31 October 2018
Protect yourself against future threats.
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2018.3375 Moderate: wpa_supplicant security and bug fix update 31 October 2018 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: wpa_supplicant Publisher: Red Hat Operating System: Red Hat Enterprise Linux Server 7 Red Hat Enterprise Linux WS/Desktop 7 Impact/Access: Access Privileged Data -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2018-14526 Reference: ESB-2018.3316 ESB-2018.2498 ESB-2018.2442 Original Bulletin: https://access.redhat.com/errata/RHSA-2018:3107 - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Moderate: wpa_supplicant security and bug fix update Advisory ID: RHSA-2018:3107-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2018:3107 Issue date: 2018-10-30 CVE Names: CVE-2018-14526 ===================================================================== 1. Summary: An update for wpa_supplicant is now available 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: Red Hat Enterprise Linux Client (v. 7) - x86_64 Red Hat Enterprise Linux ComputeNode (v. 7) - x86_64 Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x, x86_64 Red Hat Enterprise Linux Workstation (v. 7) - x86_64 Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7) - aarch64, ppc64le, s390x 3. Description: The wpa_supplicant packages contain an 802.1X Supplicant with support for WEP, WPA, WPA2 (IEEE 802.11i / RSN), and various EAP authentication methods. They implement key negotiation with a WPA Authenticator for client stations and controls the roaming and IEEE 802.11 authentication and association of the WLAN driver. Security Fix(es): * wpa_supplicant: Unauthenticated EAPOL-Key decryption in wpa_supplicant (CVE-2018-14526) 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. Additional Changes: For detailed information on changes in this release, see the Red Hat Enterprise Linux 7.6 Release Notes linked from 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/): 1434434 - wpa_supplicant is responding to packets which are not destined for it. 1490885 - NetworkManager's mac randomization can lead into MSK mismatch with hostapd and 802.1x 1614520 - CVE-2018-14526 wpa_supplicant: Unauthenticated EAPOL-Key decryption in wpa_supplicant 6. Package List: Red Hat Enterprise Linux Client (v. 7): Source: wpa_supplicant-2.6-12.el7.src.rpm x86_64: wpa_supplicant-2.6-12.el7.x86_64.rpm wpa_supplicant-debuginfo-2.6-12.el7.x86_64.rpm Red Hat Enterprise Linux ComputeNode (v. 7): Source: wpa_supplicant-2.6-12.el7.src.rpm x86_64: wpa_supplicant-2.6-12.el7.x86_64.rpm wpa_supplicant-debuginfo-2.6-12.el7.x86_64.rpm Red Hat Enterprise Linux Server (v. 7): Source: wpa_supplicant-2.6-12.el7.src.rpm ppc64: wpa_supplicant-2.6-12.el7.ppc64.rpm wpa_supplicant-debuginfo-2.6-12.el7.ppc64.rpm ppc64le: wpa_supplicant-2.6-12.el7.ppc64le.rpm wpa_supplicant-debuginfo-2.6-12.el7.ppc64le.rpm s390x: wpa_supplicant-2.6-12.el7.s390x.rpm wpa_supplicant-debuginfo-2.6-12.el7.s390x.rpm x86_64: wpa_supplicant-2.6-12.el7.x86_64.rpm wpa_supplicant-debuginfo-2.6-12.el7.x86_64.rpm Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7): Source: wpa_supplicant-2.6-12.el7.src.rpm aarch64: wpa_supplicant-2.6-12.el7.aarch64.rpm wpa_supplicant-debuginfo-2.6-12.el7.aarch64.rpm ppc64le: wpa_supplicant-2.6-12.el7.ppc64le.rpm wpa_supplicant-debuginfo-2.6-12.el7.ppc64le.rpm s390x: wpa_supplicant-2.6-12.el7.s390x.rpm wpa_supplicant-debuginfo-2.6-12.el7.s390x.rpm Red Hat Enterprise Linux Workstation (v. 7): Source: wpa_supplicant-2.6-12.el7.src.rpm x86_64: wpa_supplicant-2.6-12.el7.x86_64.rpm wpa_supplicant-debuginfo-2.6-12.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-2018-14526 https://access.redhat.com/security/updates/classification/#moderate https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html/7.6_release_notes/index 8. Contact: The Red Hat security contact is <firstname.lastname@example.org>. More contact details at https://access.redhat.com/security/team/contact/ Copyright 2018 Red Hat, Inc. - -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBW9gQE9zjgjWX9erEAQjHgw/+NxhzTfanhQKv3AOQ7Wdac1ouHuQZikrO cOC2n5JUsjCx62t3aKFE4l3jop5dJxZRCjVIhVG7KUwcy+fSPijDxlel2vnNRZqp mXkmq4g4DUO2ZZLCLYcCTktPxQx2eiudfGtnBmkRwMJ1BjHx9pMu0HSNIrm0kDN2 rCSGYDTvVbd+yyQaJRgZpV4VOv2tKSui1ELtYNsYq1YFb4peMq4hvEHuWH5UbEE7 nyUijW0CJZC7scwQiWOT74fhqh4Y8Rh5fiNZqGNRP+G80uTbnvLS9IwEnDrXJ21B B84TqlGO+TfhK01/Oz6Ad4NNA46lTlsnGu5Xw9RHCMuLLARt5xNxGZcverCHs/Jg 4Jcx60NL8cTH7Q1xDdyTpSwgQNb+0NvW7uPWZxIx/tFQ45wuuVKc4ktoBIh0ZH1j 4iJcL9VjJj28Qg+cHR7cNl/ttHmaN+25TzrRl91TMAYMc8VLW2pX20HjZyK9A3qe JKkLk/65DWGPr1Cuaa+10mO+bXBLTyMg7+cGr/V4xhleVtZ+r4U88eSl578yMLSA 3sigVYSugsvpoefO36WlAXFYhGsthlZ86yMzjevMQzLi0/vKZV74mXjpPQ9GeW9v mX4RshRFJwF4rv4gkCezcSK4Rj0+6eliaXQ5ZNEvnAc6XzrVAqT5JVn/G5iLO8yG +bY7RiGkXbY= =ksvH - -----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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