dmaengine:idxd:关闭时清除 MSIX 权限条目 (CVE-2021-46918)
CVE编号
CVE-2021-46918利用情况
暂无补丁情况
N/A披露时间
2024-02-27漏洞描述
In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: clear MSIX permission entry on shutdown Add disabling/clearing of MSIX permission entries on device shutdown to mirror the enabling of the MSIX entries on probe. Current code left the MSIX enabled and the pasid entries still programmed at device shutdown.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。
参考链接 |
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https://git.kernel.org/stable/c/6df0e6c57dfc064af330071f372f11aa8c584997 | |
https://git.kernel.org/stable/c/c84b8982d7aa9b4717dc36a1c6cbc93ee153b500 |
- 攻击路径 N/A
- 攻击复杂度 N/A
- 权限要求 N/A
- 影响范围 N/A
- 用户交互 N/A
- 可用性 N/A
- 保密性 N/A
- 完整性 N/A
CWE-ID | 漏洞类型 |
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