Linux Kernel Vulnerability: Ignoring WMI Event Data in HWMON
CVE-2024-46768

5.5MEDIUM

Key Information:

Vendor

Linux
Status
Linux
Vendor
CVE Published:
18 September 2024

What is CVE-2024-46768?

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

hwmon: (hp-wmi-sensors) Check if WMI event data exists

The BIOS can choose to return no event data in response to a WMI event, so the ACPI object passed to the WMI notify handler can be NULL.

Check for such a situation and ignore the event in such a case.

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Affected Version(s)

Linux 23902f98f8d4811ab84dde6419569a5b374f8122 < 217539e994e53206bbf3fb330261cc78c480d311

Linux 23902f98f8d4811ab84dde6419569a5b374f8122 < 4b19c83ba108aa66226da5b79810e4d19e005f12

Linux 23902f98f8d4811ab84dde6419569a5b374f8122

References

https://git.kernel.org/stable/c/217539e994e53206bbf3fb330...
https://git.kernel.org/stable/c/4b19c83ba108aa66226da5b79...
https://git.kernel.org/stable/c/a54da9df75cd1b4b5028f6c60...

CVSS V3.1

Score:
5.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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