openEuler 22.03 LTS SP4 update for kernel



Risk Low
Patch available YES
Number of vulnerabilities 4
CVE-ID CVE-2022-49901
CVE-2023-53093
CVE-2025-21999
CVE-2025-23144
CWE-ID CWE-401
CWE-399
CWE-416
CWE-667
Exploitation vector Local
Public exploit N/A
Vulnerable software
openEuler
Operating systems & Components / Operating system

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

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

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

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

kernel-source
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-debugsource
Operating systems & Components / Operating system package or component

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

bpftool-debuginfo
Operating systems & Components / Operating system package or component

bpftool
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 4 vulnerabilities.

1) Memory leak

EUVDB-ID: #VU108150

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-2022-49901

CWE-ID: CWE-401 - Missing release of memory after effective lifetime

Exploit availability: No

Description

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

The vulnerability exists due to memory leak within the blk_mq_init_allocated_queue() function in block/blk-mq.c. 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 SP4

python3-perf-debuginfo: before 5.10.0-263.0.0.166

python3-perf: before 5.10.0-263.0.0.166

perf-debuginfo: before 5.10.0-263.0.0.166

perf: before 5.10.0-263.0.0.166

kernel-tools-devel: before 5.10.0-263.0.0.166

kernel-tools-debuginfo: before 5.10.0-263.0.0.166

kernel-tools: before 5.10.0-263.0.0.166

kernel-source: before 5.10.0-263.0.0.166

kernel-headers: before 5.10.0-263.0.0.166

kernel-devel: before 5.10.0-263.0.0.166

kernel-debugsource: before 5.10.0-263.0.0.166

kernel-debuginfo: before 5.10.0-263.0.0.166

bpftool-debuginfo: before 5.10.0-263.0.0.166

bpftool: before 5.10.0-263.0.0.166

kernel: before 5.10.0-263.0.0.166

CPE2.3 External links

https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2025-1515


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) Resource management error

EUVDB-ID: #VU108495

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-2023-53093

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 resource management error within the __create_val_field() function in kernel/trace/trace_events_hist.c. 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 SP4

python3-perf-debuginfo: before 5.10.0-263.0.0.166

python3-perf: before 5.10.0-263.0.0.166

perf-debuginfo: before 5.10.0-263.0.0.166

perf: before 5.10.0-263.0.0.166

kernel-tools-devel: before 5.10.0-263.0.0.166

kernel-tools-debuginfo: before 5.10.0-263.0.0.166

kernel-tools: before 5.10.0-263.0.0.166

kernel-source: before 5.10.0-263.0.0.166

kernel-headers: before 5.10.0-263.0.0.166

kernel-devel: before 5.10.0-263.0.0.166

kernel-debugsource: before 5.10.0-263.0.0.166

kernel-debuginfo: before 5.10.0-263.0.0.166

bpftool-debuginfo: before 5.10.0-263.0.0.166

bpftool: before 5.10.0-263.0.0.166

kernel: before 5.10.0-263.0.0.166

CPE2.3 External links

https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2025-1515


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: #VU106955

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-2025-21999

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 proc_get_inode() function in fs/proc/inode.c, within the proc_create_reg(), proc_create_seq_private() and proc_create_single_data() functions in fs/proc/generic.c. A local user can escalate privileges on the system.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 22.03 LTS SP4

python3-perf-debuginfo: before 5.10.0-263.0.0.166

python3-perf: before 5.10.0-263.0.0.166

perf-debuginfo: before 5.10.0-263.0.0.166

perf: before 5.10.0-263.0.0.166

kernel-tools-devel: before 5.10.0-263.0.0.166

kernel-tools-debuginfo: before 5.10.0-263.0.0.166

kernel-tools: before 5.10.0-263.0.0.166

kernel-source: before 5.10.0-263.0.0.166

kernel-headers: before 5.10.0-263.0.0.166

kernel-devel: before 5.10.0-263.0.0.166

kernel-debugsource: before 5.10.0-263.0.0.166

kernel-debuginfo: before 5.10.0-263.0.0.166

bpftool-debuginfo: before 5.10.0-263.0.0.166

bpftool: before 5.10.0-263.0.0.166

kernel: before 5.10.0-263.0.0.166

CPE2.3 External links

https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2025-1515


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) Improper locking

EUVDB-ID: #VU108318

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-2025-23144

CWE-ID: CWE-667 - Improper Locking

Exploit availability: No

Description

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

The vulnerability exists due to improper locking within the led_bl_remove() function in drivers/video/backlight/led_bl.c. 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 SP4

python3-perf-debuginfo: before 5.10.0-263.0.0.166

python3-perf: before 5.10.0-263.0.0.166

perf-debuginfo: before 5.10.0-263.0.0.166

perf: before 5.10.0-263.0.0.166

kernel-tools-devel: before 5.10.0-263.0.0.166

kernel-tools-debuginfo: before 5.10.0-263.0.0.166

kernel-tools: before 5.10.0-263.0.0.166

kernel-source: before 5.10.0-263.0.0.166

kernel-headers: before 5.10.0-263.0.0.166

kernel-devel: before 5.10.0-263.0.0.166

kernel-debugsource: before 5.10.0-263.0.0.166

kernel-debuginfo: before 5.10.0-263.0.0.166

bpftool-debuginfo: before 5.10.0-263.0.0.166

bpftool: before 5.10.0-263.0.0.166

kernel: before 5.10.0-263.0.0.166

CPE2.3 External links

https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2025-1515


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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