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TMA-ROCKY9-1.1.2.2.1

Ensure /dev/shm is tmpfs or a separate partition

中等級 1自動化linux

說明

The /dev/shm directory is a world-writable directory that can function as shared memory that facilitates inter process communication (IPC).

檢查方式

稽核方法: Shell 指令

shell
if findmnt -kn /dev/shm >/dev/null 2>&1; then echo compliant; else echo /dev/shm' is not a separate partition'; fi
預期輸出
compliant

修補方式

修補方法: 操作指南或基礎設施修補檔

For specific configuration requirements of the /dev/shm mount for your environment, modify /etc/fstab. Example: tmpfs /dev/shm tmpfs defaults,rw,nosuid,nodev,noexec,relatime,size=2G 0 0 Note: Using Btrfs subvolumes instead of traditional disk partitions changes how disk space is allocated and enforced, quotas may need to be configured to enforce storage limits and prevent resource exhaustion.

屬性

作業系統
rocky-9
標籤
cis-convertedfilesystemlinux
參考資料
CIS Rocky Linux 9 Benchmark v3.0.0 - 1.1.2.2.1

檢查此主機

請在您有權稽核的機器上執行此指令。掃描為唯讀操作。

shell
tmaegis scan --target linux