openEuler 22.03 LTS SP2 update for kernel

Published: 2024-03-22

Risk	Low
Patch available	YES
Number of vulnerabilities	5
CVE-ID	CVE-2021-46987 CVE-2023-52447 CVE-2023-52448 CVE-2023-52449 CVE-2023-52452
CWE-ID	CWE-833 CWE-416 CWE-476 CWE-665
Exploitation vector	Local
Public exploit	N/A
Vulnerable software Subscribe	openEuler Operating systems & Components / Operating system kernel-devel Operating systems & Components / Operating system package or component python3-perf-debuginfo Operating systems & Components / Operating system package or component kernel-tools Operating systems & Components / Operating system package or component kernel-headers Operating systems & Components / Operating system package or component perf Operating systems & Components / Operating system package or component kernel-debuginfo Operating systems & Components / Operating system package or component kernel-source Operating systems & Components / Operating system package or component perf-debuginfo Operating systems & Components / Operating system package or component python3-perf Operating systems & Components / Operating system package or component kernel-debugsource Operating systems & Components / Operating system package or component kernel-tools-devel Operating systems & Components / Operating system package or component kernel-tools-debuginfo Operating systems & Components / Operating system package or component kernel Operating systems & Components / Operating system package or component
Vendor	openEuler

Security Bulletin

This security bulletin contains information about 5 vulnerabilities.

1) Deadlock

EUVDB-ID: #VU87739

Risk: Low

CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-46987

CWE-ID: CWE-833 - Deadlock

Exploit availability: No

Description

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

The vulnerability exists due to a deadlock when cloning inline extent with low amount of free metadata space in btrfs. A local user can perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 22.03 LTS SP2

kernel-devel: before 5.10.0-153.47.0.125

python3-perf-debuginfo: before 5.10.0-153.47.0.125

kernel-tools: before 5.10.0-153.47.0.125

kernel-headers: before 5.10.0-153.47.0.125

perf: before 5.10.0-153.47.0.125

kernel-debuginfo: before 5.10.0-153.47.0.125

kernel-source: before 5.10.0-153.47.0.125

perf-debuginfo: before 5.10.0-153.47.0.125

python3-perf: before 5.10.0-153.47.0.125

kernel-debugsource: before 5.10.0-153.47.0.125

kernel-tools-devel: before 5.10.0-153.47.0.125

kernel-tools-debuginfo: before 5.10.0-153.47.0.125

kernel: before 5.10.0-153.47.0.125

External links

http://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2024-1300

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: #VU87740

Risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-52447

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 bpf. 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

openEuler: 22.03 LTS SP2

kernel-devel: before 5.10.0-153.47.0.125

python3-perf-debuginfo: before 5.10.0-153.47.0.125

kernel-tools: before 5.10.0-153.47.0.125

kernel-headers: before 5.10.0-153.47.0.125

perf: before 5.10.0-153.47.0.125

kernel-debuginfo: before 5.10.0-153.47.0.125

kernel-source: before 5.10.0-153.47.0.125

perf-debuginfo: before 5.10.0-153.47.0.125

python3-perf: before 5.10.0-153.47.0.125

kernel-debugsource: before 5.10.0-153.47.0.125

kernel-tools-devel: before 5.10.0-153.47.0.125

kernel-tools-debuginfo: before 5.10.0-153.47.0.125

kernel: before 5.10.0-153.47.0.125

External links

http://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2024-1300

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) NULL pointer dereference

EUVDB-ID: #VU87741

Risk: Low

CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-52448

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 gfs2_rgrp_dump() function. A local user can perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 22.03 LTS SP2

kernel-devel: before 5.10.0-153.47.0.125

python3-perf-debuginfo: before 5.10.0-153.47.0.125

kernel-tools: before 5.10.0-153.47.0.125

kernel-headers: before 5.10.0-153.47.0.125

perf: before 5.10.0-153.47.0.125

kernel-debuginfo: before 5.10.0-153.47.0.125

kernel-source: before 5.10.0-153.47.0.125

perf-debuginfo: before 5.10.0-153.47.0.125

python3-perf: before 5.10.0-153.47.0.125

kernel-debugsource: before 5.10.0-153.47.0.125

kernel-tools-devel: before 5.10.0-153.47.0.125

kernel-tools-debuginfo: before 5.10.0-153.47.0.125

kernel: before 5.10.0-153.47.0.125

External links

http://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2024-1300

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) NULL pointer dereference

EUVDB-ID: #VU87742

Risk: Low

CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-52449

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 mtd. A local user can perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 22.03 LTS SP2

kernel-devel: before 5.10.0-153.47.0.125

python3-perf-debuginfo: before 5.10.0-153.47.0.125

kernel-tools: before 5.10.0-153.47.0.125

kernel-headers: before 5.10.0-153.47.0.125

perf: before 5.10.0-153.47.0.125

kernel-debuginfo: before 5.10.0-153.47.0.125

kernel-source: before 5.10.0-153.47.0.125

perf-debuginfo: before 5.10.0-153.47.0.125

python3-perf: before 5.10.0-153.47.0.125

kernel-debugsource: before 5.10.0-153.47.0.125

kernel-tools-devel: before 5.10.0-153.47.0.125

kernel-tools-debuginfo: before 5.10.0-153.47.0.125

kernel: before 5.10.0-153.47.0.125

External links

http://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2024-1300

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) Improper Initialization

EUVDB-ID: #VU87743

Risk: Low

CVSSv3.1: 7.7 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-52452

CWE-ID: CWE-665 - Improper Initialization

Exploit availability: No

Description

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

The vulnerability exists due to improper initialization in bpf. A local user can run a specially crafted application to execute arbitrary code with escalated privileges on the system.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 22.03 LTS SP2

kernel-devel: before 5.10.0-153.47.0.125

python3-perf-debuginfo: before 5.10.0-153.47.0.125

kernel-tools: before 5.10.0-153.47.0.125

kernel-headers: before 5.10.0-153.47.0.125

perf: before 5.10.0-153.47.0.125

kernel-debuginfo: before 5.10.0-153.47.0.125

kernel-source: before 5.10.0-153.47.0.125

perf-debuginfo: before 5.10.0-153.47.0.125

python3-perf: before 5.10.0-153.47.0.125

kernel-debugsource: before 5.10.0-153.47.0.125

kernel-tools-devel: before 5.10.0-153.47.0.125

kernel-tools-debuginfo: before 5.10.0-153.47.0.125

kernel: before 5.10.0-153.47.0.125

External links

http://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2024-1300

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.