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 |
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-----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 |