USN-4236-1 fixed a vulnerability in Libgcrypt. This update provides the corresponding fix for Ubuntu 16.04 LTS.
Original advisory details:
It was discovered that Libgcrypt was susceptible to a ECDSA timing attack. An attacker could possibly use this attack to recover sensitive information.
{
"availability": "No subscription required",
"binaries": [
{
"binary_name": "libgcrypt11-dev",
"binary_version": "1.5.4-3+really1.6.5-2ubuntu0.6"
},
{
"binary_name": "libgcrypt20",
"binary_version": "1.6.5-2ubuntu0.6"
},
{
"binary_name": "libgcrypt20-dev",
"binary_version": "1.6.5-2ubuntu0.6"
}
]
}