drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Mangelnde Rechteprüfung in wpa_supplicant
Name: |
Mangelnde Rechteprüfung in wpa_supplicant |
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ID: |
RHSA-2018:3107-01 |
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Distribution: |
Red Hat |
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Plattformen: |
Red Hat Enterprise Linux |
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Datum: |
Di, 30. Oktober 2018, 09:32 |
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Referenzen: |
https://access.redhat.com/security/cve/CVE-2018-14526 |
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Applikationen: |
wpa_supplicant |
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Originalnachricht |
-----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 <secalert@redhat.com>. More contact details at https://access.redhat.com/security/team/contact/
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