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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2021.1075 openssl security update 30 March 2021 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: openssl Publisher: Red Hat Operating System: Red Hat Impact/Access: Denial of Service -- Remote/Unauthenticated Provide Misleading Information -- Remote/Unauthenticated Access Confidential Data -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2021-3450 CVE-2021-3449 Reference: ESB-2021.1068 ESB-2021.1063 ESB-2021.1056 Original Bulletin: https://access.redhat.com/errata/RHSA-2021:1024 - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Important: openssl security update Advisory ID: RHSA-2021:1024-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2021:1024 Issue date: 2021-03-29 CVE Names: CVE-2021-3449 CVE-2021-3450 ===================================================================== 1. Summary: An update for openssl is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. 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 BaseOS (v. 8) - aarch64, ppc64le, s390x, x86_64 3. Description: OpenSSL is a toolkit that implements the Secure Sockets Layer (SSL) and Transport Layer Security (TLS) protocols, as well as a full-strength general-purpose cryptography library. Security Fix(es): * openssl: NULL pointer dereference in signature_algorithms processing (CVE-2021-3449) * openssl: CA certificate check bypass with X509_V_FLAG_X509_STRICT (CVE-2021-3450) 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. 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 For the update to take effect, all services linked to the OpenSSL library must be restarted, or the system rebooted. 5. Bugs fixed (https://bugzilla.redhat.com/): 1941547 - CVE-2021-3450 openssl: CA certificate check bypass with X509_V_FLAG_X509_STRICT 1941554 - CVE-2021-3449 openssl: NULL pointer dereference in signature_algorithms processing 6. Package List: Red Hat Enterprise Linux BaseOS (v. 8): Source: openssl-1.1.1g-15.el8_3.src.rpm aarch64: openssl-1.1.1g-15.el8_3.aarch64.rpm openssl-debuginfo-1.1.1g-15.el8_3.aarch64.rpm openssl-debugsource-1.1.1g-15.el8_3.aarch64.rpm openssl-devel-1.1.1g-15.el8_3.aarch64.rpm openssl-libs-1.1.1g-15.el8_3.aarch64.rpm openssl-libs-debuginfo-1.1.1g-15.el8_3.aarch64.rpm openssl-perl-1.1.1g-15.el8_3.aarch64.rpm ppc64le: openssl-1.1.1g-15.el8_3.ppc64le.rpm openssl-debuginfo-1.1.1g-15.el8_3.ppc64le.rpm openssl-debugsource-1.1.1g-15.el8_3.ppc64le.rpm openssl-devel-1.1.1g-15.el8_3.ppc64le.rpm openssl-libs-1.1.1g-15.el8_3.ppc64le.rpm openssl-libs-debuginfo-1.1.1g-15.el8_3.ppc64le.rpm openssl-perl-1.1.1g-15.el8_3.ppc64le.rpm s390x: openssl-1.1.1g-15.el8_3.s390x.rpm openssl-debuginfo-1.1.1g-15.el8_3.s390x.rpm openssl-debugsource-1.1.1g-15.el8_3.s390x.rpm openssl-devel-1.1.1g-15.el8_3.s390x.rpm openssl-libs-1.1.1g-15.el8_3.s390x.rpm openssl-libs-debuginfo-1.1.1g-15.el8_3.s390x.rpm openssl-perl-1.1.1g-15.el8_3.s390x.rpm x86_64: openssl-1.1.1g-15.el8_3.x86_64.rpm openssl-debuginfo-1.1.1g-15.el8_3.i686.rpm openssl-debuginfo-1.1.1g-15.el8_3.x86_64.rpm openssl-debugsource-1.1.1g-15.el8_3.i686.rpm openssl-debugsource-1.1.1g-15.el8_3.x86_64.rpm openssl-devel-1.1.1g-15.el8_3.i686.rpm openssl-devel-1.1.1g-15.el8_3.x86_64.rpm openssl-libs-1.1.1g-15.el8_3.i686.rpm openssl-libs-1.1.1g-15.el8_3.x86_64.rpm openssl-libs-debuginfo-1.1.1g-15.el8_3.i686.rpm openssl-libs-debuginfo-1.1.1g-15.el8_3.x86_64.rpm openssl-perl-1.1.1g-15.el8_3.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-2021-3449 https://access.redhat.com/security/cve/CVE-2021-3450 https://access.redhat.com/security/updates/classification/#important 8. Contact: The Red Hat security contact is <secalert@redhat.com>. More contact details at https://access.redhat.com/security/team/contact/ Copyright 2021 Red Hat, Inc. - -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBYGItXtzjgjWX9erEAQi62w//UVi8TgK532M2dUMRHG5p+DYgct/9/Ke2 h0KdFJG0sXRl6GH/vlBUKkuJjjuRzbLslOeBfDy08+iOSjHX17qiOLG5e5H3AazH kAvq4uG5Q6VSXTdxVwgLOKPuQIi/SZFGzFXcZdr8GmyMNsYV2e+N1hIyrVWFX1Ug qrGrBeJw0Ep+IwezQGk+Vb6JXbj0DwaXSw0AdUA0bzlJ2/E0YPqV11hC6IGmFygA zgw8aYM5zG2JePEmhOoMYN3hXChePxb2l+qxHWVkYWAEBXnqh6oji1jFT18o3m2d fVVjLoeRciFPPdKCEnMVkj63TkxYDhVzztw1GZlijoql0cE0sH+mcpWqMc5xcZkc QHWOU3pS6mcQVfasPRe2LwwDlsUiAfAVppl3gdMspWx6z33CtCq/UCJBEXxCBBfy pmYUnwA0jZ9GTJyrJetB9VjKXbqGXsoI1FNFFpFDe7XeOwFi9nPUZAYK2wfuvHH6 5f0PoEeeVBohyE9g3PJmwmhJpO8+YV9BeNhTgaPIoUJG6UWg4LWn03gb2uFr/1PF XQ2I6kUmX5jG5vrD9Chf0aFuntkg9F9xCN203ZiQnrtlpVAM7xT7/czMem4CVMHO qpwc4AfUp+F+7aTk74WsIaHjDGbrbdq/bq1mFZ3bl1wDt7S5ASriICJQpjiR2bNb IOdSK7PLh+U= =E1Oe - -----END PGP SIGNATURE----- - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. 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