CVE-2024-46685: pinctrl: single: fix potential NULL dereference in pcs_get_function()

Published Sep 13, 2024
·
Updated

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

pinctrl: single: fix potential NULL dereference in pcsgetfunction()

pinmuxgenericgetfunction() can return NULL and the pointer 'function' was dereferenced without checking against NULL. Add checking of pointer 'function' in pcsgetfunction().

Found by code review.

Affected Software

19 affected componentsFixes available
Linux Linux kernel>=4.11<4.19.321
Linux Linux kernel>=4.20<5.4.283
Linux Linux kernel>=5.5<5.10.225
Linux Linux kernel>=5.11<5.15.166
Linux Linux kernel>=5.16<6.1.108
Linux Linux kernel>=6.2<6.6.49
Linux Linux kernel>=6.7<6.10.8
Linux Linux kernel=6.11-rc1
Linux Linux kernel=6.11-rc2
Linux Linux kernel=6.11-rc3
Linux Linux kernel=6.11-rc4
Linux Linux kernel=6.11-rc5
debian/linux<=5.10.223-1
5.10.234-16.1.129-16.1.135-16.12.25-16.12.27-1
debian/linux-6.1
6.1.129-1~deb11u1
Microsoft cbl2 kernel 5.15.164.1-1
Microsoft cbl2 kernel 5.15.164.1-1
Microsoft azl3 kernel 6.6.47.1-1
Microsoft azl3 kernel 6.6.51.1-1
Microsoft cbl2 kernel 5.15.167.1-1

Event History

Sep 13, 2024
CVE Published
via MITRE·05:29 AM
Data Sourced
via MITRE·05:29 AM
Description
Data Sourced
via NVD·06:15 AM
RemedyDescriptionSeverityWeaknessAffected Software
Oct 12, 2024
Data Sourced
via Microsoft·07:00 AM
DescriptionSeverityWeakness
Data Sourced
via Microsoft·07:00 AM
Affected Software
Updated
via Microsoft·07:00 AM
SeverityAffected Software
Updated
via Microsoft·07:00 AM
DescriptionSeverity
Apr 27, 2025
Data Sourced
via Ubuntu·12:35 AM
RemedyDescriptionSeverityAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2024-46685?

CVE-2024-46685 is considered to have a medium severity due to its potential for causing a NULL dereference leading to application crashes.

2

How do I fix CVE-2024-46685?

To fix CVE-2024-46685, update the Linux Kernel to the patched versions such as 5.10.226-1 or 6.1.123-1.

3

Which Linux Kernel versions are affected by CVE-2024-46685?

CVE-2024-46685 affects Linux Kernel versions from 4.11 to 4.19.321, 4.20 to 5.4.283, 5.5 to 5.10.225, and others up to 6.11-rc5.

4

How can I verify if my system is vulnerable to CVE-2024-46685?

You can verify vulnerability by checking your Linux Kernel version against the affected range outlined in CVE-2024-46685.

5

Is there a workaround for CVE-2024-46685?

There is no official workaround for CVE-2024-46685, and it is recommended to apply the necessary updates as soon as possible.

Contact

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