openEuler 22.03 LTS SP3 update for kernel



Published: 2024-03-22

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 SP3

kernel-debuginfo: before 5.10.0-192.0.0.105

kernel-devel: before 5.10.0-192.0.0.105

kernel-debugsource: before 5.10.0-192.0.0.105

python3-perf: before 5.10.0-192.0.0.105

kernel-headers: before 5.10.0-192.0.0.105

perf: before 5.10.0-192.0.0.105

python3-perf-debuginfo: before 5.10.0-192.0.0.105

perf-debuginfo: before 5.10.0-192.0.0.105

kernel-tools-devel: before 5.10.0-192.0.0.105

kernel-tools-debuginfo: before 5.10.0-192.0.0.105

kernel-source: before 5.10.0-192.0.0.105

kernel-tools: before 5.10.0-192.0.0.105

kernel: before 5.10.0-192.0.0.105

CPE2.3 External links

http://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2024-1301


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 SP3

kernel-debuginfo: before 5.10.0-192.0.0.105

kernel-devel: before 5.10.0-192.0.0.105

kernel-debugsource: before 5.10.0-192.0.0.105

python3-perf: before 5.10.0-192.0.0.105

kernel-headers: before 5.10.0-192.0.0.105

perf: before 5.10.0-192.0.0.105

python3-perf-debuginfo: before 5.10.0-192.0.0.105

perf-debuginfo: before 5.10.0-192.0.0.105

kernel-tools-devel: before 5.10.0-192.0.0.105

kernel-tools-debuginfo: before 5.10.0-192.0.0.105

kernel-source: before 5.10.0-192.0.0.105

kernel-tools: before 5.10.0-192.0.0.105

kernel: before 5.10.0-192.0.0.105

CPE2.3 External links

http://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2024-1301


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 SP3

kernel-debuginfo: before 5.10.0-192.0.0.105

kernel-devel: before 5.10.0-192.0.0.105

kernel-debugsource: before 5.10.0-192.0.0.105

python3-perf: before 5.10.0-192.0.0.105

kernel-headers: before 5.10.0-192.0.0.105

perf: before 5.10.0-192.0.0.105

python3-perf-debuginfo: before 5.10.0-192.0.0.105

perf-debuginfo: before 5.10.0-192.0.0.105

kernel-tools-devel: before 5.10.0-192.0.0.105

kernel-tools-debuginfo: before 5.10.0-192.0.0.105

kernel-source: before 5.10.0-192.0.0.105

kernel-tools: before 5.10.0-192.0.0.105

kernel: before 5.10.0-192.0.0.105

CPE2.3 External links

http://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2024-1301


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 SP3

kernel-debuginfo: before 5.10.0-192.0.0.105

kernel-devel: before 5.10.0-192.0.0.105

kernel-debugsource: before 5.10.0-192.0.0.105

python3-perf: before 5.10.0-192.0.0.105

kernel-headers: before 5.10.0-192.0.0.105

perf: before 5.10.0-192.0.0.105

python3-perf-debuginfo: before 5.10.0-192.0.0.105

perf-debuginfo: before 5.10.0-192.0.0.105

kernel-tools-devel: before 5.10.0-192.0.0.105

kernel-tools-debuginfo: before 5.10.0-192.0.0.105

kernel-source: before 5.10.0-192.0.0.105

kernel-tools: before 5.10.0-192.0.0.105

kernel: before 5.10.0-192.0.0.105

CPE2.3 External links

http://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2024-1301


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 SP3

kernel-debuginfo: before 5.10.0-192.0.0.105

kernel-devel: before 5.10.0-192.0.0.105

kernel-debugsource: before 5.10.0-192.0.0.105

python3-perf: before 5.10.0-192.0.0.105

kernel-headers: before 5.10.0-192.0.0.105

perf: before 5.10.0-192.0.0.105

python3-perf-debuginfo: before 5.10.0-192.0.0.105

perf-debuginfo: before 5.10.0-192.0.0.105

kernel-tools-devel: before 5.10.0-192.0.0.105

kernel-tools-debuginfo: before 5.10.0-192.0.0.105

kernel-source: before 5.10.0-192.0.0.105

kernel-tools: before 5.10.0-192.0.0.105

kernel: before 5.10.0-192.0.0.105

CPE2.3 External links

http://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2024-1301


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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