01 August 2018
Protect yourself against future threats.
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2018.2221 Moderate: Red Hat Virtualization security, bug fix, and enhancement update 1 August 2018 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: redhat-virtualization-host Publisher: Red Hat Operating System: Red Hat Enterprise Linux Server 7 Red Hat Enterprise Linux WS/Desktop 7 Impact/Access: Execute Arbitrary Code/Commands -- Existing Account Resolution: Patch/Upgrade CVE Names: CVE-2018-10875 CVE-2018-10874 Reference: ESB-2018.2004 Original Bulletin: https://access.redhat.com/errata/RHSA-2018:2321 - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Moderate: Red Hat Virtualization security, bug fix, and enhancement update Advisory ID: RHSA-2018:2321-01 Product: Red Hat Virtualization Advisory URL: https://access.redhat.com/errata/RHSA-2018:2321 Issue date: 2018-07-31 CVE Names: CVE-2018-10874 CVE-2018-10875 ===================================================================== 1. Summary: An update for redhat-virtualization-host is now available for Red Hat Virtualization 4 for Red Hat Enterprise Linux 7. 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: RHEL 7-based RHEV-H for RHEV 4 (build requirements) - noarch, x86_64 Red Hat Virtualization 4 Hypervisor for RHEL 7 - noarch 3. Description: The redhat-virtualization-host packages provide the Red Hat Virtualization Host. These packages include redhat-release-virtualization-host, ovirt-node, and rhev-hypervisor. Red Hat Virtualization Hosts (RHVH) are installed using a special build of Red Hat Enterprise Linux with only the packages required to host virtual machines. RHVH features a Cockpit user interface for monitoring the host's resources and performing administrative tasks. The ovirt-node-ng packages provide the Red Hat Virtualization Host. These packages include redhat-release-virtualization-host, ovirt-node, and rhev-hypervisor. Red Hat Virtualization Hosts (RHVH) are installed using a special build of Red Hat Enterprise Linux with only the packages required to host virtual machines. RHVH features a Cockpit user interface for monitoring the host's resources and performing administrative tasks. The following packages have been upgraded to a later upstream version: imgbased (1.0.22), redhat-release-virtualization-host (4.2), redhat-virtualization-host (4.2). (BZ#1596545, BZ#1607722, BZ#1607723) Security Fix(es): * ansible: Inventory variables are loaded from current working directory when running ad-hoc command that can lead to code execution (CVE-2018-10874) * ansible: ansible.cfg is being read from current working directory allowing possible code execution (CVE-2018-10875) For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section. Red Hat would like to thank Michael Scherer (OSAS) for reporting CVE-2018-10874. The CVE-2018-10875 issue was discovered by Brian Coca (Red Hat). 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/): 1596528 - CVE-2018-10874 ansible: Inventory variables are loaded from current working directory when running ad-hoc command that can lead to code execution 1596533 - CVE-2018-10875 ansible: ansible.cfg is being read from current working directory allowing possible code execution 1596545 - Upgrade imgbased to 1.0.21 6. Package List: Red Hat Virtualization 4 Hypervisor for RHEL 7: Source: redhat-virtualization-host-4.2-20180724.0.el7_5.src.rpm noarch: redhat-virtualization-host-image-update-4.2-20180724.0.el7_5.noarch.rpm RHEL 7-based RHEV-H for RHEV 4 (build requirements): Source: imgbased-1.0.22-1.el7ev.src.rpm redhat-release-virtualization-host-4.2-5.0.el7.src.rpm noarch: imgbased-1.0.22-1.el7ev.noarch.rpm python-imgbased-1.0.22-1.el7ev.noarch.rpm redhat-virtualization-host-image-update-placeholder-4.2-5.0.el7.noarch.rpm x86_64: redhat-release-virtualization-host-4.2-5.0.