Issued:
2018-10-30
Updated:
2018-10-30

RHSA-2018:3107 - Security Advisory

Synopsis

Moderate: wpa_supplicant security and bug fix update

Type/Severity

Security Advisory: Moderate

Topic

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.

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.

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

Affected Products

  • Red Hat Enterprise Linux Server 7 x86_64
  • Red Hat Enterprise Linux Workstation 7 x86_64
  • Red Hat Enterprise Linux Desktop 7 x86_64
  • Red Hat Enterprise Linux for IBM z Systems 7 s390x
  • Red Hat Enterprise Linux for Power, big endian 7 ppc64
  • Red Hat Enterprise Linux for Scientific Computing 7 x86_64
  • Red Hat Enterprise Linux for Power, little endian 7 ppc64le
  • Red Hat Enterprise Linux for ARM 64 7 aarch64
  • Red Hat Enterprise Linux for Power 9 7 ppc64le
  • Red Hat Enterprise Linux for IBM System z (Structure A) 7 s390x

Fixes

  • BZ - 1434434 - wpa_supplicant is responding to packets which are not destined for it.
  • BZ - 1490885 - NetworkManager's mac randomization can lead into MSK mismatch with hostapd and 802.1x
  • BZ - 1614520 - CVE-2018-14526 wpa_supplicant: Unauthenticated EAPOL-Key decryption in wpa_supplicant

CVEs

References

Red Hat Enterprise Linux Server 7

SRPM
wpa_supplicant-2.6-12.el7.src.rpm SHA-256: 2a9c47b5d896668b17bc3470f0ca77e94c0358de40c7f975afcadb2f308724fe
x86_64
wpa_supplicant-2.6-12.el7.x86_64.rpm SHA-256: a61dcf3c31bc66497c86d007870305008e2ab6d11fc6a570af179afa19bfcbc2
wpa_supplicant-debuginfo-2.6-12.el7.x86_64.rpm SHA-256: a99c0944f1fced2fe3359b279e8ed6013eb5caa4552f2a7eb226ce4fd66cd263

Red Hat Enterprise Linux Workstation 7

SRPM
wpa_supplicant-2.6-12.el7.src.rpm SHA-256: 2a9c47b5d896668b17bc3470f0ca77e94c0358de40c7f975afcadb2f308724fe
x86_64
wpa_supplicant-2.6-12.el7.x86_64.rpm SHA-256: a61dcf3c31bc66497c86d007870305008e2ab6d11fc6a570af179afa19bfcbc2
wpa_supplicant-debuginfo-2.6-12.el7.x86_64.rpm SHA-256: a99c0944f1fced2fe3359b279e8ed6013eb5caa4552f2a7eb226ce4fd66cd263

Red Hat Enterprise Linux Desktop 7

SRPM
wpa_supplicant-2.6-12.el7.src.rpm SHA-256: 2a9c47b5d896668b17bc3470f0ca77e94c0358de40c7f975afcadb2f308724fe
x86_64
wpa_supplicant-2.6-12.el7.x86_64.rpm SHA-256: a61dcf3c31bc66497c86d007870305008e2ab6d11fc6a570af179afa19bfcbc2
wpa_supplicant-debuginfo-2.6-12.el7.x86_64.rpm SHA-256: a99c0944f1fced2fe3359b279e8ed6013eb5caa4552f2a7eb226ce4fd66cd263

Red Hat Enterprise Linux for IBM z Systems 7

SRPM
wpa_supplicant-2.6-12.el7.src.rpm SHA-256: 2a9c47b5d896668b17bc3470f0ca77e94c0358de40c7f975afcadb2f308724fe
s390x
wpa_supplicant-2.6-12.el7.s390x.rpm SHA-256: fdcefbc7cf164c3beac1d1b899f095c0893dfbcd5516e501cfae880ede862341
wpa_supplicant-debuginfo-2.6-12.el7.s390x.rpm SHA-256: 80c45ad55f1d48e80ca8d478cf36717492d6bacb3322b8e2277bf8c7a4d14c13

Red Hat Enterprise Linux for Power, big endian 7

SRPM
wpa_supplicant-2.6-12.el7.src.rpm SHA-256: 2a9c47b5d896668b17bc3470f0ca77e94c0358de40c7f975afcadb2f308724fe
ppc64
wpa_supplicant-2.6-12.el7.ppc64.rpm SHA-256: 499ff924649e7a70c49f22b722b5fe11400a75462a0b0fd51fbe71d09f710399
wpa_supplicant-debuginfo-2.6-12.el7.ppc64.rpm SHA-256: 29eba533435998742b501915435c186bb11c41ca03cb4234232fbc55e3651fe1

Red Hat Enterprise Linux for Scientific Computing 7

SRPM
wpa_supplicant-2.6-12.el7.src.rpm SHA-256: 2a9c47b5d896668b17bc3470f0ca77e94c0358de40c7f975afcadb2f308724fe
x86_64
wpa_supplicant-2.6-12.el7.x86_64.rpm SHA-256: a61dcf3c31bc66497c86d007870305008e2ab6d11fc6a570af179afa19bfcbc2
wpa_supplicant-debuginfo-2.6-12.el7.x86_64.rpm SHA-256: a99c0944f1fced2fe3359b279e8ed6013eb5caa4552f2a7eb226ce4fd66cd263

