vulnerability

Huawei EulerOS: CVE-2021-44142: samba security update

Severity
9
CVSS
(AV:N/AC:L/Au:S/C:C/I:C/A:C)
Published
Feb 21, 2022
Added
Apr 26, 2022
Modified
Nov 8, 2023

Description

The Samba vfs_fruit module uses extended file attributes (EA, xattr) to provide "...enhanced compatibility with Apple SMB clients and interoperability with a Netatalk 3 AFP fileserver." Samba versions prior to 4.13.17, 4.14.12 and 4.15.5 with vfs_fruit configured allow out-of-bounds heap read and write via specially crafted extended file attributes. A remote attacker with write access to extended file attributes can execute arbitrary code with the privileges of smbd, typically root.

Solution(s)

huawei-euleros-2_0_sp8-upgrade-ctdbhuawei-euleros-2_0_sp8-upgrade-ctdb-testshuawei-euleros-2_0_sp8-upgrade-libsmbclienthuawei-euleros-2_0_sp8-upgrade-libwbclienthuawei-euleros-2_0_sp8-upgrade-python2-sambahuawei-euleros-2_0_sp8-upgrade-python2-samba-testhuawei-euleros-2_0_sp8-upgrade-python3-sambahuawei-euleros-2_0_sp8-upgrade-python3-samba-testhuawei-euleros-2_0_sp8-upgrade-sambahuawei-euleros-2_0_sp8-upgrade-samba-clienthuawei-euleros-2_0_sp8-upgrade-samba-client-libshuawei-euleros-2_0_sp8-upgrade-samba-commonhuawei-euleros-2_0_sp8-upgrade-samba-common-libshuawei-euleros-2_0_sp8-upgrade-samba-common-toolshuawei-euleros-2_0_sp8-upgrade-samba-dc-libshuawei-euleros-2_0_sp8-upgrade-samba-krb5-printinghuawei-euleros-2_0_sp8-upgrade-samba-libshuawei-euleros-2_0_sp8-upgrade-samba-pidlhuawei-euleros-2_0_sp8-upgrade-samba-testhuawei-euleros-2_0_sp8-upgrade-samba-test-libshuawei-euleros-2_0_sp8-upgrade-samba-winbindhuawei-euleros-2_0_sp8-upgrade-samba-winbind-clientshuawei-euleros-2_0_sp8-upgrade-samba-winbind-krb5-locatorhuawei-euleros-2_0_sp8-upgrade-samba-winbind-modules
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