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-2018-10874 https://access.redhat.com/security/cve/CVE-2018-10875 https://access.redhat.com/security/updates/classification/#moderate 8. Contact: The Red Hat security contact is <email@example.com>. More contact details at https://access.redhat.com/security/team/contact/ Copyright 2018 Red Hat, Inc. - -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBW2CiGdzjgjWX9erEAQipxw/9F5fq+kVd43rUN58qOl0fEPTO2lAyS2cT tQ4GuB+Ra+BcqQXIfCnJpHn1//MwcEL4GZHm/YJ3trHb1GWRQmGCts+VQnOWUk+J LeAax7nIOU/Bs2XSY3fliXCX3KdbNyxtbmVetjGI5YoLNA/o8a1R+COKpf2VZ6ck qjHALWBIjKr2ODdVMs7looOSENpdkHpD4yz2hFNGDbVbyUYnatgLftDaZfXFX5e8 eD5Cpr8f/3bRHa0S3Xbq5LsGMIzeUmoB7VmLMUDOYJ0AY0km2+/HFdYWCHwlwlkE ji3Ro9auZrO9la6BT0WzfAZayQMA6FEd2hD16HgYPSKonyQEutcVh+u/gsfhBEyf IbfiK2idnqmrFBue781OfYfGr4Y3n3lWVpvpzZI//Fjj8hdV2+aEgVeE8sVM29r4 GOjvmyuRtGqBVxMb2Uhekin4qqaDWkHqQPNr3MqUnzrV03CK1zpUI7veV1y+boqq TSXbgH4JIAZhpI1+jlAYs1EHhy3vvndxBVTqOBkGVVOB4KfBayEVY6Ir20DJLML2 syZfRQhP90H37pkXS7uVE8GJHMf5dRLphl+GNWL01FjQBegXyBFPMl+Eem4IimLa ufIS/TT89Lr6Zgt0bfkHb0HvCAwyMIg10YjEkWD/h4jeZgLL1CIF9Qnv6z9rFadr Gzq54pN7Lv0= =kG3B - -----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 firstname.lastname@example.org 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. The decision to follow or act on information or advice contained in this security bulletin is the responsibility of each user or organisation, and should be considered in accordance with your organisation's site policies and procedures. AusCERT takes no responsibility for consequences which may arise from following or acting on information or advice contained in this security bulletin. NOTE: This is only the original release of the security bulletin. It may not be updated when updates to the original are made. If downloading at a later date, it is recommended that the bulletin is retrieved directly from the author's website to ensure that the information is still current. Contact information for the authors of the original document is included in the Security Bulletin above. If you have any questions or need further information, please contact them directly. Previous advisories and external security bulletins can be retrieved from: https://www.auscert.org.au/bulletins/ =========================================================================== Australian Computer Emergency Response Team The University of Queensland Brisbane Qld 4072 Internet Email: email@example.com Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQIVAwUBW2D/JGaOgq3Tt24GAQih7w//RCHZl6KXnHsbE9620Gbl5c58nqXEseYP AEV2LwvwFQ0yBBax372Dep6cRxxL0o2dev7ni6+DeieqmCcPE+ax0oHwjjZsYCOo mhw+BxwNZ288huSjZfS3RAkMMOqZ188RRp/PNCLhpJ6WRw5tUI1LTUz/1dOTKqUG LvX3QR0PWmRLZtgPCC+JtFYryoasEby42cZazwO+zd4Is600WhBX5BkTWAwPJyWc qN+KYNJbDZYzIBq5ajLXx5CBsZ42W8YrW06aWgep6HTlrO0tGox/4o/QoDQUQ9hp msq/+fBDGv0TiQE4EiftFoMgz1V4d5HD7Toym6nHQBwF3bAvCwbFdyv97BbAdZy2 01zAJ4/PdBb21/N7XCgy13V08DcTYwQEz1C2Xx5qgFBLzPtDD15NIxpdosBHwlIK vkUtEi6JNrDGuW9mbgUU63ckDVcNfAOMXvdJiEgrvY0X+8biBWmaR/U87bumUUx9 odLoXc9CaHiil2Grhi3M6zgtrJpITLBpPEirO3CHMm3SBOV7fiOjxQBUHokmvAhU dWQ7dIE+oaEHtX9wUx01WnCasZ0XPoUHEU7O8dueuexUr7okUb5jx6XT2gdwKaVb xhkfC3XOsTzcRzY3qzhxJZZ5pHJ2hQe6H0U0UYltXqJyMfRIpD7lgR9U6PfwyPob P6p5A1ariFw= =56KW -----END PGP SIGNATURE-----