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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2021.4090 nss security update 3 December 2021 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: nss Publisher: Red Hat Operating System: Red Hat Impact/Access: Execute Arbitrary Code/Commands -- Existing Account Denial of Service -- Existing Account Reduced Security -- Existing Account Resolution: Patch/Upgrade CVE Names: CVE-2021-43527 Reference: ESB-2021.4082 ESB-2021.4061 Original Bulletin: https://access.redhat.com/errata/RHSA-2021:4919 - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Critical: nss security update Advisory ID: RHSA-2021:4919-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2021:4919 Issue date: 2021-12-02 CVE Names: CVE-2021-43527 ===================================================================== 1. Summary: An update for nss is now available for Red Hat Enterprise Linux 8.2 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Critical. 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 EUS (v. 8.2) - aarch64, ppc64le, s390x, x86_64 3. Description: Network Security Services (NSS) is a set of libraries designed to support the cross-platform development of security-enabled client and server applications. Security Fix(es): * nss: Memory corruption in decodeECorDsaSignature with DSA signatures (and RSA-PSS) (CVE-2021-43527) 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 After installing this update, applications using NSS (for example, Firefox) must be restarted for this update to take effect. 5. Bugs fixed (https://bugzilla.redhat.com/): 2024370 - CVE-2021-43527 nss: Memory corruption in decodeECorDsaSignature with DSA signatures (and RSA-PSS) 6. Package List: Red Hat Enterprise Linux AppStream EUS (v. 8.2): Source: nss-3.53.1-12.el8_2.src.rpm aarch64: nss-3.53.1-12.el8_2.aarch64.rpm nss-debuginfo-3.53.1-12.el8_2.aarch64.rpm nss-debugsource-3.53.1-12.el8_2.aarch64.rpm nss-devel-3.53.1-12.el8_2.aarch64.rpm nss-softokn-3.53.1-12.el8_2.aarch64.rpm nss-softokn-debuginfo-3.53.1-12.el8_2.aarch64.rpm nss-softokn-devel-3.53.1-12.el8_2.aarch64.rpm nss-softokn-freebl-3.53.1-12.el8_2.aarch64.rpm nss-softokn-freebl-debuginfo-3.53.1-12.el8_2.aarch64.rpm nss-softokn-freebl-devel-3.53.1-12.el8_2.aarch64.rpm nss-sysinit-3.53.1-12.el8_2.aarch64.rpm nss-sysinit-debuginfo-3.53.1-12.el8_2.aarch64.rpm nss-tools-3.53.1-12.el8_2.aarch64.rpm nss-tools-debuginfo-3.53.1-12.el8_2.aarch64.rpm nss-util-3.53.1-12.el8_2.aarch64.rpm nss-util-debuginfo-3.53.1-12.el8_2.aarch64.rpm nss-util-devel-3.53.1-12.el8_2.aarch64.rpm ppc64le: nss-3.53.1-12.el8_2.ppc64le.rpm nss-debuginfo-3.53.1-12.el8_2.ppc64le.rpm nss-debugsource-3.53.1-12.el8_2.ppc64le.rpm nss-devel-3.53.1-12.el8_2.ppc64le.rpm nss-softokn-3.53.1-12.el8_2.ppc64le.rpm nss-softokn-debuginfo-3.53.1-12.el8_2.ppc64le.rpm nss-softokn-devel-3.53.1-12.el8_2.ppc64le.rpm nss-softokn-freebl-3.53.1-12.el8_2.ppc64le.rpm nss-softokn-freebl-debuginfo-3.53.1-12.el8_2.ppc64le.rpm nss-softokn-freebl-devel-3.53.1-12.el8_2.ppc64le.rpm nss-sysinit-3.53.1-12.el8_2.ppc64le.rpm nss-sysinit-debuginfo-3.53.1-12.el8_2.ppc64le.rpm nss-tools-3.53.1-12.el8_2.ppc64le.rpm nss-tools-debuginfo-3.53.1-12.el8_2.ppc64le.rpm nss-util-3.53.1-12.el8_2.ppc64le.rpm