openEuler 22.03 LTS SP3 update for kernel

Published: 2025-06-06

Risk	Low
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2022-49647 CVE-2025-37858
CWE-ID	CWE-416 CWE-190
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 kernel Operating systems & Components / Operating system package or component
Vendor	openEuler

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Use-after-free

EUVDB-ID: #VU104450

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-2022-49647

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 LIST_HEAD_INIT(), find_css_set(), cgroup_migrate_vet_dst(), cgroup_migrate_add_src(), cgroup_migrate_prepare_dst() and cgroup_update_dfl_csses() functions in kernel/cgroup/cgroup.c. A local user can escalate privileges on the system.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 22.03 LTS SP3

python3-perf-debuginfo: before 5.10.0-266.0.0.168

python3-perf: before 5.10.0-266.0.0.168

perf-debuginfo: before 5.10.0-266.0.0.168

perf: before 5.10.0-266.0.0.168

kernel-tools-devel: before 5.10.0-266.0.0.168

kernel-tools-debuginfo: before 5.10.0-266.0.0.168

kernel-tools: before 5.10.0-266.0.0.168

kernel-source: before 5.10.0-266.0.0.168

kernel-headers: before 5.10.0-266.0.0.168

kernel-devel: before 5.10.0-266.0.0.168

kernel-debugsource: before 5.10.0-266.0.0.168

kernel-debuginfo: before 5.10.0-266.0.0.168

kernel: before 5.10.0-266.0.0.168

CPE2.3

External links

https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2025-1597

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) Integer overflow

EUVDB-ID: #VU108884