-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Moderate: gnutls security, bug fix, and enhancement update Advisory ID: RHSA-2019:3600-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2019:3600 Issue date: 2019-11-05 CVE Names: CVE-2019-3829 CVE-2019-3836 ===================================================================== 1. Summary: An update for gnutls is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. 2. Relevant releases/architectures: Red Hat Enterprise Linux AppStream (v. 8) - aarch64, ppc64le, s390x, x86_64 Red Hat Enterprise Linux BaseOS (v. 8) - aarch64, ppc64le, s390x, x86_64 3. Description: The gnutls packages provide the GNU Transport Layer Security (GnuTLS) library, which implements cryptographic algorithms and protocols such as SSL, TLS, and DTLS. The following packages have been upgraded to a later upstream version: gnutls (3.6.8). (BZ#1689967) Security Fix(es): * gnutls: use-after-free/double-free in certificate verification (CVE-2019-3829) * gnutls: invalid pointer access upon receiving async handshake messages (CVE-2019-3836) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Additional Changes: For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.1 Release Notes linked from the References section. 4. Solution: For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 5. Bugs fixed (https://bugzilla.redhat.com/): 1667427 - Multiple issues in implementation of record_size_limit extension (RFC 8449) 1673975 - gnutls does not support multiple KeyUpdate messages on a connection 1677048 - CVE-2019-3829 gnutls: use-after-free/double-free in certificate verification 1678411 - CVE-2019-3836 gnutls: invalid pointer access upon receiving async handshake messages 1680509 - Missing comparison with known good signature in RSA power on self test 1680510 - Missing power on self tests for SHA3 1684461 - Implement gnutls_aead_cipher_(en|de)crypt_vec() API in GnuTLS 1684534 - p11tool fails to list private keys with 'pin-value' specified in PKCS#11 URI 1686579 - GnuTLS server sends downgrade sentinel when negotiating TLS 1.3 1686582 - Incorrect handling of fragmented KeyUpdate messages 1690440 - selftest fails in FIPS mode 1691448 - TLS Keying Material Exporter is unsupported by command line tools 1705478 - gnutls fails with PKCS#11 URIs without module specification 1706921 - GnuTLS should implement continuous random test or use the kernel AF_ALG interface for random 6. Package List: Red Hat Enterprise Linux AppStream (v. 8): aarch64: gnutls-c++-3.6.8-8.el8.aarch64.rpm gnutls-c++-debuginfo-3.6.8-8.el8.aarch64.rpm gnutls-dane-3.6.8-8.el8.aarch64.rpm gnutls-dane-debuginfo-3.6.8-8.el8.aarch64.rpm gnutls-debuginfo-3.6.8-8.el8.aarch64.rpm gnutls-debugsource-3.6.8-8.el8.aarch64.rpm gnutls-devel-3.6.8-8.el8.aarch64.rpm gnutls-utils-3.6.8-8.el8.aarch64.rpm gnutls-utils-debuginfo-3.6.8-8.el8.aarch64.rpm ppc64le: gnutls-c++-3.6.8-8.el8.ppc64le.rpm gnutls-c++-debuginfo-3.6.8-8.el8.ppc64le.rpm gnutls-dane-3.6.8-8.el8.ppc64le.rpm gnutls-dane-debuginfo-3.6.8-8.el8.ppc64le.rpm gnutls-debuginfo-3.6.8-8.el8.ppc64le.rpm gnutls-debugsource-3.6.8-8.el8.ppc64le.rpm gnutls-devel-3.6.8-8.el8.ppc64le.rpm gnutls-utils-3.6.8-8.el8.ppc64le.rpm gnutls-utils-debuginfo-3.6.8-8.el8.ppc64le.rpm s390x: gnutls-c++-3.6.8-8.el8.s390x.rpm gnutls-c++-debuginfo-3.6.8-8.el8.s390x.rpm gnutls-dane-3.6.8-8.el8.s390x.rpm gnutls-dane-debuginfo-3.6.8-8.el8.s390x.rpm gnutls-debuginfo-3.6.8-8.el8.s390x.rpm gnutls-debugsource-3.6.8-8.el8.s390x.rpm