CVE-2021-4203 (CNNVD-202203-835)
MEDIUM
中文标题:
Linux kernel 资源管理错误漏洞
英文标题:
A use-after-free read flaw was found in sock_getsockopt() in net/core/sock.c due to SO_PEERCRED and ...
CVSS分数:
6.8
发布时间:
2022-03-25 00:00:00
漏洞类型:
资源管理错误
状态:
PUBLISHED
数据质量分数:
0.30
数据版本:
v3
漏洞描述
中文描述:
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel 存在安全漏洞,该漏洞源于本地 (Unix) 套接字中的竞争情况可能导致释放后重用。本地用户可以利用它从内核泄漏敏感信息。
英文描述:
A use-after-free read flaw was found in sock_getsockopt() in net/core/sock.c due to SO_PEERCRED and SO_PEERGROUPS race with listen() (and connect()) in the Linux kernel. In this flaw, an attacker with a user privileges may crash the system or leak internal kernel information.
CWE类型:
CWE-362
CWE-416
标签:
(暂无数据)
受影响产品
| 厂商 | 产品 | 版本 | 版本范围 | 平台 | CPE |
|---|---|---|---|---|---|
| linux | linux_kernel | * | - | - |
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
|
| linux | linux_kernel | 5.15 | - | - |
cpe:2.3:o:linux:linux_kernel:5.15:-:*:*:*:*:*:*
|
| netapp | active_iq_unified_manager | - | - | - |
cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:vmware_vsphere:*:*
|
| netapp | e-series_santricity_os_controller | * | - | - |
cpe:2.3:a:netapp:e-series_santricity_os_controller:*:*:*:*:*:*:*:*
|
| netapp | element_software | - | - | - |
cpe:2.3:a:netapp:element_software:-:*:*:*:*:*:*:*
|
| netapp | hci_management_node | - | - | - |
cpe:2.3:a:netapp:hci_management_node:-:*:*:*:*:*:*:*
|
| netapp | solidfire | - | - | - |
cpe:2.3:a:netapp:solidfire:-:*:*:*:*:*:*:*
|
| netapp | bootstrap_os | - | - | - |
cpe:2.3:o:netapp:bootstrap_os:-:*:*:*:*:*:*:*
|
| netapp | a700s_firmware | - | - | - |
cpe:2.3:o:netapp:a700s_firmware:-:*:*:*:*:*:*:*
|
| netapp | h300s_firmware | - | - | - |
cpe:2.3:o:netapp:h300s_firmware:-:*:*:*:*:*:*:*
|
| netapp | h500s_firmware | - | - | - |
cpe:2.3:o:netapp:h500s_firmware:-:*:*:*:*:*:*:*
|
| netapp | h700s_firmware | - | - | - |
cpe:2.3:o:netapp:h700s_firmware:-:*:*:*:*:*:*:*
|
| netapp | h410s_firmware | - | - | - |
cpe:2.3:o:netapp:h410s_firmware:-:*:*:*:*:*:*:*
|
| netapp | h410c_firmware | - | - | - |
cpe:2.3:o:netapp:h410c_firmware:-:*:*:*:*:*:*:*
|
| oracle | communications_cloud_native_core_binding_support_function | 22.1.3 | - | - |
cpe:2.3:a:oracle:communications_cloud_native_core_binding_support_function:22.1.3:*:*:*:*:*:*:*
|
| oracle | communications_cloud_native_core_network_exposure_function | 22.1.1 | - | - |
cpe:2.3:a:oracle:communications_cloud_native_core_network_exposure_function:22.1.1:*:*:*:*:*:*:*
|
| oracle | communications_cloud_native_core_policy | 22.2.0 | - | - |
cpe:2.3:a:oracle:communications_cloud_native_core_policy:22.2.0:*:*:*:*:*:*:*
|
解决方案
中文解决方案:
(暂无数据)
英文解决方案:
(暂无数据)
临时解决方案:
(暂无数据)
CVSS评分详情
6.8
MEDIUM
CVSS向量:
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:H
CVSS版本:
3.1
机密性
HIGH
完整性
NONE
可用性
HIGH
时间信息
发布时间:
2022-03-25 00:00:00
修改时间:
2024-08-03 17:16:04
创建时间:
2025-11-11 15:37:03
更新时间:
2025-11-11 15:57:13
利用信息
暂无可利用代码信息
数据源详情
| 数据源 | 记录ID | 版本 | 提取时间 |
|---|---|---|---|
| CVE | cve_CVE-2021-4203 |
2025-11-11 15:21:12 | 2025-11-11 07:37:03 |
| NVD | nvd_CVE-2021-4203 |
2025-11-11 14:57:49 | 2025-11-11 07:45:21 |
| CNNVD | cnnvd_CNNVD-202203-835 |
2025-11-11 15:10:50 | 2025-11-11 07:57:13 |
版本与语言
当前版本:
v3
主要语言:
EN
支持语言:
EN
ZH
安全公告
暂无安全公告信息
变更历史
v3
CNNVD
2025-11-11 15:57:13
vulnerability_type: 未提取 → 资源管理错误; cnnvd_id: 未提取 → CNNVD-202203-835; data_sources: ['cve', 'nvd'] → ['cnnvd', 'cve', 'nvd']
查看详细变更
- vulnerability_type: 未提取 -> 资源管理错误
- cnnvd_id: 未提取 -> CNNVD-202203-835
- data_sources: ['cve', 'nvd'] -> ['cnnvd', 'cve', 'nvd']
v2
NVD
2025-11-11 15:45:21
cvss_score: 未提取 → 6.8; cvss_vector: NOT_EXTRACTED → CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:H; cvss_version: NOT_EXTRACTED → 3.1; affected_products_count: 0 → 17; data_sources: ['cve'] → ['cve', 'nvd']
查看详细变更
- cvss_score: 未提取 -> 6.8
- cvss_vector: NOT_EXTRACTED -> CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:H
- cvss_version: NOT_EXTRACTED -> 3.1
- affected_products_count: 0 -> 17
- data_sources: ['cve'] -> ['cve', 'nvd']