Anolis OS update for kernel



Risk High
Patch available YES
Number of vulnerabilities 8
CVE-ID CVE-2021-33631
CVE-2022-38096
CVE-2023-51042
CVE-2023-6546
CVE-2023-6931
CVE-2024-0565
CVE-2024-1086
CVE-2023-52562
CWE-ID CWE-190
CWE-476
CWE-416
CWE-362
CWE-787
CWE-191
CWE-617
Exploitation vector Local network
Public exploit Vulnerability #7 is being exploited in the wild.
Vulnerable software
 Anolis OS
Operating systems & Components / Operating system

kernel-doc
Operating systems & Components / Operating system package or component

kernel-abi-stablelists
Operating systems & Components / Operating system package or component

python3-perf
Operating systems & Components / Operating system package or component

perf
Operating systems & Components / Operating system package or component

kernel-tools-libs-devel
Operating systems & Components / Operating system package or component

kernel-tools-libs
Operating systems & Components / Operating system package or component

kernel-tools
Operating systems & Components / Operating system package or component

kernel-modules-extra
Operating systems & Components / Operating system package or component

kernel-modules
Operating systems & Components / Operating system package or component

kernel-headers
Operating systems & Components / Operating system package or component

kernel-devel
Operating systems & Components / Operating system package or component

kernel-debug-modules-extra
Operating systems & Components / Operating system package or component

kernel-debug-modules
Operating systems & Components / Operating system package or component

kernel-debug-devel
Operating systems & Components / Operating system package or component

kernel-debug-core
Operating systems & Components / Operating system package or component

kernel-debug
Operating systems & Components / Operating system package or component

kernel-cross-headers
Operating systems & Components / Operating system package or component

kernel-core
Operating systems & Components / Operating system package or component

kernel
Operating systems & Components / Operating system package or component

bpftool
Operating systems & Components / Operating system package or component

Vendor OpenAnolis

Security Bulletin

This security bulletin contains information about 8 vulnerabilities.

1) Integer overflow

EUVDB-ID: #VU86575

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-2021-33631

CWE-ID: CWE-190 - Integer overflow

Exploit availability: No

Description

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

The vulnerability exists due to integer overflow when mounting a malicious filesystem. A local user can mount a specially crafted filesystem, trigger an integer overflow and execute arbitrary code.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Anolis OS: 8

kernel-doc: before 4.18.0-513.24.1.0.1

kernel-abi-stablelists: before 4.18.0-513.24.1.0.1

python3-perf: before 4.18.0-513.24.1.0.1

perf: before 4.18.0-513.24.1.0.1

kernel-tools-libs-devel: before 4.18.0-513.24.1.0.1

kernel-tools-libs: before 4.18.0-513.24.1.0.1

kernel-tools: before 4.18.0-513.24.1.0.1

kernel-modules-extra: before 4.18.0-513.24.1.0.1

kernel-modules: before 4.18.0-513.24.1.0.1

kernel-headers: before 4.18.0-513.24.1.0.1

kernel-devel: before 4.18.0-513.24.1.0.1

kernel-debug-modules-extra: before 4.18.0-513.24.1.0.1

kernel-debug-modules: before 4.18.0-513.24.1.0.1

kernel-debug-devel: before 4.18.0-513.24.1.0.1

kernel-debug-core: before 4.18.0-513.24.1.0.1

kernel-debug: before 4.18.0-513.24.1.0.1

kernel-cross-headers: before 4.18.0-513.24.1.0.1

kernel-core: before 4.18.0-513.24.1.0.1

kernel: before 4.18.0-513.24.1.0.1

bpftool: before 4.18.0-513.24.1.0.1

CPE2.3 External links

https://anas.openanolis.cn/errata/detail/ANSA-2024:0380


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) NULL pointer dereference

EUVDB-ID: #VU73764

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-2022-38096

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

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

The vulnerability exists due to a NULL pointer dereference error in vmwgfx driver in drivers/gpu/vmxgfx/vmxgfx_execbuf.c in GPU component of Linux kernel with device file '/dev/dri/renderD128 (or Dxxx)'. A local user can perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Anolis OS: 8

