Anolis OS update for xorg-x11-server



Risk Low
Patch available YES
Number of vulnerabilities 9
CVE-ID CVE-2023-5367
CVE-2023-5380
CVE-2023-6377
CVE-2023-6478
CVE-2024-0229
CVE-2024-0408
CVE-2024-0409
CVE-2024-21885
CVE-2024-21886
CWE-ID CWE-787
CWE-416
CWE-190
CWE-362
CWE-20
CWE-399
CWE-122
Exploitation vector Local
Public exploit N/A
Vulnerable software
 Anolis OS
Operating systems & Components / Operating system

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

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

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

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

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

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

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

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

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

Vendor OpenAnolis

Security Bulletin

This security bulletin contains information about 9 vulnerabilities.

1) Out-of-bounds write

EUVDB-ID: #VU82380

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-2023-5367

CWE-ID: CWE-787 - Out-of-bounds write

Exploit availability: No

Description

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

The vulnerability exists due to a boundary error in IChangeDeviceProperty/RRChangeOutputProperty. A local user can trigger an out-of-bounds write and execute arbitrary code with elevated privileges.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Anolis OS: 8

xorg-x11-server-source: before 1.20.11-16.0.5

xorg-x11-server-doc: before 1.20.11-16.0.5

xorg-x11-server-devel: before 1.20.11-16.0.5

xorg-x11-server-common: before 1.20.11-16.0.5

xorg-x11-server-Xvfb: before 1.20.11-16.0.5

xorg-x11-server-Xorg: before 1.20.11-16.0.5

xorg-x11-server-Xnest: before 1.20.11-16.0.5

xorg-x11-server-Xephyr: before 1.20.11-16.0.5

xorg-x11-server-Xdmx: before 1.20.11-16.0.5

CPE2.3 External links

https://anas.openanolis.cn/errata/detail/ANSA-2024:0650


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) Use-after-free

EUVDB-ID: #VU82381

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-2023-5380

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 in DestroyWindow. A local user can trigger a use-after-free error and execute arbitrary code with elevated privileges.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Anolis OS: 8

xorg-x11-server-source: before 1.20.11-16.0.5

xorg-x11-server-doc: before 1.20.11-16.0.5

xorg-x11-server-devel: before 1.20.11-16.0.5

xorg-x11-server-common: before 1.20.11-16.0.5

xorg-x11-server-Xvfb: before 1.20.11-16.0.5

xorg-x11-server-Xorg: before 1.20.11-16.0.5

xorg-x11-server-Xnest: before 1.20.11-16.0.5

xorg-x11-server-Xephyr: before 1.20.11-16.0.5

xorg-x11-server-Xdmx: before 1.20.11-16.0.5

CPE2.3 External links

https://anas.openanolis.cn/errata/detail/ANSA-2024:0650


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 write

EUVDB-ID: #VU84372

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-2023-6377

CWE-ID: CWE-787 - Out-of-bounds write

Exploit availability: No

Description

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

The vulnerability exists due to a boundary error in the XKB button handler when switching logical input devices. A local user can trigger an out-of-bounds write and execute arbitrary code with elevated privileges.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Anolis OS: 8

xorg-x11-server-source: before 1.20.11-16.0.5

xorg-x11-server-doc: before 1.20.11-16.0.5

xorg-x11-server-devel: before 1.20.11-16.0.5

xorg-x11-server-common: before 1.20.11-16.0.5

xorg-x11-server-Xvfb: before 1.20.11-16.0.5

xorg-x11-server-Xorg: before 1.20.11-16.0.5

xorg-x11-server-Xnest: before 1.20.11-16.0.5

xorg-x11-server-Xephyr: before 1.20.11-16.0.5

xorg-x11-server-Xdmx: before 1.20.11-16.0.5

CPE2.3 External links

https://anas.openanolis.cn/errata/detail/ANSA-2024:0650


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) Integer overflow

EUVDB-ID: #VU84373

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-2023-6478

CWE-ID: CWE-190 - Integer overflow

Exploit availability: No

Description

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

The vulnerability exists due to integer overflow when handling RRChangeProviderProperty or RRChangeOutputProperty requests. A local user can send a specially crafted request to the server, trigger an integer overflow and gain access to sensitive information.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Anolis OS: 8

xorg-x11-server-source: before 1.20.11-16.0.5

xorg-x11-server-doc: before 1.20.11-16.0.5

xorg-x11-server-devel: before 1.20.11-16.0.5

xorg-x11-server-common: before 1.20.11-16.0.5

xorg-x11-server-Xvfb: before 1.20.11-16.0.5

xorg-x11-server-Xorg: before 1.20.11-16.0.5

xorg-x11-server-Xnest: before 1.20.11-16.0.5

xorg-x11-server-Xephyr: before 1.20.11-16.0.5

xorg-x11-server-Xdmx: before 1.20.11-16.0.5

CPE2.3 External links

https://anas.openanolis.cn/errata/detail/ANSA-2024:0650


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) Race condition

EUVDB-ID: #VU85448

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-2024-0229

CWE-ID: CWE-362 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

Exploit availability: No

Description

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

The vulnerability exists due to a race condition when reattaching to a different master device. A local user can exploit the race and gain unauthorized access to sensitive information and escalate privileges on the system.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Anolis OS: 8

