<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd"> <glsa id="202007-49"> <title>Mozilla Network Security Service (NSS): Information disclosure</title> <synopsis>NSS has an information disclosure vulnerability when handling DSA keys. </synopsis> <product type="ebuild">nss</product> <announced>2020-07-27</announced> <revised count="1">2020-07-27</revised> <bug>726842</bug> <access>local, remote</access> <affected> <package name="dev-libs/nss" auto="yes" arch="*"> <unaffected range="ge">3.52.1</unaffected> <vulnerable range="lt">3.52.1</vulnerable> </package> </affected> <background> <p>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. </p> </background> <description> <p>NSS was found to not always perform constant-time operations when working with DSA key material. </p> </description> <impact type="low"> <p>An attacker may be able to obtain information about a DSA private key.</p> </impact> <workaround> <p>There is no known workaround at this time.</p> </workaround> <resolution> <p>All NSS users should upgrade to the latest version:</p> <code> # emerge --sync # emerge --ask --oneshot --verbose ">=dev-libs/nss-3.52.1" </code> </resolution> <references> <uri link="https://nvd.nist.gov/vuln/detail/CVE-2020-12399">CVE-2020-12399</uri> </references> <metadata tag="requester" timestamp="2020-07-26T16:09:23Z">sam_c</metadata> <metadata tag="submitter" timestamp="2020-07-27T01:25:27Z">sam_c</metadata> </glsa>