CVE-2014-3873 — The ktrace utility in the FreeBSD kernel 8.4 before p11, 9.1 before p14, 9.2 before p7, and 9.3-BETA1 before p1 uses an incorrect page fault kernel trace entry size, which allows local users to obtain sensitive information from kernel memory via a kernel process trace

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LOW

The ktrace utility in the FreeBSD kernel 8.4 before p11, 9.1 before p14, 9.2 before p7, and 9.3-BETA1 before p1 uses an incorrect page fault kernel trace entry size, which allows local users to obtain sensitive information from kernel memory via a kernel process trace

Published Jun 10, 2014

2.1

LOW

CVSS 2.0

EPSS 0.38%

Description

The ktrace utility in the FreeBSD kernel 8.4 before p11, 9.1 before p14, 9.2 before p7, and 9.3-BETA1 before p1 uses an incorrect page fault kernel trace entry size, which allows local users to obtain sensitive information from kernel memory via a kernel process trace.

Affected products

Remediation

No remediation recorded yet.

Metrics

0.38% 0.00383

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.00383

Score over time

2022–2026

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (9 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	0.38% (0.00383)	29.93th	v5 (v2026.06.15)
Jun 15, 2026	0.38% (0.00383)	29.89th	v5 (v2026.06.15)
Mar 17, 2025	0.06% (0.00061)	16.41th	v4 (v2025.03.14)
Dec 12, 2024	0.04% (0.00042)	5.07th	v3 (v2023.03.01)
Mar 7, 2023	0.04% (0.00042)	5.63th	v3 (v2023.03.01)
Mar 6, 2023	0.95% (0.00950)	32.28th	v2 (v2022.01.01)
Sep 10, 2022	0.95% (0.00950)	30.63th	v2 (v2022.01.01)
Apr 1, 2022	0.95% (0.00950)	28.61th	v2 (v2022.01.01)
Feb 4, 2022	0.95% (0.00950)	13.46th	v2 (v2022.01.01)

Weaknesses (1)

CWE-20

Improper Input Validation

References (4)

http://secunia.com/advisories/58627
third-party-advisoryx_refsource_SECUNIA
http://www.freebsd.org/security/advisories/FreeBSD-SA-14%3A12.ktrace.asc
vendor-advisoryx_refsource_FREEBSDPatchVendor Advisory
http://www.securityfocus.com/bid/67812
vdb-entryx_refsource_BID
http://www.securitytracker.com/id/1030325
vdb-entryx_refsource_SECTRACK

Link	Providers	Tags
http://secunia.com/advisories/58627		third-party-advisoryx_refsource_SECUNIA
http://www.freebsd.org/security/advisories/FreeBSD-SA-14%3A12.ktrace.asc		vendor-advisoryx_refsource_FREEBSDPatchVendor Advisory
http://www.securityfocus.com/bid/67812		vdb-entryx_refsource_BID
http://www.securitytracker.com/id/1030325		vdb-entryx_refsource_SECTRACK

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner mitre

Published Jun 10, 2014

Updated Aug 6, 2024

Reserved May 27, 2014

Link CVE-2014-3873

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 17, 2026

Link CVE-2014-3873

Red Hat

Severity n/a

Public date n/a

Links CVE-2014-3873