Local Privilege Escalation Vulnerability in Linux Kernel by The Linux Foundation

CVE-2023-53381

What is CVE-2023-53381?

A vulnerability exists in the Linux kernel related to the NFS server where the reference count of nfsd4_ssc_umount_item is not properly decremented in error situations. This can lead to resource leaks, preventing the unmounting of vfsmounts associated with source files. A recent patch has addressed this issue by ensuring the reference count is decremented correctly, thereby enhancing the stability and reliability of the NFS services.

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References