CVE-2018-10021: Medium severity Linux Linux kernel vulnerability

Published Apr 11, 2018
·
Updated

DISPUTED drivers/scsi/libsas/sasscsihost.c in the Linux kernel before 4.16 allows local users to cause a denial of service (ata qc leak) by triggering certain failure conditions. NOTE: a third party disputes the relevance of this report because the failure can only occur for physically proximate attackers who unplug SAS Host Bus Adapter cables.

Affected Software

2 affected componentsFixes available
Linux Linux kernel<4.16
debian/linux
5.10.223-15.10.262-16.1.176-16.1.180-16.12.94-16.12.101-17.1.8-17.1.8-2

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade debian/linux to a version that resolves this vulnerability.

    Fixed in 5.10.223-1Fixed in 5.10.262-1Fixed in 6.1.176-1Fixed in 6.1.180-1Fixed in 6.12.94-1Fixed in 6.12.101-1Fixed in 7.1.8-1Fixed in 7.1.8-2

Event History

Apr 11, 2018
CVE Published
via MITRE·05:00 PM
Data Sourced
via MITRE·05:00 PM
Description
Disputed
05:29 PM
Data Sourced
via NVD·05:29 PM
DescriptionSeverityAffected Software
Aug 6, 2025
Data Sourced
via Launchpad·12:07 AM
Description
Jul 4, 2026
Data Sourced
via Ubuntu·11:19 AM
RemedyDescriptionSeverityAffected Software
Aug 16, 2026
Data Sourced
via Debian·12:26 PM
DescriptionAffected Software
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Frequently Asked Questions

1

What is the vulnerability ID?

The vulnerability ID is CVE-2018-10021.

2

What is the severity of CVE-2018-10021?

The severity of CVE-2018-10021 is not specified.

3

How can local users exploit CVE-2018-10021?

Local users can exploit CVE-2018-10021 by triggering certain failure conditions.

4

Is there a fix available for CVE-2018-10021?

Yes, a fix is available in Linux kernel version 4.16 and later.

5

Where can I find more information about CVE-2018-10021?

You can find more information about CVE-2018-10021 on the following websites: - [Git Kernel](http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=318aaf34f1179b39fa9c30fa0f3288b645beee39) - [GitHub](https://github.com/torvalds/linux/commit/318aaf34f1179b39fa9c30fa0f3288b645beee39) - [Bugzilla](https://bugzilla.suse.com/show_bug.cgi?id=1089281)

Contact

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