What is CVE-2013-2094?

CVE-2013-2094 is a high-severity vulnerability in Linux Linux_kernel, classified under CWE-189. CVSS score: 8.4/10. Published 2013-05-14.

How severe is CVE-2013-2094?

High severity. CVSS v3 base score is 8.4 out of 10.

Is CVE-2013-2094 known to be exploited?

Yes. CVE-2013-2094 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-09-15), indicating it is being actively exploited. 102 public proof-of-concept repositories are indexed.

Vulnerability in Linux Linux_kernel

CVE-2013-2094

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.

EPSS: 0.477 (98.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.4 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Linux Linux_kernel
N/a — versions n/a

Weakness classification (CWE)

CWE-189

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on 2022-09-15. CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: 2022-10-06.

Required action: Apply updates per vendor instructions.

Public proof-of-concept exploits

References

secalert@redhat.com (vendor-advisory, VDB Entry, Third Party Advisory, x_refsource_SUSE)
secalert@redhat.com (vendor-advisory, Mailing List, Third Party Advisory, x_refsource_MANDRIVA)
secalert@redhat.com (mailing-list, x_refsource_MLIST, Third Party Advisory)
secalert@redhat.com (mailing-list, x_refsource_MLIST, VDB Entry, Third Party Advisory)
secalert@redhat.com (mailing-list, x_refsource_MLIST, VDB Entry, Third Party Advisory)
secalert@redhat.com (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
secalert@redhat.com (mailing-list, x_refsource_MLIST, VDB Entry, Third Party Advisory)
secalert@redhat.com (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
secalert@redhat.com (x_refsource_CONFIRM, Issue Tracking)
secalert@redhat.com (x_refsource_CONFIRM, Third Party Advisory)

Frequently asked questions

What is CVE-2013-2094?: CVE-2013-2094 is a high-severity vulnerability in Linux Linux_kernel, classified under CWE-189. CVSS score: 8.4/10. Published 2013-05-14.
How severe is CVE-2013-2094?: High severity. CVSS v3 base score is 8.4 out of 10.
Is CVE-2013-2094 known to be exploited?: Yes. CVE-2013-2094 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-09-15), indicating it is being actively exploited. 102 public proof-of-concept repositories are indexed.