- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 202007-49 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - https://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: Low Title: Mozilla Network Security Service (NSS): Information disclosure Date: July 27, 2020 Bugs: #726842 ID: 202007-49 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======= NSS has an information disclosure vulnerability when handling DSA keys. Background ========= The Mozilla Network Security Service (NSS) is a library implementing security features like SSL v.2/v.3, TLS, PKCS #5, PKCS #7, PKCS #11, PKCS #12, S/MIME and X.509 certificates. Affected packages ================ ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 dev-libs/nss < 3.52.1 >= 3.52.1 Description ========== NSS was found to not always perform constant-time operations when working with DSA key material. Impact ===== An attacker may be able to obtain information about a DSA private key. Workaround ========= There is no known workaround at this time. Resolution ========= All NSS users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">Þv-libs/nss-3.52.1" References ========= [ 1 ] CVE-2020-12399 https://nvd.nist.gov/vuln/detail/CVE-2020-12399 Availability =========== This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/202007-49 Concerns? ======== Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users' machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org. License ====== Copyright 2020 Gentoo Foundation, Inc; referenced text belongs to its owner(s). The contents of this document are licensed under the Creative Commons - Attribution / Share Alike license. https://creativecommons.org/licenses/by-sa/2.5