CVE-2024-53072

platform/x86/amd/pmc: Detect when STB is not available

Description

In the Linux kernel, the following vulnerability has been resolved: platform/x86/amd/pmc: Detect when STB is not available Loading the amd_pmc module as: amd_pmc enable_stb=1 ...can result in the following messages in the kernel ring buffer: amd_pmc AMDI0009:00: SMU cmd failed. err: 0xff ioremap on RAM at 0x0000000000000000 - 0x0000000000ffffff WARNING: CPU: 10 PID: 2151 at arch/x86/mm/ioremap.c:217 __ioremap_caller+0x2cd/0x340 Further debugging reveals that this occurs when the requests for S2D_PHYS_ADDR_LOW and S2D_PHYS_ADDR_HIGH return a value of 0, indicating that the STB is inaccessible. To prevent the ioremap warning and provide clarity to the user, handle the invalid address and display an error message.

5.5

CVSS

Severity: Medium

CVSS 3.1 •

EPSS 0.03%

Affected: Linux Linux

References

Link	Tags
https://git.kernel.org/stable/c/a50863dd1f92d43c975ab2ecc3476617fe98a66e	patch
https://git.kernel.org/stable/c/7a3ed3f125292bc3398e04d10108124250892e3f	patch
https://git.kernel.org/stable/c/67ff30e24a0466bdd5be1d0b84385ec3c85fdacd	patch
https://git.kernel.org/stable/c/bceec87a73804bb4c33b9a6c96e2d27cd893a801	patch

Frequently Asked Questions

What is the severity of CVE-2024-53072?: CVE-2024-53072 has been scored as a medium severity vulnerability.
How to fix CVE-2024-53072?: To fix CVE-2024-53072, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2024-53072 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2024-53072 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2024-53072?: CVE-2024-53072 affects Linux Linux, Linux Linux.

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