24 April 2019
Protect yourself against future threats.
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2019.1391 Important: ovmf security update 24 April 2019 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: ovmf Publisher: Red Hat Operating System: Red Hat Enterprise Linux Server 7 Red Hat Enterprise Linux WS/Desktop 7 Impact/Access: Increased Privileges -- Remote/Unauthenticated Access Confidential Data -- Remote/Unauthenticated Denial of Service -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2018-12180 Original Bulletin: https://access.redhat.com/errata/RHSA-2019:0809 - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Important: ovmf security update Advisory ID: RHSA-2019:0809-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2019:0809 Issue date: 2019-04-23 CVE Names: CVE-2018-12180 ===================================================================== 1. Summary: An update for ovmf is now available for Red Hat Enterprise Linux 7. 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 Server (v. 7) - noarch Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7) - noarch 3. Description: OVMF (Open Virtual Machine Firmware) is a project to enable UEFI support for Virtual Machines. This package contains a sample 64-bit UEFI firmware for QEMU and KVM. Security Fix(es): * edk2: Buffer Overflow in BlockIo service for RAM disk (CVE-2018-12180) 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 5. Bugs fixed (https://bugzilla.redhat.com/): 1683372 - CVE-2018-12180 edk2: Buffer Overflow in BlockIo service for RAM disk 6. Package List: Red Hat Enterprise Linux Server (v. 7): Source: ovmf-20180508-3.gitee3198e672e2.el7_6.1.src.rpm noarch: OVMF-20180508-3.gitee3198e672e2.el7_6.1.noarch.rpm Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7): Source: ovmf-20180508-3.gitee3198e672e2.el7_6.1.src.rpm noarch: AAVMF-20180508-3.gitee3198e672e2.el7_6.1.noarch.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-2018-12180 https://access.redhat.com/security/updates/classification/#important 8. Contact: The Red Hat security contact is <firstname.lastname@example.org>. More contact details at https://access.redhat.com/security/team/contact/ Copyright 2019 Red Hat, Inc. - -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBXL8hytzjgjWX9erEAQjMKQ//UEU0WyoObAc0Xq6pJc3nxWCp4XyldEnM 1Uzxcu495EwFDtxKxriihz5Ti8/BdEZK959Wqkstm4b7xF+vb67dJnMh664fGSAQ JjYAHXQlaHT2U6QnMVagL8m98QFNlteGBv8P/HUMfBhcomuuNNzM616h9Lva3wv2 GPesy5MTcmQ9Emhob2xE75ftHvFP+mnsHnIoPOUBtI2ZbDT0jAs/uU+xY0tuFJLq Ak3NrusAmVo1TBChGvK+fgGEoRwrjC8B+i5UGnA0gwPJ6khIR+SsWZZOStLgqidW YgaJL4MINUqWptrCuLlOT4FjujcXRKViI9M1n5q9UZzj7Ro6+ezOdIdJzbcbVo61 IKO0BjeRcBmRKEwQT05Y/4bc6PRjtikMCbw/wFcA/DR/kaKbXQaeJkaPhIcaFLF6 KWtaddR3n+dXumFE4CjSvn3nk5rqpNMpeOlpZwF4d9XIsqGPxIX4qfZKaOKi5uv3 k4V6cKTyMfA0qOSzGZNIQZcUo1FvUbOXHHUtKfWOHItIIc8yS5vWDiGospSZdjXR RreuN6QoDk0ESUTuGOcIaW9AEpjepCNmam6BOc7RcL8tdiORmp7FX/mQTM9Vf5ur XZjo2WTCneSLqczMYlqa2+rRP6/0zgsjSx3LdZizHHWMPMUZ3FU68JluEGZWigvY 80eVBnHAvgc= =kSzH - -----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 email@example.com 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: firstname.lastname@example.org 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 iQIVAwUBXL/k/maOgq3Tt24GAQgPQxAAxwWlufoUj6qQwT4OQs+z+xhe6/f3xb79 sWAqe06vZ/Omsxzl4cwZGRXmaJtDrXv63pF+tGd8BCQ25utoQkNWp1vZiQYavX9A wDV/9MEsUSODrJFWcq5/VgQK9aZXyODAMIFAoLQXIfEEZQTAdPI/n/PVGLRJarft 5iNDOq+qwHQS9NaXeqbmWSCmXbpHADCo4zog11452tEGQgwvgREbnBQJzE3/CIX1 7rKcq2V0DoGv1h2ZFVY3luAojiwJe5q1ej+QNq9ejetSIvuQT8mAqzfiIFvvz0KT r7HoKnHqwz3G5UpqPexZ4Tr0hWx/mfysbhKnergs9+oGD/i0+/T+R2I/uADM0dgS 5JqX/rEuKz6GQz88qezlrteZuFqCOlKYOCmpoCRtqQ6dOJqNwpU3E6DLp/witk83 Fa57E7pFi/A+1V7Ab+nW9vBTSK9v4TkY4wbj7QdEu8MZAIWNz12FVOHKHwVmVFLk QgxojBqhQA+6RKx5UUWaYf1zBna5IcFO4fJqk+JMQ8pv5bN7GLbPZdyNhEYbYqZm xW90WfHOvmSd7wB+V/KthD/hvJEHM5QcUBmZ2ovB1Ww3KkGZnwOHm/2MT2lrigVs 5vMu32sj7R6sgLssUSWI2XSiCCev4Jg3eZU8ttDtzrSJcCQ/UV+8OQYV3z2maOCl J34khPVe1GI= =RJSB -----END PGP SIGNATURE-----