kernel-doc: before 4.18.0-513.24.1.0.1

kernel-abi-stablelists: before 4.18.0-513.24.1.0.1

python3-perf: before 4.18.0-513.24.1.0.1

perf: before 4.18.0-513.24.1.0.1

kernel-tools-libs-devel: before 4.18.0-513.24.1.0.1

kernel-tools-libs: before 4.18.0-513.24.1.0.1

kernel-tools: before 4.18.0-513.24.1.0.1

kernel-modules-extra: before 4.18.0-513.24.1.0.1

kernel-modules: before 4.18.0-513.24.1.0.1

kernel-headers: before 4.18.0-513.24.1.0.1

kernel-devel: before 4.18.0-513.24.1.0.1

kernel-debug-modules-extra: before 4.18.0-513.24.1.0.1

kernel-debug-modules: before 4.18.0-513.24.1.0.1

kernel-debug-devel: before 4.18.0-513.24.1.0.1

kernel-debug-core: before 4.18.0-513.24.1.0.1

kernel-debug: before 4.18.0-513.24.1.0.1

kernel-cross-headers: before 4.18.0-513.24.1.0.1

kernel-core: before 4.18.0-513.24.1.0.1

kernel: before 4.18.0-513.24.1.0.1

bpftool: before 4.18.0-513.24.1.0.1

CPE2.3 External links

https://anas.openanolis.cn/errata/detail/ANSA-2024:0380


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) Use-after-free

EUVDB-ID: #VU86560

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-2023-51042

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 within the amdgpu_cs_wait_all_fences() function in drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c. 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

kernel-doc: before 4.18.0-513.24.1.0.1

kernel-abi-stablelists: before 4.18.0-513.24.1.0.1

python3-perf: before 4.18.0-513.24.1.0.1

perf: before 4.18.0-513.24.1.0.1

kernel-tools-libs-devel: before 4.18.0-513.24.1.0.1

kernel-tools-libs: before 4.18.0-513.24.1.0.1

kernel-tools: before 4.18.0-513.24.1.0.1

kernel-modules-extra: before 4.18.0-513.24.1.0.1

kernel-modules: before 4.18.0-513.24.1.0.1

kernel-headers: before 4.18.0-513.24.1.0.1

kernel-devel: before 4.18.0-513.24.1.0.1

kernel-debug-modules-extra: before 4.18.0-513.24.1.0.1

kernel-debug-modules: before 4.18.0-513.24.1.0.1

kernel-debug-devel: before 4.18.0-513.24.1.0.1

kernel-debug-core: before 4.18.0-513.24.1.0.1

kernel-debug: before 4.18.0-513.24.1.0.1

kernel-cross-headers: before 4.18.0-513.24.1.0.1

kernel-core: before 4.18.0-513.24.1.0.1

kernel: before 4.18.0-513.24.1.0.1

bpftool: before 4.18.0-513.24.1.0.1

CPE2.3 External links

https://anas.openanolis.cn/errata/detail/ANSA-2024:0380


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) Race condition

EUVDB-ID: #VU85241

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-2023-6546

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 in the GSM 0710 tty multiplexor in the Linux kernel. 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