Red Hat Enterprise Linux for Power, little endian 7

SRPM
wpa_supplicant-2.6-12.el7.src.rpm SHA-256: 2a9c47b5d896668b17bc3470f0ca77e94c0358de40c7f975afcadb2f308724fe
ppc64le
wpa_supplicant-2.6-12.el7.ppc64le.rpm SHA-256: a16457ce2379ba1c12e4f2a8afa7fc4d8dbc42cb68b37c064e5886421de21f95
wpa_supplicant-debuginfo-2.6-12.el7.ppc64le.rpm SHA-256: f218385041853bdefff31b814101c3fc69c60171949749f9dee1222291f48b97

Red Hat Enterprise Linux for ARM 64 7

SRPM
wpa_supplicant-2.6-12.el7.src.rpm SHA-256: 2a9c47b5d896668b17bc3470f0ca77e94c0358de40c7f975afcadb2f308724fe
aarch64
wpa_supplicant-2.6-12.el7.aarch64.rpm SHA-256: 32f7ae27de74702af59a15e68e1d5944e4071aad137ed5b42b46fc9bfce93a59
wpa_supplicant-2.6-12.el7.aarch64.rpm SHA-256: 32f7ae27de74702af59a15e68e1d5944e4071aad137ed5b42b46fc9bfce93a59
wpa_supplicant-2.6-12.el7.aarch64.rpm SHA-256: 32f7ae27de74702af59a15e68e1d5944e4071aad137ed5b42b46fc9bfce93a59
wpa_supplicant-debuginfo-2.6-12.el7.aarch64.rpm SHA-256: 73127dfe69b6a9eb7f8aea413d2cd6e9c7ae866eba6a8149c6e5f6cb9fb5b1eb
wpa_supplicant-debuginfo-2.6-12.el7.aarch64.rpm SHA-256: 73127dfe69b6a9eb7f8aea413d2cd6e9c7ae866eba6a8149c6e5f6cb9fb5b1eb
wpa_supplicant-debuginfo-2.6-12.el7.aarch64.rpm SHA-256: 73127dfe69b6a9eb7f8aea413d2cd6e9c7ae866eba6a8149c6e5f6cb9fb5b1eb

Red Hat Enterprise Linux for Power 9 7

SRPM
wpa_supplicant-2.6-12.el7.src.rpm SHA-256: 2a9c47b5d896668b17bc3470f0ca77e94c0358de40c7f975afcadb2f308724fe
ppc64le
wpa_supplicant-2.6-12.el7.ppc64le.rpm SHA-256: a16457ce2379ba1c12e4f2a8afa7fc4d8dbc42cb68b37c064e5886421de21f95
wpa_supplicant-2.6-12.el7.ppc64le.rpm SHA-256: a16457ce2379ba1c12e4f2a8afa7fc4d8dbc42cb68b37c064e5886421de21f95
wpa_supplicant-2.6-12.el7.ppc64le.rpm SHA-256: a16457ce2379ba1c12e4f2a8afa7fc4d8dbc42cb68b37c064e5886421de21f95
wpa_supplicant-debuginfo-2.6-12.el7.ppc64le.rpm SHA-256: f218385041853bdefff31b814101c3fc69c60171949749f9dee1222291f48b97
wpa_supplicant-debuginfo-2.6-12.el7.ppc64le.rpm SHA-256: f218385041853bdefff31b814101c3fc69c60171949749f9dee1222291f48b97
wpa_supplicant-debuginfo-2.6-12.el7.ppc64le.rpm SHA-256: f218385041853bdefff31b814101c3fc69c60171949749f9dee1222291f48b97

Red Hat Enterprise Linux for IBM System z (Structure A) 7

SRPM
wpa_supplicant-2.6-12.el7.src.rpm SHA-256: 2a9c47b5d896668b17bc3470f0ca77e94c0358de40c7f975afcadb2f308724fe
s390x
wpa_supplicant-2.6-12.el7.s390x.rpm SHA-256: fdcefbc7cf164c3beac1d1b899f095c0893dfbcd5516e501cfae880ede862341
wpa_supplicant-2.6-12.el7.s390x.rpm SHA-256: fdcefbc7cf164c3beac1d1b899f095c0893dfbcd5516e501cfae880ede862341
wpa_supplicant-2.6-12.el7.s390x.rpm SHA-256: fdcefbc7cf164c3beac1d1b899f095c0893dfbcd5516e501cfae880ede862341
wpa_supplicant-debuginfo-2.6-12.el7.s390x.rpm SHA-256: 80c45ad55f1d48e80ca8d478cf36717492d6bacb3322b8e2277bf8c7a4d14c13
wpa_supplicant-debuginfo-2.6-12.el7.s390x.rpm SHA-256: 80c45ad55f1d48e80ca8d478cf36717492d6bacb3322b8e2277bf8c7a4d14c13
wpa_supplicant-debuginfo-2.6-12.el7.s390x.rpm SHA-256: 80c45ad55f1d48e80ca8d478cf36717492d6bacb3322b8e2277bf8c7a4d14c13

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