SUSE update for xorg-x11-server



| Updated: 2023-01-09
Risk Low
Patch available YES
Number of vulnerabilities 6
CVE-ID CVE-2022-4283
CVE-2022-46340
CVE-2022-46341
CVE-2022-46342
CVE-2022-46343
CVE-2022-46344
CWE-ID CWE-416
CWE-121
CWE-125
Exploitation vector Local
Public exploit N/A
Vulnerable software
 SUSE Enterprise Storage
Operating systems & Components / Operating system

SUSE Linux Enterprise Workstation Extension
Operating systems & Components / Operating system

SUSE Manager Retail Branch Server
Operating systems & Components / Operating system

SUSE Manager Server
Operating systems & Components / Operating system

SUSE Manager Proxy
Operating systems & Components / Operating system

SUSE Linux Enterprise Server for SAP
Operating systems & Components / Operating system

SUSE Linux Enterprise Server
Operating systems & Components / Operating system

SUSE Linux Enterprise High Performance Computing
Operating systems & Components / Operating system

SUSE Linux Enterprise Desktop
Operating systems & Components / Operating system

openSUSE Leap
Operating systems & Components / Operating system

SUSE Linux Enterprise Server for SAP Applications
Operating systems & Components / Operating system

SUSE Linux Enterprise Module for Development Tools
Operating systems & Components / Operating system

SUSE Linux Enterprise Module for Basesystem
Operating systems & Components / Operating system

xorg-x11-server-source
Operating systems & Components / Operating system package or component

xorg-x11-server-sdk
Operating systems & Components / Operating system package or component

xorg-x11-server-extra-debuginfo
Operating systems & Components / Operating system package or component

xorg-x11-server-extra
Operating systems & Components / Operating system package or component

xorg-x11-server-debugsource
Operating systems & Components / Operating system package or component

xorg-x11-server-debuginfo
Operating systems & Components / Operating system package or component

xorg-x11-server
Operating systems & Components / Operating system package or component

xorg-x11-server-wayland-debuginfo
Operating systems & Components / Operating system package or component

xorg-x11-server-wayland
Operating systems & Components / Operating system package or component

Vendor SUSE

Security Bulletin

This security bulletin contains information about 6 vulnerabilities.

1) Use-after-free

EUVDB-ID: #VU70438

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-4283

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

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

The vulnerability exists due to a use-after-free error when handling XkbCopyNames requests. A local user can trigger a use-after-free error and execute arbitrary code with elevated privileges.

Mitigation

Update the affected package xorg-x11-server to the latest version.

Vulnerable software versions

SUSE Enterprise Storage: 7.1

SUSE Linux Enterprise Workstation Extension: 15-SP3 - 15-SP4

SUSE Manager Retail Branch Server: 4.1 - 4.2

SUSE Manager Server: 4.1 - 4.2

SUSE Manager Proxy: 4.1 - 4.2

SUSE Linux Enterprise Server for SAP: 15-SP2

SUSE Linux Enterprise Server: 15-SP2-LTSS - 15-SP4

SUSE Linux Enterprise High Performance Computing: 15-SP2-LTSS - 15-SP3

SUSE Linux Enterprise Desktop: 15-SP3 - 15-SP4

openSUSE Leap: 15.3 - 15.4

SUSE Linux Enterprise Server for SAP Applications: 15-SP3 - 15-SP4

SUSE Linux Enterprise Module for Development Tools: 15-SP3

SUSE Linux Enterprise Module for Basesystem: 15-SP3

xorg-x11-server-source: before 1.20.3-150200.22.5.63.1

xorg-x11-server-sdk: before 1.20.3-150200.22.5.63.1

xorg-x11-server-extra-debuginfo: before 1.20.3-150200.22.5.63.1

xorg-x11-server-extra: before 1.20.3-150200.22.5.63.1

xorg-x11-server-debugsource: before 1.20.3-150200.22.5.63.1

xorg-x11-server-debuginfo: before 1.20.3-150200.22.5.63.1

xorg-x11-server: before 1.20.3-150200.22.5.63.1

xorg-x11-server-wayland-debuginfo: before 1.20.3-150200.22.5.63.1

xorg-x11-server-wayland: before 1.20.3-150200.22.5.63.1

CPE2.3 External links

https://www.suse.com/support/update/announcement/2022/suse-su-20224480-1/


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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

2) Stack-based buffer overflow

EUVDB-ID: #VU70433

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-46340

CWE-ID: CWE-121 - Stack-based buffer overflow

Exploit availability: No

Description

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

The vulnerability exists due to a boundary error  within the swap handler for the XTestFakeInput request of the XTest extension if GenericEvents with lengths larger than 32 bytes are sent through a the XTestFakeInput request. A local user can trigger a stack-based buffer overflow and execute arbitrary code with elevated privileges.


Mitigation

Update the affected package xorg-x11-server to the latest version.