kernel-doc: before 4.18.0-513.24.1.0.1

kernel-abi-stablelists: before 4.18.0-513.24.1.0.1

python3-perf: before 4.18.0-513.24.1.0.1

perf: before 4.18.0-513.24.1.0.1

kernel-tools-libs-devel: before 4.18.0-513.24.1.0.1

kernel-tools-libs: before 4.18.0-513.24.1.0.1

kernel-tools: before 4.18.0-513.24.1.0.1

kernel-modules-extra: before 4.18.0-513.24.1.0.1

kernel-modules: before 4.18.0-513.24.1.0.1

kernel-headers: before 4.18.0-513.24.1.0.1

kernel-devel: before 4.18.0-513.24.1.0.1

kernel-debug-modules-extra: before 4.18.0-513.24.1.0.1

kernel-debug-modules: before 4.18.0-513.24.1.0.1

kernel-debug-devel: before 4.18.0-513.24.1.0.1

kernel-debug-core: before 4.18.0-513.24.1.0.1

kernel-debug: before 4.18.0-513.24.1.0.1

kernel-cross-headers: before 4.18.0-513.24.1.0.1

kernel-core: before 4.18.0-513.24.1.0.1

kernel: before 4.18.0-513.24.1.0.1

bpftool: before 4.18.0-513.24.1.0.1

CPE2.3 External links

https://anas.openanolis.cn/errata/detail/ANSA-2024:0380


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) Out-of-bounds write

EUVDB-ID: #VU85021

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-2023-6931

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 Linux kernel's Performance Events system component. 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

kernel-doc: before 4.18.0-513.24.1.0.1

kernel-abi-stablelists: before 4.18.0-513.24.1.0.1

python3-perf: before 4.18.0-513.24.1.0.1

perf: before 4.18.0-513.24.1.0.1

kernel-tools-libs-devel: before 4.18.0-513.24.1.0.1

kernel-tools-libs: before 4.18.0-513.24.1.0.1

kernel-tools: before 4.18.0-513.24.1.0.1

kernel-modules-extra: before 4.18.0-513.24.1.0.1

kernel-modules: before 4.18.0-513.24.1.0.1

kernel-headers: before 4.18.0-513.24.1.0.1

kernel-devel: before 4.18.0-513.24.1.0.1

kernel-debug-modules-extra: before 4.18.0-513.24.1.0.1

kernel-debug-modules: before 4.18.0-513.24.1.0.1

kernel-debug-devel: before 4.18.0-513.24.1.0.1

kernel-debug-core: before 4.18.0-513.24.1.0.1

kernel-debug: before 4.18.0-513.24.1.0.1

kernel-cross-headers: before 4.18.0-513.24.1.0.1

kernel-core: before 4.18.0-513.24.1.0.1

kernel: before 4.18.0-513.24.1.0.1

bpftool: before 4.18.0-513.24.1.0.1

CPE2.3 External links

https://anas.openanolis.cn/errata/detail/ANSA-2024:0380


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) Integer underflow

EUVDB-ID: #VU86552

Risk: High

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

CVE-ID: CVE-2024-0565

CWE-ID: CWE-191 - Integer underflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to integer underflow within the receive_encrypted_standard() function in fs/smb/client/smb2ops.c in the SMB Client sub-component in the Linux Kernel. A remote attacker can trick the victim to connect to a malicious SMB server, trigger an integer underflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Anolis OS: 8

kernel-doc: before 4.18.0-513.24.1.0.1

kernel-abi-stablelists: before 4.18.0-513.24.1.0.1

python3-perf: before 4.18.0-513.24.1.0.1

perf: before 4.18.0-513.24.1.0.1

kernel-tools-libs-devel: before 4.18.0-513.24.1.0.1

kernel-tools-libs: before 4.18.0-513.24.1.0.1

kernel-tools: before 4.18.0-513.24.1.0.1

kernel-modules-extra: before 4.18.0-513.24.1.0.1

kernel-modules: before 4.18.0-513.24.1.0.1

kernel-headers: before 4.18.0-513.24.1.0.1

kernel-devel: before 4.18.0-513.24.1.0.1

kernel-debug-modules-extra: before 4.18.0-513.24.1.0.1

kernel-debug-modules: before 4.18.0-513.24.1.0.1

kernel-debug-devel: before 4.18.0-513.24.1.0.1

kernel-debug-core: before 4.18.0-513.24.1.0.1

kernel-debug: before 4.18.0-513.24.1.0.1

kernel-cross-headers: before 4.18.0-513.24.1.0.1

kernel-core: before 4.18.0-513.24.1.0.1

kernel: before 4.18.0-513.24.1.0.1

bpftool: before 4.18.0-513.24.1.0.1

CPE2.3 External links

https://anas.openanolis.cn/errata/detail/ANSA-2024:0380


Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

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

7) Use-after-free

EUVDB-ID: #VU86577

Risk: High

CVSSv4.0: 8.5 [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:A/U:Amber]

