SUSE update for samba

Published: 2023-01-12

Risk	High
Patch available	YES
Number of vulnerabilities	8
CVE-ID	CVE-2022-2031 CVE-2022-32742 CVE-2022-32744 CVE-2022-32745 CVE-2022-32746 CVE-2022-3437 CVE-2022-38023 CVE-2022-42898
CWE-ID	CWE-264 CWE-401 CWE-835 CWE-416 CWE-122 CWE-254 CWE-190
Exploitation vector	Network
Public exploit	N/A
Vulnerable software	SUSE Linux Enterprise High Performance Computing Operating systems & Components / Operating system SUSE Linux Enterprise High Availability Operating systems & Components / Operating system SUSE Linux Enterprise Software Development Kit Operating systems & Components / Operating system SUSE Linux Enterprise Server for SAP Applications Operating systems & Components / Operating system SUSE Linux Enterprise Server Operating systems & Components / Operating system ctdb-debuginfo Operating systems & Components / Operating system package or component ctdb Operating systems & Components / Operating system package or component samba-doc Operating systems & Components / Operating system package or component samba-winbind-libs-debuginfo-32bit Operating systems & Components / Operating system package or component samba-winbind-libs-32bit Operating systems & Components / Operating system package or component samba-libs-python3-debuginfo-32bit Operating systems & Components / Operating system package or component samba-libs-python3-32bit Operating systems & Components / Operating system package or component samba-libs-debuginfo-32bit Operating systems & Components / Operating system package or component samba-libs-32bit Operating systems & Components / Operating system package or component samba-client-libs-debuginfo-32bit Operating systems & Components / Operating system package or component samba-client-libs-32bit Operating systems & Components / Operating system package or component samba-client-debuginfo-32bit Operating systems & Components / Operating system package or component samba-client-32bit Operating systems & Components / Operating system package or component libsamba-policy0-python3-debuginfo-32bit Operating systems & Components / Operating system package or component libsamba-policy0-python3-32bit Operating systems & Components / Operating system package or component samba-winbind-libs-debuginfo Operating systems & Components / Operating system package or component samba-winbind-libs Operating systems & Components / Operating system package or component samba-winbind-debuginfo Operating systems & Components / Operating system package or component samba-winbind Operating systems & Components / Operating system package or component samba-tool Operating systems & Components / Operating system package or component samba-python3-debuginfo Operating systems & Components / Operating system package or component samba-python3 Operating systems & Components / Operating system package or component samba-libs-python3-debuginfo Operating systems & Components / Operating system package or component samba-libs-python3 Operating systems & Components / Operating system package or component samba-libs-debuginfo Operating systems & Components / Operating system package or component samba-libs Operating systems & Components / Operating system package or component samba-ldb-ldap-debuginfo Operating systems & Components / Operating system package or component samba-ldb-ldap Operating systems & Components / Operating system package or component samba-client-libs-debuginfo Operating systems & Components / Operating system package or component samba-client-libs Operating systems & Components / Operating system package or component samba-client-debuginfo Operating systems & Components / Operating system package or component samba-client Operating systems & Components / Operating system package or component samba Operating systems & Components / Operating system package or component libsamba-policy0-python3-debuginfo Operating systems & Components / Operating system package or component libsamba-policy0-python3 Operating systems & Components / Operating system package or component samba-devel-32bit Operating systems & Components / Operating system package or component samba-devel Operating systems & Components / Operating system package or component samba-debugsource Operating systems & Components / Operating system package or component samba-debuginfo Operating systems & Components / Operating system package or component libsamba-policy-python3-devel Operating systems & Components / Operating system package or component libsamba-policy-devel Operating systems & Components / Operating system package or component
Vendor	SUSE

Security Bulletin

This security bulletin contains information about 8 vulnerabilities.

1) Security restrictions bypass

EUVDB-ID: #VU65820

Risk: Medium

CVSSv4.0: 6 [CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2022-2031

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a remote user to escalate privileges on the system.

The vulnerability exists due to the way the KDC kpasswd service handles password change requests. A remote user can escalate privileges on the system.

Mitigation

Update the affected package samba to the latest version.