Vulnerable software versions

SUSE Enterprise Storage: 7.1

SUSE Linux Enterprise Workstation Extension: 15-SP3 - 15-SP4

SUSE Manager Retail Branch Server: 4.1 - 4.2

SUSE Manager Server: 4.1 - 4.2

SUSE Manager Proxy: 4.1 - 4.2

SUSE Linux Enterprise Server for SAP: 15-SP2

SUSE Linux Enterprise Server: 15-SP2-LTSS - 15-SP4

SUSE Linux Enterprise High Performance Computing: 15-SP2-LTSS - 15-SP3

SUSE Linux Enterprise Desktop: 15-SP3 - 15-SP4

openSUSE Leap: 15.3 - 15.4

SUSE Linux Enterprise Server for SAP Applications: 15-SP3 - 15-SP4

SUSE Linux Enterprise Module for Development Tools: 15-SP3

SUSE Linux Enterprise Module for Basesystem: 15-SP3

xorg-x11-server-source: before 1.20.3-150200.22.5.63.1

xorg-x11-server-sdk: before 1.20.3-150200.22.5.63.1

xorg-x11-server-extra-debuginfo: before 1.20.3-150200.22.5.63.1

xorg-x11-server-extra: before 1.20.3-150200.22.5.63.1

xorg-x11-server-debugsource: before 1.20.3-150200.22.5.63.1

xorg-x11-server-debuginfo: before 1.20.3-150200.22.5.63.1

xorg-x11-server: before 1.20.3-150200.22.5.63.1

xorg-x11-server-wayland-debuginfo: before 1.20.3-150200.22.5.63.1

xorg-x11-server-wayland: before 1.20.3-150200.22.5.63.1

CPE2.3 External links

https://www.suse.com/support/update/announcement/2022/suse-su-20224480-1/


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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

3) Out-of-bounds read

EUVDB-ID: #VU70434

Risk: Low

CVSSv4.0: 1.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-46341

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows a local user to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition when handling XIPassiveUngrab requests. A local user can trigger an out-of-bounds read error and read contents of memory on the system.

Mitigation

Update the affected package xorg-x11-server to the latest version.

Vulnerable software versions

SUSE Enterprise Storage: 7.1

SUSE Linux Enterprise Workstation Extension: 15-SP3 - 15-SP4

SUSE Manager Retail Branch Server: 4.1 - 4.2

SUSE Manager Server: 4.1 - 4.2

SUSE Manager Proxy: 4.1 - 4.2

SUSE Linux Enterprise Server for SAP: 15-SP2

SUSE Linux Enterprise Server: 15-SP2-LTSS - 15-SP4

SUSE Linux Enterprise High Performance Computing: 15-SP2-LTSS - 15-SP3

SUSE Linux Enterprise Desktop: 15-SP3 - 15-SP4

openSUSE Leap: 15.3 - 15.4

SUSE Linux Enterprise Server for SAP Applications: 15-SP3 - 15-SP4

SUSE Linux Enterprise Module for Development Tools: 15-SP3

SUSE Linux Enterprise Module for Basesystem: 15-SP3

xorg-x11-server-source: before 1.20.3-150200.22.5.63.1

xorg-x11-server-sdk: before 1.20.3-150200.22.5.63.1

xorg-x11-server-extra-debuginfo: before 1.20.3-150200.22.5.63.1

xorg-x11-server-extra: before 1.20.3-150200.22.5.63.1

xorg-x11-server-debugsource: before 1.20.3-150200.22.5.63.1

xorg-x11-server-debuginfo: before 1.20.3-150200.22.5.63.1

xorg-x11-server: before 1.20.3-150200.22.5.63.1

xorg-x11-server-wayland-debuginfo: before 1.20.3-150200.22.5.63.1

xorg-x11-server-wayland: before 1.20.3-150200.22.5.63.1

CPE2.3 External links

https://www.suse.com/support/update/announcement/2022/suse-su-20224480-1/


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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

4) Use-after-free

EUVDB-ID: #VU70435

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-46342

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

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

The vulnerability exists due to a use-after-free error when handling XvdiSelectVideoNotify requests. A local user can trigger a use-after-free error and execute arbitrary code with elevated privileges.


Mitigation

Update the affected package xorg-x11-server to the latest version.