nss-util-debuginfo-3.53.1-12.el8_2.ppc64le.rpm nss-util-devel-3.53.1-12.el8_2.ppc64le.rpm s390x: nss-3.53.1-12.el8_2.s390x.rpm nss-debuginfo-3.53.1-12.el8_2.s390x.rpm nss-debugsource-3.53.1-12.el8_2.s390x.rpm nss-devel-3.53.1-12.el8_2.s390x.rpm nss-softokn-3.53.1-12.el8_2.s390x.rpm nss-softokn-debuginfo-3.53.1-12.el8_2.s390x.rpm nss-softokn-devel-3.53.1-12.el8_2.s390x.rpm nss-softokn-freebl-3.53.1-12.el8_2.s390x.rpm nss-softokn-freebl-debuginfo-3.53.1-12.el8_2.s390x.rpm nss-softokn-freebl-devel-3.53.1-12.el8_2.s390x.rpm nss-sysinit-3.53.1-12.el8_2.s390x.rpm nss-sysinit-debuginfo-3.53.1-12.el8_2.s390x.rpm nss-tools-3.53.1-12.el8_2.s390x.rpm nss-tools-debuginfo-3.53.1-12.el8_2.s390x.rpm nss-util-3.53.1-12.el8_2.s390x.rpm nss-util-debuginfo-3.53.1-12.el8_2.s390x.rpm nss-util-devel-3.53.1-12.el8_2.s390x.rpm x86_64: nss-3.53.1-12.el8_2.i686.rpm nss-3.53.1-12.el8_2.x86_64.rpm nss-debuginfo-3.53.1-12.el8_2.i686.rpm nss-debuginfo-3.53.1-12.el8_2.x86_64.rpm nss-debugsource-3.53.1-12.el8_2.i686.rpm nss-debugsource-3.53.1-12.el8_2.x86_64.rpm nss-devel-3.53.1-12.el8_2.i686.rpm nss-devel-3.53.1-12.el8_2.x86_64.rpm nss-softokn-3.53.1-12.el8_2.i686.rpm nss-softokn-3.53.1-12.el8_2.x86_64.rpm nss-softokn-debuginfo-3.53.1-12.el8_2.i686.rpm nss-softokn-debuginfo-3.53.1-12.el8_2.x86_64.rpm nss-softokn-devel-3.53.1-12.el8_2.i686.rpm nss-softokn-devel-3.53.1-12.el8_2.x86_64.rpm nss-softokn-freebl-3.53.1-12.el8_2.i686.rpm nss-softokn-freebl-3.53.1-12.el8_2.x86_64.rpm nss-softokn-freebl-debuginfo-3.53.1-12.el8_2.i686.rpm nss-softokn-freebl-debuginfo-3.53.1-12.el8_2.x86_64.rpm nss-softokn-freebl-devel-3.53.1-12.el8_2.i686.rpm nss-softokn-freebl-devel-3.53.1-12.el8_2.x86_64.rpm nss-sysinit-3.53.1-12.el8_2.x86_64.rpm nss-sysinit-debuginfo-3.53.1-12.el8_2.i686.rpm nss-sysinit-debuginfo-3.53.1-12.el8_2.x86_64.rpm nss-tools-3.53.1-12.el8_2.x86_64.rpm nss-tools-debuginfo-3.53.1-12.el8_2.i686.rpm nss-tools-debuginfo-3.53.1-12.el8_2.x86_64.rpm nss-util-3.53.1-12.el8_2.i686.rpm nss-util-3.53.1-12.el8_2.x86_64.rpm nss-util-debuginfo-3.53.1-12.el8_2.i686.rpm nss-util-debuginfo-3.53.1-12.el8_2.x86_64.rpm nss-util-devel-3.53.1-12.el8_2.i686.rpm nss-util-devel-3.53.1-12.el8_2.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-2021-43527 https://access.redhat.com/security/updates/classification/#critical https://access.redhat.com/security/vulnerabilities/RHSB-2021-008 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 iQIVAwUBYakvydzjgjWX9erEAQhKmA//ZY3qDMVCrrctBQ5ndhx+H57smKTvuXoX jlbRVBABvnxlwTIp2C8C71BwfQndEQg/9TZ+/749yzXSV498sNeS8hqa/TS3t1pO 3EgXzJmkVYMOdI6ikSeNUhJG+44Hcfnh0mGlIsY7pqEShmI8W1aTdhb6odLQHbrn UPYFOnSzQ8/3jh2ViB8Abmvsu1TAXp3ma3coL55jxML0RQ0SN8mR0cpvQou3Gpbf Jzg8xSxdh3Fg4zmr4Aw9VxYSCXQ0P5MxVOdYWbIbNCh6eUm2rRWIIU3yMuYm4APm BCh11vYEeGG71VV0k+zEqFQbb6pcRhum/jfT6AX+yHcF+di6wCnpSwM4epJY8m48 SQ2KfAzglJeLDkpVntakcJNhfzOew6TJ4BRUX1HHNXJT67ZR1naHcjzowZceXNH8 k927uxLX1Mc41cHJAWpoiesZY2mNYQsW8GQ960jWiIi5sN1pNK1E//8woV1qAsoH l81Hy6TnZE60el1DXk7T7GGckvqUy6wvHT1AM0ziiBlj6LP2bI+aUn8urgFzqrm/ eILun8A8X1ToyXQhNYttfeb6qdE5t4HMQNzfzfpIT0wY/OVLcIt4mWg1+PdhXSRX EGdvSKgvVDKuoA/htdCHfypx5sSbjxbmxl4h1NNxvZWXnVSZ5yYHowJpASHtMgpC BsHvQlHeiGk= =9+nt - -----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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