuntu Security Notice 3048-1 – Bru Rom discovered that curl incorrectly handled client certificates when resuming a TLS session. It was discovered that curl incorrectly handled client certificates when reusing TLS connections. Marcelo Echeverria and Fernando Munoz discovered that curl incorrectly reused a connection struct, contrary to expectations. This issue only applied to Ubuntu 14.04 LTS and Ubuntu 16.04 LTS. Various other issues were also addressed.