CVE-2026-23370: platform/x86: dell-wmi-sysman: Don't hex dump plaintext password data

Published Mar 25, 2026
·
Updated

In the Linux kernel, the following vulnerability has been resolved:

platform/x86: dell-wmi-sysman: Don't hex dump plaintext password data

setnewpassword() hex dumps the entire buffer, which contains plaintext password data, including current and new passwords. Remove the hex dump to avoid leaking credentials.

Affected Software

16 affected componentsFixes available
Linux Linux kernel
Microsoft azl3 kernel 6.6.126.1-1
Linux Linux kernel>=5.11.1<5.15.203
Linux Linux kernel>=5.16<6.1.167
Linux Linux kernel>=6.2<6.6.130
Linux Linux kernel>=6.7<6.12.77
Linux Linux kernel>=6.13<6.18.17
Linux Linux kernel>=6.19<6.19.7
Linux Linux kernel=5.11
Linux Linux kernel=7.0-rc1
Linux Linux kernel=7.0-rc2
Linux Linux kernel=7.0-rc3
Linux Linux kernel=7.0-rc4
Linux Linux kernel=7.0-rc5
Linux Linux kernel=7.0-rc6
Linux Linux kernel=7.0-rc7

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Configuration

    Update the code so that set_new_password() no longer hex dumps the buffer containing plaintext current/new passwords (remove the hex dump of plaintext password data).

    Linux kernel (platform/x86: dell-wmi-sysman) Remove hex dump of plaintext password data in set_new_password() = hex dump disabled

Event History

Mar 25, 2026
CVE Published
via MITRE·10:27 AM
Data Sourced
via MITRE·10:27 AM
Description
Data Sourced
via NVD·11:16 AM
RemedyDescriptionSeverityAffected Software
Mar 26, 2026
Data Sourced
via Microsoft·08:01 AM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·08:01 AM
DescriptionSeverity

Frequently Asked Questions

1

What is the severity of CVE-2026-23370?

CVE-2026-23370 has been classified as a medium severity vulnerability due to its potential exposure of plaintext password data.

2

How do I fix CVE-2026-23370?

To fix CVE-2026-23370, you should update your Linux kernel to the latest patched version provided by your distribution vendor.

3

What systems are affected by CVE-2026-23370?

CVE-2026-23370 affects systems running impacted versions of the Linux kernel that utilize the dell-wmi-sysman module.

4

What type of vulnerability is CVE-2026-23370?

CVE-2026-23370 is a vulnerability that allows for the exposure of sensitive plaintext password data due to improper handling in memory.

5

What happens if CVE-2026-23370 is exploited?

If exploited, CVE-2026-23370 could allow unauthorized access to sensitive passwords, potentially compromising system security.

Contact

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