xorg-x11-server-source: before 1.20.11-16.0.5

xorg-x11-server-doc: before 1.20.11-16.0.5

xorg-x11-server-devel: before 1.20.11-16.0.5

xorg-x11-server-common: before 1.20.11-16.0.5

xorg-x11-server-Xvfb: before 1.20.11-16.0.5

xorg-x11-server-Xorg: before 1.20.11-16.0.5

xorg-x11-server-Xnest: before 1.20.11-16.0.5

xorg-x11-server-Xephyr: before 1.20.11-16.0.5

xorg-x11-server-Xdmx: before 1.20.11-16.0.5

CPE2.3 External links

https://anas.openanolis.cn/errata/detail/ANSA-2024:0650


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) Input validation error

EUVDB-ID: #VU85449

Risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-0408

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to incorrectly labeled GLX PBuffers. A local user can perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Anolis OS: 8

xorg-x11-server-source: before 1.20.11-16.0.5

xorg-x11-server-doc: before 1.20.11-16.0.5

xorg-x11-server-devel: before 1.20.11-16.0.5

xorg-x11-server-common: before 1.20.11-16.0.5

xorg-x11-server-Xvfb: before 1.20.11-16.0.5

xorg-x11-server-Xorg: before 1.20.11-16.0.5

xorg-x11-server-Xnest: before 1.20.11-16.0.5

xorg-x11-server-Xephyr: before 1.20.11-16.0.5

xorg-x11-server-Xdmx: before 1.20.11-16.0.5

CPE2.3 External links

https://anas.openanolis.cn/errata/detail/ANSA-2024:0650


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.

7) Resource management error

EUVDB-ID: #VU85450

Risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-0409

CWE-ID: CWE-399 - Resource Management Errors

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to improper handling of the curser code when used with SELinux. A local user can perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Anolis OS: 8

xorg-x11-server-source: before 1.20.11-16.0.5

xorg-x11-server-doc: before 1.20.11-16.0.5

xorg-x11-server-devel: before 1.20.11-16.0.5

xorg-x11-server-common: before 1.20.11-16.0.5

xorg-x11-server-Xvfb: before 1.20.11-16.0.5

xorg-x11-server-Xorg: before 1.20.11-16.0.5

xorg-x11-server-Xnest: before 1.20.11-16.0.5

xorg-x11-server-Xephyr: before 1.20.11-16.0.5

xorg-x11-server-Xdmx: before 1.20.11-16.0.5

CPE2.3 External links

https://anas.openanolis.cn/errata/detail/ANSA-2024:0650


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.

8) Heap-based buffer overflow

EUVDB-ID: #VU85451

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-2024-21885

CWE-ID: CWE-122 - Heap-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 XISendDeviceHierarchyEvent() function. A local user can trigger a heap-based buffer overflow and execute arbitrary code on the target system.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Anolis OS: 8

xorg-x11-server-source: before 1.20.11-16.0.5

xorg-x11-server-doc: before 1.20.11-16.0.5

xorg-x11-server-devel: before 1.20.11-16.0.5

xorg-x11-server-common: before 1.20.11-16.0.5

xorg-x11-server-Xvfb: before 1.20.11-16.0.5

xorg-x11-server-Xorg: before 1.20.11-16.0.5

xorg-x11-server-Xnest: before 1.20.11-16.0.5

xorg-x11-server-Xephyr: before 1.20.11-16.0.5

xorg-x11-server-Xdmx: before 1.20.11-16.0.5

CPE2.3 External links

https://anas.openanolis.cn/errata/detail/ANSA-2024:0650


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.

9) Heap-based buffer overflow

EUVDB-ID: #VU85452

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-2024-21886

CWE-ID: CWE-122 - Heap-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 DisableDevice() function. A local user can trigger a heap-based buffer overflow and execute arbitrary code on the target system.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Anolis OS: 8

xorg-x11-server-source: before 1.20.11-16.0.5

xorg-x11-server-doc: before 1.20.11-16.0.5

xorg-x11-server-devel: before 1.20.11-16.0.5

xorg-x11-server-common: before 1.20.11-16.0.5

xorg-x11-server-Xvfb: before 1.20.11-16.0.5

xorg-x11-server-Xorg: before 1.20.11-16.0.5

xorg-x11-server-Xnest: before 1.20.11-16.0.5

xorg-x11-server-Xephyr: before 1.20.11-16.0.5

xorg-x11-server-Xdmx: before 1.20.11-16.0.5

CPE2.3 External links

https://anas.openanolis.cn/errata/detail/ANSA-2024:0650


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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