Privilege Escalation and Denial of Service Vulnerability in Linux Kernel's ftrace Subsystem

Privilege Escalation and Denial of Service Vulnerability in Linux Kernel's ftrace Subsystem

CVE-2014-7826 · HIGH Severity

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

kernel/trace/trace_syscalls.c in the Linux kernel through 3.17.2 does not properly handle private syscall numbers during use of the ftrace subsystem, which allows local users to gain privileges or cause a denial of service (invalid pointer dereference) via a crafted application.

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