CVE-2025-38690 (CNNVD-202509-580)
中文标题:
Linux kernel 安全漏洞
英文标题:
drm/xe/migrate: prevent infinite recursion
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XE迁移中递归使用栈缓冲区可能导致栈溢出。
英文描述:
In the Linux kernel, the following vulnerability has been resolved: drm/xe/migrate: prevent infinite recursion If the buf + offset is not aligned to XE_CAHELINE_BYTES we fallback to using a bounce buffer. However the bounce buffer here is allocated on the stack, and the only alignment requirement here is that it's naturally aligned to u8, and not XE_CACHELINE_BYTES. If the bounce buffer is also misaligned we then recurse back into the function again, however the new bounce buffer might also not be aligned, and might never be until we eventually blow through the stack, as we keep recursing. Instead of using the stack use kmalloc, which should respect the power-of-two alignment request here. Fixes a kernel panic when triggering this path through eudebug. v2 (Stuart): - Add build bug check for power-of-two restriction - s/EINVAL/ENOMEM/ (cherry picked from commit 38b34e928a08ba594c4bbf7118aa3aadacd62fff)
CWE类型:
标签:
受影响产品
| 厂商 | 产品 | 版本 | 版本范围 | 平台 | CPE |
|---|---|---|---|---|---|
| Linux | Linux | - | < 89f511c024879c5812cc0c010a6663b5e49950f3 | - |
cpe:2.3:a:linux:linux:*:*:*:*:*:*:*:*
|
| Linux | Linux | 6.16 | - | - |
cpe:2.3:a:linux:linux:6.16:*:*:*:*:*:*:*
|
| linux | linux_kernel | * | - | - |
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
|
| linux | linux_kernel | 6.17 | - | - |
cpe:2.3:o:linux:linux_kernel:6.17:rc1:*:*:*:*:*:*
|
解决方案
中文解决方案:
英文解决方案:
临时解决方案:
CVSS评分详情
时间信息
利用信息
数据源详情
| 数据源 | 记录ID | 版本 | 提取时间 |
|---|---|---|---|
| CVE | cve_CVE-2025-38690 |
2025-11-11 15:23:18 | 2025-11-11 07:40:28 |
| NVD | nvd_CVE-2025-38690 |
2025-11-11 15:01:01 | 2025-11-11 07:48:17 |
| CNNVD | cnnvd_CNNVD-202509-580 |
2025-11-11 15:13:01 | 2025-11-11 08:00:15 |
版本与语言
安全公告
变更历史
查看详细变更
- affected_products_count: 2 -> 4
查看详细变更
- vulnerability_type: 未提取 -> 其他
- severity: SeverityLevel.MEDIUM -> SeverityLevel.UNKNOWN
- cvss_score: 未提取 -> 0.0
- cnnvd_id: 未提取 -> CNNVD-202509-580
- data_sources: ['cve', 'nvd'] -> ['cnnvd', 'cve', 'nvd']
查看详细变更
- affected_products_count: 3 -> 2
- data_sources: ['cve'] -> ['cve', 'nvd']