CVE-ID: CVE-2024-1086

CWE-ID: CWE-416 - Use After Free

Exploit availability: Yes

Description

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

The vulnerability exists due to a use-after-free error within the netfilter nf_tables component in Linux kernel. A local user can trigger a use-after-free error and execute arbitrary code on the system.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Anolis OS: 8

kernel-doc: before 4.18.0-513.24.1.0.1

kernel-abi-stablelists: before 4.18.0-513.24.1.0.1

python3-perf: before 4.18.0-513.24.1.0.1

perf: before 4.18.0-513.24.1.0.1

kernel-tools-libs-devel: before 4.18.0-513.24.1.0.1

kernel-tools-libs: before 4.18.0-513.24.1.0.1

kernel-tools: before 4.18.0-513.24.1.0.1

kernel-modules-extra: before 4.18.0-513.24.1.0.1

kernel-modules: before 4.18.0-513.24.1.0.1

kernel-headers: before 4.18.0-513.24.1.0.1

kernel-devel: before 4.18.0-513.24.1.0.1

kernel-debug-modules-extra: before 4.18.0-513.24.1.0.1

kernel-debug-modules: before 4.18.0-513.24.1.0.1

kernel-debug-devel: before 4.18.0-513.24.1.0.1

kernel-debug-core: before 4.18.0-513.24.1.0.1

kernel-debug: before 4.18.0-513.24.1.0.1

kernel-cross-headers: before 4.18.0-513.24.1.0.1

kernel-core: before 4.18.0-513.24.1.0.1

kernel: before 4.18.0-513.24.1.0.1

bpftool: before 4.18.0-513.24.1.0.1

CPE2.3 External links

https://anas.openanolis.cn/errata/detail/ANSA-2024:0380


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?

Yes. This vulnerability is being exploited in the wild.

8) Reachable assertion

EUVDB-ID: #VU90914

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-2023-52562

CWE-ID: CWE-617 - Reachable Assertion

Exploit availability: No

Description

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

The vulnerability exists due to reachable assertion within the slab_kmem_cache_release() and kmem_cache_destroy() functions in mm/slab_common.c. A local user can perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Anolis OS: 8

kernel-doc: before 4.18.0-513.24.1.0.1

kernel-abi-stablelists: before 4.18.0-513.24.1.0.1

python3-perf: before 4.18.0-513.24.1.0.1

perf: before 4.18.0-513.24.1.0.1

kernel-tools-libs-devel: before 4.18.0-513.24.1.0.1

kernel-tools-libs: before 4.18.0-513.24.1.0.1

kernel-tools: before 4.18.0-513.24.1.0.1

kernel-modules-extra: before 4.18.0-513.24.1.0.1

kernel-modules: before 4.18.0-513.24.1.0.1

kernel-headers: before 4.18.0-513.24.1.0.1

kernel-devel: before 4.18.0-513.24.1.0.1

kernel-debug-modules-extra: before 4.18.0-513.24.1.0.1

kernel-debug-modules: before 4.18.0-513.24.1.0.1

kernel-debug-devel: before 4.18.0-513.24.1.0.1

kernel-debug-core: before 4.18.0-513.24.1.0.1

kernel-debug: before 4.18.0-513.24.1.0.1

kernel-cross-headers: before 4.18.0-513.24.1.0.1

kernel-core: before 4.18.0-513.24.1.0.1

kernel: before 4.18.0-513.24.1.0.1

bpftool: before 4.18.0-513.24.1.0.1

CPE2.3 External links

https://anas.openanolis.cn/errata/detail/ANSA-2024:0380


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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