What is the CVSS score of CVE-2013-2094?

CVE-2013-2094 has a CVSS 3.1 base score of 8.4 (High). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 65.9%.

Is there a public PoC exploit available for CVE-2013-2094?

Yes, a public proof-of-concept exploit is available for CVE-2013-2094. Prioritise patching immediately. EPSS: 65.9%.

Is there a patch available for CVE-2013-2094?

Yes, a patch is available for CVE-2013-2094. Update the affected software to the latest version immediately.

Linux CVE-2013-2094

HIGH

Numeric Errors (CWE-189)

2013-05-14 secalert@redhat.com

Information Disclosure Linux

8.4

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.4 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Added to CISA KEV

Apr 21, 2026 - 15:31 CISA

CVE Published

May 14, 2013 - 20:55 cve.org

HIGH 8.4

DescriptionCVE.org

AnalysisAI

The perf_swevent_init function in kernel/events/core.c in the Linux kernel before 3.8.9 uses an incorrect integer data type, which allows local users to gain privileges via a crafted perf_event_open. Rated high severity (CVSS 8.4), this vulnerability is no authentication required, low attack complexity. Actively exploited in the wild (cisa kev) and public exploit code available.

Technical ContextAI

This vulnerability is classified under CWE-189. The perf_swevent_init function in kernel/events/core.c in the Linux kernel before 3.8.9 uses an incorrect integer data type, which allows local users to gain privileges via a crafted perf_event_open system call. Affected products include: Linux Linux Kernel. Version information: before 3.8.9.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.