drm/amd/display：在取消引用 se 之前检查空指针（CVE-2024-50049）
CVE编号
CVE-2024-50049利用情况
暂无补丁情况
N/A披露时间
2024-10-22漏洞描述
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check null pointer before dereferencing se [WHAT & HOW] se is null checked previously in the same function, indicating it might be null; therefore, it must be checked when used again. This fixes 1 FORWARD_NULL issue reported by Coverity.解决建议
建议您更新当前系统或软件至最新版，完成漏洞的修复。受影响软件情况
| # | 类型 | 厂商 | 产品 | 版本 | 影响面 | ||||
| 1 | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| 运行在以下环境 | |||||||||
| 系统 | linux | linux_kernel | * | Up to (excluding) 5.10.227 | |||||
| 运行在以下环境 | |||||||||
| 系统 | linux | linux_kernel | * | From (including) 5.11 | Up to (excluding) 5.15.168 | ||||
| 运行在以下环境 | |||||||||
| 系统 | linux | linux_kernel | * | From (including) 5.16 | Up to (excluding) 6.1.113 | ||||
| 运行在以下环境 | |||||||||
| 系统 | linux | linux_kernel | * | From (including) 6.2 | Up to (excluding) 6.6.57 | ||||
| 运行在以下环境 | |||||||||
| 系统 | linux | linux_kernel | * | From (including) 6.7 | Up to (excluding) 6.11.4 | ||||
- 攻击路径 本地
- 攻击复杂度 低
- 权限要求 低
- 影响范围 未更改
- 用户交互 无
- 可用性 高
- 保密性 无
- 完整性 无
| CWE-ID | 漏洞类型 |
| CWE-476 | 空指针解引用 |
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