CVE Catalog

CVE-2016-2853

High
Published: Translated: NVD NIST

Summary

The aufs module for the Linux kernel 3.x and 4.x does not properly restrict the mount namespace, allowing local users to gain privileges by mounting an aufs filesystem on top of a FUSE filesystem and then executing a crafted setuid program.

Risk Assessment

Local users can gain unauthorized privileges, posing a significant security threat to the system.

Recommendation

It is recommended to update the Linux kernel to the latest version to mitigate this vulnerability and restrict access to filesystem mounting functions for unauthorized users.

Related vulnerabilities

Original NVD description (English source)

The aufs module for the Linux kernel 3.x and 4.x does not properly restrict the mount namespace, which allows local users to gain privileges by mounting an aufs filesystem on top of a FUSE filesystem, and then executing a crafted setuid program.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS