What is CVE-2018-13406?

CVE-2018-13406 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10, classified as a Integer Overflow flaw (CWE-190). CVE-2018-13406 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2018-13406?

CVE-2018-13406 has a CVSS score of 7.8 out of 10, rated High severity. The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Is there a patch available for CVE-2018-13406?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2018-13406 patch availability.

Is CVE-2018-13406 actively exploited?

CVE-2018-13406 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Integer Overflow (CWE-190)?

The product performs a calculation that can produce an integer overflow, leading to unexpected values. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/190.html

CVE-2018-13406

High

An integer overflow in the uvesafb_setcmap function in drivers/video/fbdev/uvesafb.c in the Linux kernel before 4.17.4 could result in local attackers being able to crash the kernel or potentially elevate privileges because kmalloc_array is not used.

Package Linux Kernel

Published 2018-07-06

Last modified 2024-11-21

CVSS version 3.1

Patch available

Awaiting data

CVSS 3.1 score

7.8

out of 10

High

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Vector string

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

Weakness type

CWE-190

CVE-2018-13406 is a Integer Overflow vulnerability

What is Integer Overflow?

The product performs a calculation that can produce an integer overflow, leading to unexpected values. Learn more on MITRE CWE

References

12 total

Kernel Git
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9f645bcc566a1e9f921bdae7528a01ced5bc3713

Patch
GitHub
https://github.com/torvalds/linux/commit/9f645bcc566a1e9f921bdae7528a01ced5bc3713

Patch
Securityfocus
http://www.securityfocus.com/bid/104685

Third Party Advisory VDB Entry
Securitytracker
http://www.securitytracker.com/id/1041355

Third Party Advisory VDB Entry
Kernel.org
https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.17.4

Release Notes

Showing 5 of 12 references View all on NVD

Details

CVE ID CVE-2018-13406

Severity High

CVSS score 7.8 / 10

CVSS version 3.1

Published 2018-07-06

Modified 2024-11-21

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2018-13406?

CVE-2018-13406 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10 , classified as an Integer Overflow flaw (CWE-190) . CVE-2018-13406 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2018-13406?

CVE-2018-13406 has a CVSS score of 7.8 out of 10, rated High severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Is there a patch available for CVE-2018-13406?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2018-13406 patch availability.
Is CVE-2018-13406 actively exploited?

No. CVE-2018-13406 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.