| Summary | A vulnerability was found in the Linux kernel’s cgroup_release_agent_write in the kernel/cgroup/cgroup-v1.c function. This flaw, under certain circumstances, allows the use of the cgroups v1 release_agent feature to escalate privileges and bypass the namespace isolation unexpectedly. |
|---|---|
| Publication Date | March 4, 2022, 4:15 a.m. |
| Registration Date | March 4, 2022, 10 a.m. |
| Last Update | Nov. 21, 2024, 3:38 p.m. |
| CVSS3.1 : HIGH | |
| スコア | 7.8 |
|---|---|
| Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| 攻撃元区分(AV) | ローカル |
| 攻撃条件の複雑さ(AC) | 低 |
| 攻撃に必要な特権レベル(PR) | 低 |
| 利用者の関与(UI) | 不要 |
| 影響の想定範囲(S) | 変更なし |
| 機密性への影響(C) | 高 |
| 完全性への影響(I) | 高 |
| 可用性への影響(A) | 高 |
| CVSS2.0 : MEDIUM | |
| Score | 6.9 |
|---|---|
| Vector | AV:L/AC:M/Au:N/C:C/I:C/A:C |
| 攻撃元区分(AV) | ローカル |
| 攻撃条件の複雑さ(AC) | 中 |
| 攻撃前の認証要否(Au) | 不要 |
| 機密性への影響(C) | 高 |
| 完全性への影響(I) | 高 |
| 可用性への影響(A) | 高 |
| Get all privileges. | いいえ |
| Get user privileges | いいえ |
| Get other privileges | いいえ |
| User operation required | いいえ |
| Configuration1 | or higher | or less | more than | less than | |
| cpe:2.3:o:linux:linux_kernel:5.17:rc1:*:*:*:*:*:* | |||||
| cpe:2.3:o:linux:linux_kernel:5.17:rc2:*:*:*:*:*:* | |||||
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | 4.10 | 4.14.266 | |||
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | 4.15 | 4.19.229 | |||
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | 5.5 | 5.10.97 | |||
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | 2.6.24 | 4.9.301 | |||
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | 4.20 | 5.4.177 | |||
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | 5.11 | 5.15.20 | |||
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | 5.16 | 5.16.6 | |||
| Configuration2 | or higher | or less | more than | less than | |
| cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* | |||||
| cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* | |||||
| cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:* | |||||
| Configuration3 | or higher | or less | more than | less than | |
| cpe:2.3:a:redhat:virtualization_host:4.0:*:*:*:*:*:*:* | |||||
| cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:* | |||||
| cpe:2.3:o:redhat:enterprise_linux_eus:8.2:*:*:*:*:*:*:* | |||||
| cpe:2.3:o:redhat:enterprise_linux_server_tus:8.2:*:*:*:*:*:*:* | |||||
| cpe:2.3:o:redhat:enterprise_linux_server_aus:8.2:*:*:*:*:*:*:* | |||||
| cpe:2.3:o:redhat:enterprise_linux_for_real_time_for_nfv_tus:8.2:*:*:*:*:*:*:* | |||||
| cpe:2.3:o:redhat:enterprise_linux_for_real_time_tus:8.2:*:*:*:*:*:*:* | |||||
| cpe:2.3:o:redhat:enterprise_linux_server_update_services_for_sap_solutions:8.2:*:*:*:*:*:*:* | |||||
| cpe:2.3:o:redhat:enterprise_linux_server_update_services_for_sap_solutions:8.1:*:*:*:*:*:*:* | |||||
| cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian:8.0:*:*:*:*:*:*:* | |||||
| cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems:8.0:*:*:*:*:*:*:* | |||||
| cpe:2.3:o:redhat:enterprise_linux_server_for_power_little_endian_update_services_for_sap_solutions:8.1:*:*:*:*:*:*:* | |||||
| cpe:2.3:o:redhat:enterprise_linux_server_for_power_little_endian_update_services_for_sap_solutions:8.2:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:redhat:codeready_linux_builder_for_power_little_endian:8.0:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:redhat:codeready_linux_builder:8.0:*:*:*:*:*:*:* | |||||
| cpe:2.3:o:redhat:enterprise_linux_for_real_time_tus:8.0:*:*:*:*:*:*:* | |||||
| cpe:2.3:o:redhat:enterprise_linux_for_real_time_for_nfv_tus:8.0:*:*:*:*:*:*:* | |||||
| cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems_eus:8.0:*:*:*:*:*:*:* | |||||
| cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian_eus:8.0:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:redhat:codeready_linux_builder:8.2:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:redhat:codeready_linux_builder_for_power_little_endian:8.2:*:*:*:*:*:*:* | |||||
| Configuration4 | or higher | or less | more than | less than | |
| cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* | |||||
| cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:* | |||||
| cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:* | |||||
| cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:* | |||||
| cpe:2.3:o:canonical:ubuntu_linux:22.04:*:*:*:lts:*:*:* | |||||
| Configuration5 | or higher | or less | more than | less than | |
| cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:* | |||||
| Configuration6 | or higher | or less | more than | less than | |
| cpe:2.3:a:netapp:solidfire_\&_hci_management_node:-:*:*:*:*:*:*:* | |||||
| cpe:2.3:h:netapp:hci_compute_node:-:*:*:*:*:*:*:* | |||||
| cpe:2.3:h:netapp:h300s:-:*:*:*:*:*:*:* | |||||
| cpe:2.3:h:netapp:h500s:-:*:*:*:*:*:*:* | |||||
| cpe:2.3:h:netapp:h700s:-:*:*:*:*:*:*:* | |||||
| cpe:2.3:h:netapp:h300e:-:*:*:*:*:*:*:* | |||||
| cpe:2.3:h:netapp:h500e:-:*:*:*:*:*:*:* | |||||
| cpe:2.3:h:netapp:h700e:-:*:*:*:*:*:*:* | |||||
| cpe:2.3:h:netapp:h410s:-:*:*:*:*:*:*:* | |||||
| cpe:2.3:h:netapp:h410c:-:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:netapp:solidfire\,_enterprise_sds_\&_hci_storage_node:-:*:*:*:*:*:*:* | |||||
| Title | Linux Kernel における認証の欠如に関する脆弱性 |
|---|---|
| Summary | Linux Kernel には、認証の欠如に関する脆弱性が存在します。 |
| Possible impacts | 情報を取得される、情報を改ざんされる、およびサービス運用妨害 (DoS) 状態にされる可能性があります。 |
| Solution | ベンダより正式な対策が公開されています。ベンダ情報を参照して適切な対策を実施してください。 |
| Publication Date | Feb. 1, 2022, midnight |
| Registration Date | July 24, 2023, 3 p.m. |
| Last Update | Dec. 15, 2025, 2:37 p.m. |
| レッドハット |
| codeready linux builder |
| codeready linux builder for power little endian |
| Red Hat Enterprise Linux |
| Red Hat Enterprise Linux EUS |
| Red Hat Virtualization Host |
| Debian |
| Debian GNU/Linux |
| Fedora Project |
| Fedora |
| Canonical |
| Ubuntu |
| NetApp |
| NetApp SolidFire Enterprise SDS & HCI Storage Node |
| Linux |
| Linux Kernel |
| No | Changed Details | Date of change |
|---|---|---|
| 1 | [2023年07月14日] 掲載 | July 14, 2023, 4:29 p.m. |
| 2 | [2025年12月15日] 参考情報：JVN (JVNVU#99514792) を追加 |
Dec. 15, 2025, 12:18 p.m. |