Vulnerable software versions

SUSE Linux Enterprise High Performance Computing: 12-SP5

SUSE Linux Enterprise High Availability: 12-SP5

SUSE Linux Enterprise Software Development Kit: 12-SP5

SUSE Linux Enterprise Server for SAP Applications: 12-SP5

SUSE Linux Enterprise Server: 12-SP5

ctdb-debuginfo: before 4.15.13+git.482.1ac2c665c7-3.74.1

ctdb: before 4.15.13+git.482.1ac2c665c7-3.74.1

samba-doc: before 4.15.13+git.482.1ac2c665c7-3.74.1

samba-winbind-libs-debuginfo-32bit: before 4.15.13+git.482.1ac2c665c7-3.74.1

samba-winbind-libs-32bit: before 4.15.13+git.482.1ac2c665c7-3.74.1

samba-libs-python3-debuginfo-32bit: before 4.15.13+git.482.1ac2c665c7-3.74.1

samba-libs-python3-32bit: before 4.15.13+git.482.1ac2c665c7-3.74.1

samba-libs-debuginfo-32bit: before 4.15.13+git.482.1ac2c665c7-3.74.1

samba-libs-32bit: before 4.15.13+git.482.1ac2c665c7-3.74.1

samba-client-libs-debuginfo-32bit: before 4.15.13+git.482.1ac2c665c7-3.74.1

samba-client-libs-32bit: before 4.15.13+git.482.1ac2c665c7-3.74.1

samba-client-debuginfo-32bit: before 4.15.13+git.482.1ac2c665c7-3.74.1

samba-client-32bit: before 4.15.13+git.482.1ac2c665c7-3.74.1

libsamba-policy0-python3-debuginfo-32bit: before 4.15.13+git.482.1ac2c665c7-3.74.1

libsamba-policy0-python3-32bit: before 4.15.13+git.482.1ac2c665c7-3.74.1

samba-winbind-libs-debuginfo: before 4.15.13+git.482.1ac2c665c7-3.74.1

samba-winbind-libs: before 4.15.13+git.482.1ac2c665c7-3.74.1

samba-winbind-debuginfo: before 4.15.13+git.482.1ac2c665c7-3.74.1

samba-winbind: before 4.15.13+git.482.1ac2c665c7-3.74.1

samba-tool: before 4.15.13+git.482.1ac2c665c7-3.74.1

samba-python3-debuginfo: before 4.15.13+git.482.1ac2c665c7-3.74.1

samba-python3: before 4.15.13+git.482.1ac2c665c7-3.74.1

samba-libs-python3-debuginfo: before 4.15.13+git.482.1ac2c665c7-3.74.1

samba-libs-python3: before 4.15.13+git.482.1ac2c665c7-3.74.1

samba-libs-debuginfo: before 4.15.13+git.482.1ac2c665c7-3.74.1

samba-libs: before 4.15.13+git.482.1ac2c665c7-3.74.1

samba-ldb-ldap-debuginfo: before 4.15.13+git.482.1ac2c665c7-3.74.1

samba-ldb-ldap: before 4.15.13+git.482.1ac2c665c7-3.74.1

samba-client-libs-debuginfo: before 4.15.13+git.482.1ac2c665c7-3.74.1

samba-client-libs: before 4.15.13+git.482.1ac2c665c7-3.74.1

samba-client-debuginfo: before 4.15.13+git.482.1ac2c665c7-3.74.1

samba-client: before 4.15.13+git.482.1ac2c665c7-3.74.1

samba: before 4.15.13+git.482.1ac2c665c7-3.74.1

libsamba-policy0-python3-debuginfo: before 4.15.13+git.482.1ac2c665c7-3.74.1

libsamba-policy0-python3: before 4.15.13+git.482.1ac2c665c7-3.74.1

samba-devel-32bit: before 4.15.13+git.482.1ac2c665c7-3.74.1

samba-devel: before 4.15.13+git.482.1ac2c665c7-3.74.1

samba-debugsource: before 4.15.13+git.482.1ac2c665c7-3.74.1

samba-debuginfo: before 4.15.13+git.482.1ac2c665c7-3.74.1

libsamba-policy-python3-devel: before 4.15.13+git.482.1ac2c665c7-3.74.1

libsamba-policy-devel: before 4.15.13+git.482.1ac2c665c7-3.74.1

CPE2.3

External links

https://www.suse.com/support/update/announcement/2023/suse-su-20230081-1/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the local network (LAN).

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Memory leak

EUVDB-ID: #VU65824

Risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-32742

CWE-ID: CWE-401 - Missing release of memory after effective lifetime

Exploit availability: No

Description

The vulnerability allows a remote user to gain access to sensitive information.

The vulnerability exists due memory leak when handling SMB1 requests. A remote user with ability to write data to a file share can force the application to leak memory and gain access to potentially sensitive information.