CVE-2015-5224

Name: CVE-2015-5224
Creator: NVD / NIST
Published: 2017-08-23T15:29:00.207+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 4.53%

Last modified Jun 17, 2026

CVE-2015-5224 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. The mkostemp function in login-utils in util-linux when used incorrectly allows remote attackers to cause file name collision and possibly other attacks.. EPSS estimates a 4.53% chance of exploitation in the next 30 days.

Description

The mkostemp function in login-utils in util-linux when used incorrectly allows remote attackers to cause file name collision and possibly other attacks.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

4.53%

90.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-377

Affected Software

Vendor	Product	Versions	Update
Kernel	Util-Linux	<= 2.26.2	—
Kernel	Util-Linux	2.27	Rc1

References

http://www.openwall.com/lists/oss-security/2015/08/24/3Mailing List, Third Party Advisory
http://www.securityfocus.com/bid/76467Third Party Advisory, VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=1256686Issue Tracking, Patch, Third Party Advisory
https://github.com/karelzak/util-linux/commit/bde91c85bdc77975155058276f99d2e0f5eab5a9Patch, Third Party Advisory
http://www.openwall.com/lists/oss-security/2015/08/24/3Mailing List, Third Party Advisory
http://www.securityfocus.com/bid/76467Third Party Advisory, VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=1256686Issue Tracking, Patch, Third Party Advisory
https://github.com/karelzak/util-linux/commit/bde91c85bdc77975155058276f99d2e0f5eab5a9Patch, Third Party Advisory

Timeline

Published: Aug 23, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2015-5224?

The mkostemp function in login-utils in util-linux when used incorrectly allows remote attackers to cause file name collision and possibly other attacks.

How severe is CVE-2015-5224?

CVE-2015-5224 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 4.53% probability of exploitation in the next 30 days.

How do I fix CVE-2015-5224?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2015-5224?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST