CVE Database›CVE-2014-7826

CVE-2014-7826

kernel: insufficient syscall number validation in perf and ftrace subsystems

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Severity

Moderate

Red Hat Product Security

4

CVSS 2.0

Review impact separately from score.

Published · November 7, 2014

Updated · November 21, 2025

Description

An out-of-bounds memory access flaw, CVE-2014-7825, was found in the syscall tracing functionality of the Linux kernel's perf subsystem. A local, unprivileged user could use this flaw to crash the system. Additionally, an out-of-bounds memory access flaw, CVE-2014-7826, was found in the syscall tracing functionality of the Linux kernel's ftrace subsystem. On a system with ftrace syscall tracing enabled, a local, unprivileged user could use this flaw to crash the system, or escalate their privileges.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 2.0 · 4
AV:L/AC:H/Au:N/C:N/I:N/A:C

CWE not specified