USN-8071-1 fixed a vulnerability in nss. This update provides the corresponding fix for Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, and Ubuntu 20.04 LTS.
Original advisory details:
It was discovered that NSS incorrectly handled memory when performing certain GHASH operations. A remote attacker could use this issue to cause NSS to crash, resulting in a denial of service, or possibly execute arbitrary code.
2:3.28.4-0ubuntu0.14.04.5+esm132:3.28.4-0ubuntu0.16.04.14+esm52:3.35-2ubuntu2.16+esm12:3.98-0ubuntu0.20.04.2+esm1