Login
Newsletter
Werbung

Sicherheit: Ausführen beliebiger Kommandos in wpa_supplicant
Aktuelle Meldungen Distributionen
Name: Ausführen beliebiger Kommandos in wpa_supplicant
ID: RHSA-2021:0816-01
Distribution: Red Hat
Plattformen: Red Hat Enterprise Linux
Datum: Mo, 15. März 2021, 23:16
Referenzen: https://access.redhat.com/security/cve/CVE-2021-27803
Applikationen: wpa_supplicant

Originalnachricht

-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256

=====================================================================
Red Hat Security Advisory

Synopsis: Important: wpa_supplicant security update
Advisory ID: RHSA-2021:0816-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2021:0816
Issue date: 2021-03-15
CVE Names: CVE-2021-27803
=====================================================================

1. Summary:

An update for wpa_supplicant is now available for Red Hat Enterprise Linux
8.2 Extended Update Support.

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 BaseOS EUS (v. 8.2) - aarch64, ppc64le, s390x, x86_64

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: Use-after-free in P2P provision discovery processing
(CVE-2021-27803)

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/):

1933361 - CVE-2021-27803 wpa_supplicant: Use-after-free in P2P provision
discovery processing

6. Package List:

Red Hat Enterprise Linux BaseOS EUS (v. 8.2):

Source:
wpa_supplicant-2.9-2.el8_2.1.src.rpm

aarch64:
wpa_supplicant-2.9-2.el8_2.1.aarch64.rpm
wpa_supplicant-debuginfo-2.9-2.el8_2.1.aarch64.rpm
wpa_supplicant-debugsource-2.9-2.el8_2.1.aarch64.rpm

ppc64le:
wpa_supplicant-2.9-2.el8_2.1.ppc64le.rpm
wpa_supplicant-debuginfo-2.9-2.el8_2.1.ppc64le.rpm
wpa_supplicant-debugsource-2.9-2.el8_2.1.ppc64le.rpm

s390x:
wpa_supplicant-2.9-2.el8_2.1.s390x.rpm
wpa_supplicant-debuginfo-2.9-2.el8_2.1.s390x.rpm
wpa_supplicant-debugsource-2.9-2.el8_2.1.s390x.rpm

x86_64:
wpa_supplicant-2.9-2.el8_2.1.x86_64.rpm
wpa_supplicant-debuginfo-2.9-2.el8_2.1.x86_64.rpm
wpa_supplicant-debugsource-2.9-2.el8_2.1.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-2021-27803
https://access.redhat.com/security/updates/classification/#important

8. Contact:

The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2021 Red Hat, Inc.
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1
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=U+DV
-----END PGP SIGNATURE-----

--
RHSA-announce mailing list
RHSA-announce@redhat.com
https://listman.redhat.com/mailman/listinfo/rhsa-announce
Pro-Linux
Pro-Linux @Facebook
Neue Nachrichten
Werbung