gnutls-devel-3.6.8-8.el8.s390x.rpm gnutls-utils-3.6.8-8.el8.s390x.rpm gnutls-utils-debuginfo-3.6.8-8.el8.s390x.rpm x86_64: gnutls-c++-3.6.8-8.el8.i686.rpm gnutls-c++-3.6.8-8.el8.x86_64.rpm gnutls-c++-debuginfo-3.6.8-8.el8.i686.rpm gnutls-c++-debuginfo-3.6.8-8.el8.x86_64.rpm gnutls-dane-3.6.8-8.el8.i686.rpm gnutls-dane-3.6.8-8.el8.x86_64.rpm gnutls-dane-debuginfo-3.6.8-8.el8.i686.rpm gnutls-dane-debuginfo-3.6.8-8.el8.x86_64.rpm gnutls-debuginfo-3.6.8-8.el8.i686.rpm gnutls-debuginfo-3.6.8-8.el8.x86_64.rpm gnutls-debugsource-3.6.8-8.el8.i686.rpm gnutls-debugsource-3.6.8-8.el8.x86_64.rpm gnutls-devel-3.6.8-8.el8.i686.rpm gnutls-devel-3.6.8-8.el8.x86_64.rpm gnutls-utils-3.6.8-8.el8.x86_64.rpm gnutls-utils-debuginfo-3.6.8-8.el8.i686.rpm gnutls-utils-debuginfo-3.6.8-8.el8.x86_64.rpm Red Hat Enterprise Linux BaseOS (v. 8): Source: gnutls-3.6.8-8.el8.src.rpm aarch64: gnutls-3.6.8-8.el8.aarch64.rpm gnutls-c++-debuginfo-3.6.8-8.el8.aarch64.rpm gnutls-dane-debuginfo-3.6.8-8.el8.aarch64.rpm gnutls-debuginfo-3.6.8-8.el8.aarch64.rpm gnutls-debugsource-3.6.8-8.el8.aarch64.rpm gnutls-utils-debuginfo-3.6.8-8.el8.aarch64.rpm ppc64le: gnutls-3.6.8-8.el8.ppc64le.rpm gnutls-c++-debuginfo-3.6.8-8.el8.ppc64le.rpm gnutls-dane-debuginfo-3.6.8-8.el8.ppc64le.rpm gnutls-debuginfo-3.6.8-8.el8.ppc64le.rpm gnutls-debugsource-3.6.8-8.el8.ppc64le.rpm gnutls-utils-debuginfo-3.6.8-8.el8.ppc64le.rpm s390x: gnutls-3.6.8-8.el8.s390x.rpm gnutls-c++-debuginfo-3.6.8-8.el8.s390x.rpm gnutls-dane-debuginfo-3.6.8-8.el8.s390x.rpm gnutls-debuginfo-3.6.8-8.el8.s390x.rpm gnutls-debugsource-3.6.8-8.el8.s390x.rpm gnutls-utils-debuginfo-3.6.8-8.el8.s390x.rpm x86_64: gnutls-3.6.8-8.el8.i686.rpm gnutls-3.6.8-8.el8.x86_64.rpm gnutls-c++-debuginfo-3.6.8-8.el8.i686.rpm gnutls-c++-debuginfo-3.6.8-8.el8.x86_64.rpm gnutls-dane-debuginfo-3.6.8-8.el8.i686.rpm gnutls-dane-debuginfo-3.6.8-8.el8.x86_64.rpm gnutls-debuginfo-3.6.8-8.el8.i686.rpm gnutls-debuginfo-3.6.8-8.el8.x86_64.rpm gnutls-debugsource-3.6.8-8.el8.i686.rpm gnutls-debugsource-3.6.8-8.el8.x86_64.rpm gnutls-utils-debuginfo-3.6.8-8.el8.i686.rpm gnutls-utils-debuginfo-3.6.8-8.el8.x86_64.rpm These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key/ 7. References: https://access.redhat.com/security/cve/CVE-2019-3829 https://access.redhat.com/security/cve/CVE-2019-3836 https://access.redhat.com/security/updates/classification/#moderate https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.1_release_notes/ 8. Contact: The Red Hat security contact is . More contact details at https://access.redhat.com/security/team/contact/ Copyright 2019 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBXcHqVdzjgjWX9erEAQivkg//T1uT+4YnLfKeaK7faseEHaqGlgkUR5ac mBrFTuSw5amGRgDJmnf0yEq1sA8C413zrfpl2CXyThIidShOL5iR7ubODQ79w7kC sUKcD2wP8AzDXul9ip/fGO+0mOUr1Fz48urD0p2dXYKIa0OIPrz3ID20IH0zUsuI ED/7hbUkw49T150O2TjPyB5RkR0IdyDYXy3lZ/VJi1797rbFRPJKFxh7EMkr+KVQ 5rgZu0sa/MECVxCSNqQlTzwKwopn2t+dWI76ntiJwVQu9A00vBParIUJN3UAdBKD E+2k1MNMqv2fpxkPawXMCxwnqhOk50QjYw95kj8X21PDRSh8/FZZ14XHPk5bnf3t VirzV3JAAcxtI+yYdRfdW1K7fupVcmWKll9RzQTL3PzZ53FNRNu7Ww1Rd+s2c6p9 IuuWNDqyWeQavfIe8LZ0isETKeXuK40og1GSNTAUYjCXsH1aO7kB6rq0ewMAOXNg mfmwUthLyprL8xyPTrA9RvO3xtY3PbBkaTxTbJgkYWv4RqMO2XFQtWu8+LaB0IM4 Hsp+bl+cd7nZJVUfboMyHL+gU6JHgrek3+qd3B9ogHPDE0n7T+NdJb4QyVrYo5RO SQ0nqyr0Lg2sKtxGqPMulYaY4cE9EmVgUjKBPy+SOBUGucoDMSY0V3mhtVfOaMOe Lb00IwJNVnk= =XBVn -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://www.redhat.com/mailman/listinfo/rhsa-announce