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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2017.2218 Low: docker-distribution security, bug fix, and enhancement update 6 September 2017 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: docker-distribution Publisher: Red Hat Operating System: Red Hat Enterprise Linux Server 7 Linux variants Windows Impact/Access: Denial of Service -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2017-11468 Original Bulletin: https://access.redhat.com/errata/RHSA-2017:2603 Comment: This advisory references vulnerabilities in products which run on platforms other than Red Hat. It is recommended that administrators running docker-distribution check for an updated version of the software for their operating system. - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 ===================================================================== Red Hat Security Advisory Synopsis: Low: docker-distribution security, bug fix, and enhancement update Advisory ID: RHSA-2017:2603-01 Product: Red Hat Enterprise Linux Extras Advisory URL: https://access.redhat.com/errata/RHSA-2017:2603 Issue date: 2017-09-05 CVE Names: CVE-2017-11468 ===================================================================== 1. Summary: An update for docker-distribution is now available for Red Hat Enterprise Linux 7 Extras. Red Hat Product Security has rated this update as having a security impact of Low. 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 7 Extras - ppc64le, x86_64 3. Description: The docker-distribution package provides the tool set to support the Docker Registry version 2. The following packages have been upgraded to a later upstream version: docker-distribution (2.6.2). (BZ#1479494) Security Fix(es): * It was found that docker-distribution did not properly restrict memory allocation size for a registry instance through the manifest endpoint. An attacker could send a specially crafted request that would exhaust the memory of the docker-distribution service. (CVE-2017-11468) 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/): 1474893 - CVE-2017-11468 docker-distribution: Does not properly restrict the amount of content accepted from a user 1479494 - [extras-rhel-7.4.1] docker-distribution rebase bug 6. Package List: Red Hat Enterprise Linux 7 Extras: Source: docker-distribution-2.6.2-1.git48294d9.el7.src.rpm ppc64le: docker-distribution-2.6.2-1.git48294d9.el7.ppc64le.rpm x86_64: docker-distribution-2.6.2-1.git48294d9.el7.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-2017-11468 https://access.redhat.com/security/updates/classification/#low 8. Contact: The Red Hat security contact is <secalert@redhat.com>. More contact details at https://access.redhat.com/security/team/contact/ Copyright 2017 Red Hat, Inc. - -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iD8DBQFZrn7aXlSAg2UNWIIRAsA3AKC35/YTXS3HGLPBFSgLf+CgjwFrLgCfWYxI BGAJ7Dm1slrGdl+GfKTa7cU= =5x/0 - -----END PGP SIGNATURE----- - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. NOTE: Third Party Rights This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. 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