CVE Catalog

CVE-2016-9754

High
Published: Translated: NVD NIST

Summary

The ring_buffer_resize function in the profiling subsystem in the Linux kernel before version 4.6.1 mishandles certain integer calculations, allowing local users to gain privileges by writing to the /sys/kernel/debug/tracing/buffer_size_kb file.

Risk Assessment

This vulnerability may lead to local users escalating their privileges, posing a serious threat to system integrity.

Recommendation

It is recommended to update the Linux kernel to version 4.6.1 or later to mitigate this vulnerability.

Related vulnerabilities

Original NVD description (English source)

The ring_buffer_resize function in kernel/trace/ring_buffer.c in the profiling subsystem in the Linux kernel before 4.6.1 mishandles certain integer calculations, which allows local users to gain privileges by writing to the /sys/kernel/debug/tracing/buffer_size_kb file.

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