Security update for gnutls SUSE Patch security@suse.de SUSE Security Team openSUSE-SU-2019:1353-1 Final 1 1 2019-05-08T15:04:35Z current 2019-05-08T15:04:35Z 2019-05-08T15:04:35Z cve-database/bin/generate-cvrf.pl 2017-02-24T01:00:00Z Security update for gnutls This update for gnutls fixes to version 3.6.7 the following issues: Security issued fixed: - CVE-2019-3836: Fixed an invalid pointer access via malformed TLS1.3 async messages (bsc#1130682). - CVE-2019-3829: Fixed a double free vulnerability in the certificate verification API (bsc#1130681). - CVE-2018-16868: Fixed Bleichenbacher-like side channel leakage in PKCS#1 v1.5 verification and padding oracle verification (bsc#1118087) Non-security issue fixed: - Update gnutls to support TLS 1.3 (fate#327114) This update was imported from the SUSE:SLE-15:Update update project. The CVRF data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0). openSUSE-2019-1353 Copyright SUSE LLC under the Creative Commons License 4.0 with Attribution (CC-BY-4.0) https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/U54THELOIOH5SPZKOQO47AOLQUWXG7TU/#U54THELOIOH5SPZKOQO47AOLQUWXG7TU E-Mail link for openSUSE-SU-2019:1353-1 https://www.suse.com/support/security/rating/ SUSE Security Ratings https://bugzilla.suse.com/1118087 SUSE Bug 1118087 https://bugzilla.suse.com/1130681 SUSE Bug 1130681 https://bugzilla.suse.com/1130682 SUSE Bug 1130682 https://www.suse.com/security/cve/CVE-2018-16868/ SUSE CVE CVE-2018-16868 page https://www.suse.com/security/cve/CVE-2019-3829/ SUSE CVE CVE-2019-3829 page https://www.suse.com/security/cve/CVE-2019-3836/ SUSE CVE CVE-2019-3836 page openSUSE Leap 15.0 gnutls-3.6.7-lp150.9.1 gnutls-guile-3.6.7-lp150.9.1 libgnutls-dane-devel-3.6.7-lp150.9.1 libgnutls-dane0-3.6.7-lp150.9.1 libgnutls-devel-3.6.7-lp150.9.1 libgnutls-devel-32bit-3.6.7-lp150.9.1 libgnutls30-3.6.7-lp150.9.1 libgnutls30-32bit-3.6.7-lp150.9.1 libgnutlsxx-devel-3.6.7-lp150.9.1 libgnutlsxx28-3.6.7-lp150.9.1 gnutls-3.6.7-lp150.9.1 as a component of openSUSE Leap 15.0 gnutls-guile-3.6.7-lp150.9.1 as a component of openSUSE Leap 15.0 libgnutls-dane-devel-3.6.7-lp150.9.1 as a component of openSUSE Leap 15.0 libgnutls-dane0-3.6.7-lp150.9.1 as a component of openSUSE Leap 15.0 libgnutls-devel-3.6.7-lp150.9.1 as a component of openSUSE Leap 15.0 libgnutls-devel-32bit-3.6.7-lp150.9.1 as a component of openSUSE Leap 15.0 libgnutls30-3.6.7-lp150.9.1 as a component of openSUSE Leap 15.0 libgnutls30-32bit-3.6.7-lp150.9.1 as a component of openSUSE Leap 15.0 libgnutlsxx-devel-3.6.7-lp150.9.1 as a component of openSUSE Leap 15.0 libgnutlsxx28-3.6.7-lp150.9.1 as a component of openSUSE Leap 15.0 A Bleichenbacher type side-channel based padding oracle attack was found in the way gnutls handles verification of RSA decrypted PKCS#1 v1.5 data. An attacker who is able to run process on the same physical core as the victim process, could use this to extract plaintext or in some cases downgrade any TLS connections to a vulnerable server. CVE-2018-16868 openSUSE Leap 15.0:gnutls-3.6.7-lp150.9.1 openSUSE Leap 15.0:gnutls-guile-3.6.7-lp150.9.1 openSUSE Leap 15.0:libgnutls-dane-devel-3.6.7-lp150.9.1 openSUSE Leap 15.0:libgnutls-dane0-3.6.7-lp150.9.1 openSUSE Leap 15.0:libgnutls-devel-3.6.7-lp150.9.1 openSUSE Leap 15.0:libgnutls-devel-32bit-3.6.7-lp150.9.1 openSUSE Leap 15.0:libgnutls30-3.6.7-lp150.9.1 openSUSE Leap 15.0:libgnutls30-32bit-3.6.7-lp150.9.1 openSUSE Leap 15.0:libgnutlsxx-devel-3.6.7-lp150.9.1 openSUSE Leap 15.0:libgnutlsxx28-3.6.7-lp150.9.1 moderate 3.3 AV:L/AC:M/Au:N/C:P/I:P/A:N To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/U54THELOIOH5SPZKOQO47AOLQUWXG7TU/#U54THELOIOH5SPZKOQO47AOLQUWXG7TU https://www.suse.com/security/cve/CVE-2018-16868.html CVE-2018-16868 https://bugzilla.suse.com/1117951 SUSE Bug 1117951 https://bugzilla.suse.com/1118087 SUSE Bug 1118087 https://bugzilla.suse.com/1134856 SUSE Bug 1134856 A vulnerability was found in gnutls versions from 3.5.8 before 3.6.7. A memory corruption (double free) vulnerability in the certificate verification API. Any client or server application that verifies X.509 certificates with GnuTLS 3.5.8 or later is affected. CVE-2019-3829 openSUSE Leap 15.0:gnutls-3.6.7-lp150.9.1 openSUSE Leap 15.0:gnutls-guile-3.6.7-lp150.9.1 openSUSE Leap 15.0:libgnutls-dane-devel-3.6.7-lp150.9.1 openSUSE Leap 15.0:libgnutls-dane0-3.6.7-lp150.9.1 openSUSE Leap 15.0:libgnutls-devel-3.6.7-lp150.9.1 openSUSE Leap 15.0:libgnutls-devel-32bit-3.6.7-lp150.9.1 openSUSE Leap 15.0:libgnutls30-3.6.7-lp150.9.1 openSUSE Leap 15.0:libgnutls30-32bit-3.6.7-lp150.9.1 openSUSE Leap 15.0:libgnutlsxx-devel-3.6.7-lp150.9.1 openSUSE Leap 15.0:libgnutlsxx28-3.6.7-lp150.9.1 moderate 5 AV:N/AC:L/Au:N/C:N/I:N/A:P To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/U54THELOIOH5SPZKOQO47AOLQUWXG7TU/#U54THELOIOH5SPZKOQO47AOLQUWXG7TU https://www.suse.com/security/cve/CVE-2019-3829.html CVE-2019-3829 https://bugzilla.suse.com/1130681 SUSE Bug 1130681 It was discovered in gnutls before version 3.6.7 upstream that there is an uninitialized pointer access in gnutls versions 3.6.3 or later which can be triggered by certain post-handshake messages. CVE-2019-3836 openSUSE Leap 15.0:gnutls-3.6.7-lp150.9.1 openSUSE Leap 15.0:gnutls-guile-3.6.7-lp150.9.1 openSUSE Leap 15.0:libgnutls-dane-devel-3.6.7-lp150.9.1 openSUSE Leap 15.0:libgnutls-dane0-3.6.7-lp150.9.1 openSUSE Leap 15.0:libgnutls-devel-3.6.7-lp150.9.1 openSUSE Leap 15.0:libgnutls-devel-32bit-3.6.7-lp150.9.1 openSUSE Leap 15.0:libgnutls30-3.6.7-lp150.9.1 openSUSE Leap 15.0:libgnutls30-32bit-3.6.7-lp150.9.1 openSUSE Leap 15.0:libgnutlsxx-devel-3.6.7-lp150.9.1 openSUSE Leap 15.0:libgnutlsxx28-3.6.7-lp150.9.1 moderate 5 AV:N/AC:L/Au:N/C:N/I:N/A:P To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/U54THELOIOH5SPZKOQO47AOLQUWXG7TU/#U54THELOIOH5SPZKOQO47AOLQUWXG7TU https://www.suse.com/security/cve/CVE-2019-3836.html CVE-2019-3836 https://bugzilla.suse.com/1130682 SUSE Bug 1130682