Vulnerable software versions

SUSE Enterprise Storage: 7.1

SUSE Linux Enterprise Workstation Extension: 15-SP3 - 15-SP4

SUSE Manager Retail Branch Server: 4.1 - 4.2

SUSE Manager Server: 4.1 - 4.2

SUSE Manager Proxy: 4.1 - 4.2

SUSE Linux Enterprise Server for SAP: 15-SP2

SUSE Linux Enterprise Server: 15-SP2-LTSS - 15-SP4

SUSE Linux Enterprise High Performance Computing: 15-SP2-LTSS - 15-SP3

SUSE Linux Enterprise Desktop: 15-SP3 - 15-SP4

openSUSE Leap: 15.3 - 15.4

SUSE Linux Enterprise Server for SAP Applications: 15-SP3 - 15-SP4

SUSE Linux Enterprise Module for Development Tools: 15-SP3

SUSE Linux Enterprise Module for Basesystem: 15-SP3

xorg-x11-server-source: before 1.20.3-150200.22.5.63.1

xorg-x11-server-sdk: before 1.20.3-150200.22.5.63.1

xorg-x11-server-extra-debuginfo: before 1.20.3-150200.22.5.63.1

xorg-x11-server-extra: before 1.20.3-150200.22.5.63.1

xorg-x11-server-debugsource: before 1.20.3-150200.22.5.63.1

xorg-x11-server-debuginfo: before 1.20.3-150200.22.5.63.1

xorg-x11-server: before 1.20.3-150200.22.5.63.1

xorg-x11-server-wayland-debuginfo: before 1.20.3-150200.22.5.63.1

xorg-x11-server-wayland: before 1.20.3-150200.22.5.63.1

CPE2.3 External links

https://www.suse.com/support/update/announcement/2022/suse-su-20224480-1/


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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

5) Use-after-free

EUVDB-ID: #VU70436

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-46343

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

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

The vulnerability exists due to a use-after-free error when handling ScreenSaverSetAttributes requests. A local user can trigger a use-after-free error and execute arbitrary code with elevated privileges.



Mitigation

Update the affected package xorg-x11-server to the latest version.

Vulnerable software versions

SUSE Enterprise Storage: 7.1

SUSE Linux Enterprise Workstation Extension: 15-SP3 - 15-SP4

SUSE Manager Retail Branch Server: 4.1 - 4.2

SUSE Manager Server: 4.1 - 4.2

SUSE Manager Proxy: 4.1 - 4.2

SUSE Linux Enterprise Server for SAP: 15-SP2

SUSE Linux Enterprise Server: 15-SP2-LTSS - 15-SP4

SUSE Linux Enterprise High Performance Computing: 15-SP2-LTSS - 15-SP3

SUSE Linux Enterprise Desktop: 15-SP3 - 15-SP4

openSUSE Leap: 15.3 - 15.4

SUSE Linux Enterprise Server for SAP Applications: 15-SP3 - 15-SP4

SUSE Linux Enterprise Module for Development Tools: 15-SP3

SUSE Linux Enterprise Module for Basesystem: 15-SP3

xorg-x11-server-source: before 1.20.3-150200.22.5.63.1

xorg-x11-server-sdk: before 1.20.3-150200.22.5.63.1

xorg-x11-server-extra-debuginfo: before 1.20.3-150200.22.5.63.1

xorg-x11-server-extra: before 1.20.3-150200.22.5.63.1

xorg-x11-server-debugsource: before 1.20.3-150200.22.5.63.1

xorg-x11-server-debuginfo: before 1.20.3-150200.22.5.63.1

xorg-x11-server: before 1.20.3-150200.22.5.63.1

xorg-x11-server-wayland-debuginfo: before 1.20.3-150200.22.5.63.1

xorg-x11-server-wayland: before 1.20.3-150200.22.5.63.1

CPE2.3 External links

https://www.suse.com/support/update/announcement/2022/suse-su-20224480-1/


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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

6) Out-of-bounds read

EUVDB-ID: #VU70437

Risk: Low

CVSSv4.0: 1.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-46344

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows a local user to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition when handling XIChangeProperty requests. A local user can trigger an out-of-bounds read error and read contents of memory on the system.

Mitigation

Update the affected package xorg-x11-server to the latest version.

Vulnerable software versions

SUSE Enterprise Storage: 7.1

SUSE Linux Enterprise Workstation Extension: 15-SP3 - 15-SP4

SUSE Manager Retail Branch Server: 4.1 - 4.2

SUSE Manager Server: 4.1 - 4.2

SUSE Manager Proxy: 4.1 - 4.2

SUSE Linux Enterprise Server for SAP: 15-SP2

SUSE Linux Enterprise Server: 15-SP2-LTSS - 15-SP4

SUSE Linux Enterprise High Performance Computing: 15-SP2-LTSS - 15-SP3

SUSE Linux Enterprise Desktop: 15-SP3 - 15-SP4

openSUSE Leap: 15.3 - 15.4

SUSE Linux Enterprise Server for SAP Applications: 15-SP3 - 15-SP4

SUSE Linux Enterprise Module for Development Tools: 15-SP3

SUSE Linux Enterprise Module for Basesystem: 15-SP3

xorg-x11-server-source: before 1.20.3-150200.22.5.63.1

xorg-x11-server-sdk: before 1.20.3-150200.22.5.63.1

xorg-x11-server-extra-debuginfo: before 1.20.3-150200.22.5.63.1

xorg-x11-server-extra: before 1.20.3-150200.22.5.63.1

xorg-x11-server-debugsource: before 1.20.3-150200.22.5.63.1

xorg-x11-server-debuginfo: before 1.20.3-150200.22.5.63.1

xorg-x11-server: before 1.20.3-150200.22.5.63.1

xorg-x11-server-wayland-debuginfo: before 1.20.3-150200.22.5.63.1

xorg-x11-server-wayland: before 1.20.3-150200.22.5.63.1

CPE2.3 External links

https://www.suse.com/support/update/announcement/2022/suse-su-20224480-1/


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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



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