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Huawei EulerOS: CVE-2021-3671: samba security update

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Huawei EulerOS: CVE-2021-3671: samba security update

Severity

CVSS

(AV:N/AC:L/Au:S/C:N/I:N/A:P)

Published

10/12/2021

Created

02/25/2022

Added

02/24/2022

Modified

11/24/2022

Description

A null pointer de-reference was found in the way samba kerberos server handled missing sname in TGS-REQ (Ticket Granting Server - Request). An authenticated user could use this flaw to crash the samba server.

Solution(s)

huawei-euleros-2_0_sp3-upgrade-libsmbclient
huawei-euleros-2_0_sp3-upgrade-libwbclient
huawei-euleros-2_0_sp3-upgrade-samba
huawei-euleros-2_0_sp3-upgrade-samba-client
huawei-euleros-2_0_sp3-upgrade-samba-client-libs
huawei-euleros-2_0_sp3-upgrade-samba-common
huawei-euleros-2_0_sp3-upgrade-samba-common-libs
huawei-euleros-2_0_sp3-upgrade-samba-common-tools
huawei-euleros-2_0_sp3-upgrade-samba-libs
huawei-euleros-2_0_sp3-upgrade-samba-python
huawei-euleros-2_0_sp3-upgrade-samba-winbind
huawei-euleros-2_0_sp3-upgrade-samba-winbind-clients
huawei-euleros-2_0_sp3-upgrade-samba-winbind-modules

References

https://attackerkb.com/topics/cve-2021-3671
CVE - 2021-3671
DSA-5287
EulerOS-SA-2022-1188

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