What is CVE-2018-10840?

CVE-2018-10840 is a Medium severity Linux kernel vulnerability with a CVSS score of 6.6 out of 10. CVE-2018-10840 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2018-10840?

CVE-2018-10840 has a CVSS score of 6.6 out of 10, rated Medium severity. The vector string is CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Is there a patch available for CVE-2018-10840?

No patch is currently available for CVE-2018-10840. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2018-10840 actively exploited?

CVE-2018-10840 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2018-10840

Medium

Linux kernel is vulnerable to a heap-based buffer overflow in the fs/ext4/xattr.c:ext4_xattr_set_entry() function. An attacker could exploit this by operating on a mounted crafted ext4 image.

Package Linux Kernel

Published 2018-07-16

Last modified 2024-11-21

CVSS version 3.1

Patch available

Awaiting data

CVSS 3.1 score

6.6

out of 10

Medium

Attack Vector

Physical

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Vector string

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

Weakness type

CWE-122

CVE-2018-10840 is classified as CWE-122

See CWE-122 on MITRE CWE for full details on this weakness type.

References

The following references provide additional information about CVE-2018-10840 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/104858

Third Party Advisory VDB Entry
Red Hat
https://access.redhat.com/errata/RHSA-2019:0162

Third Party Advisory
Ubuntu Security
https://usn.ubuntu.com/3752-1/

Third Party Advisory
Ubuntu Security
https://usn.ubuntu.com/3752-2/

Third Party Advisory
Ubuntu Security
https://usn.ubuntu.com/3752-3/

Third Party Advisory
Kernel patch commit
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10840
Patch

Details

CVE ID CVE-2018-10840

Severity Medium

CVSS score 6.6 / 10

CVSS version 3.1

Published 2018-07-16

Modified 2024-11-21

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2018-10840?

CVE-2018-10840 is a Medium severity Linux kernel vulnerability with a CVSS score of 6.6 out of 10 . CVE-2018-10840 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2018-10840?

CVE-2018-10840 has a CVSS score of 6.6 out of 10, rated Medium severity (CVSS 3.1). The vector string is CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Is there a patch available for CVE-2018-10840?

No patch is currently available for CVE-2018-10840. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2018-10840 actively exploited?

No — CVE-2018-10840 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.