What is CVE-2018-6927?

CVE-2018-6927 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-2018-6927 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2018-6927?

CVE-2018-6927 has a CVSS score of 7.8 out of 10, rated High severity. The vector string is CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Is there a patch available for CVE-2018-6927?

No patch is currently available for CVE-2018-6927. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2018-6927 actively exploited?

CVE-2018-6927 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-2018-6927

High

The futex_requeue function in kernel/futex.c in the Linux kernel before 4.14.15 might allow attackers to cause a denial of service (integer overflow) or possibly have unspecified other impact by triggering a negative wake or requeue value.

Package Linux Kernel

Published 2018-02-12

Last modified 2024-11-21

CVSS version 3.0

Patch available

Awaiting data

CVSS 3.0 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:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness type

CWE-190

CVE-2018-6927 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

The following references provide additional information about CVE-2018-6927 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Securityfocus
http://www.securityfocus.com/bid/103023

Third Party Advisory VDB Entry
Red Hat
https://access.redhat.com/errata/RHSA-2018:0654

Third Party Advisory
Red Hat
https://access.redhat.com/errata/RHSA-2018:0676

Third Party Advisory
Red Hat
https://access.redhat.com/errata/RHSA-2018:1062

Third Party Advisory
Debian Security
https://lists.debian.org/debian-lts-announce/2018/05/msg00000.html

Mailing List Third Party Advisory
Ubuntu Security
https://usn.ubuntu.com/3619-1/

Third Party Advisory
Ubuntu Security
https://usn.ubuntu.com/3619-2/

Third Party Advisory
Ubuntu Security
https://usn.ubuntu.com/3697-1/

Third Party Advisory
Ubuntu Security
https://usn.ubuntu.com/3697-2/

Third Party Advisory
Ubuntu Security
https://usn.ubuntu.com/3698-1/

Third Party Advisory
Ubuntu Security
https://usn.ubuntu.com/3698-2/

Third Party Advisory
Debian Security
https://www.debian.org/security/2018/dsa-4187

Third Party Advisory
Kernel.org
https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.15

Release Notes Vendor Advisory
Kernel patch commit
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=fbe0e839d1e22d88810f3ee3e2f1479be4c0aa4a
Patch
Kernel patch commit
https://github.com/torvalds/linux/commit/fbe0e839d1e22d88810f3ee3e2f1479be4c0aa4a
Patch

Details

CVE ID CVE-2018-6927

Severity High

CVSS score 7.8 / 10

CVSS version 3.0

Published 2018-02-12

Modified 2024-11-21

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2018-6927?

CVE-2018-6927 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-2018-6927 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2018-6927?

CVE-2018-6927 has a CVSS score of 7.8 out of 10, rated High severity (CVSS 3.0). The vector string is CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Is there a patch available for CVE-2018-6927?

No patch is currently available for CVE-2018-6927. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2018-6927 actively exploited?

No — CVE-2018-6927 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
What is Integer Overflow (CWE-190)?

The product performs a calculation that can produce an integer overflow, leading to unexpected values. View CWE-190 on MITRE CWE →