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CVE-2024-56683

MEDIUM

5.5

Description

In the Linux kernel, the following vulnerability has been resolved: drm/vc4: hdmi: Avoid hang with debug registers when suspended Trying to read /sys/kernel/debug/dri/1/hdmi1_regs when the hdmi is disconnected results in a fatal system hang. This is due to the pm suspend code disabling the dvp clock. That is just a gate of the 108MHz clock in DVP_HT_RPI_MISC_CONFIG, which results in accesses hanging AXI bus. Protect against this.

CVE Details

CVSS v3.1 Score5.5

SeverityMEDIUM

CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Attack VectorLOCAL

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published12/28/2024

Last Modified11/3/2025

Sourcenvd

Honeypot Sightings0

Affected Products

linux:linux_kernel

References

https://git.kernel.org/stable/c/0ea29bd7d9400d3629683244d609358ed1b12075(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

https://git.kernel.org/stable/c/16f351adf733a182224ad24916d7673aa6df02df(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

https://git.kernel.org/stable/c/223ee2567a55e4f80315c768d2969e6a3b9fb23d(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

https://git.kernel.org/stable/c/74f21be9990a42dc2357bcf87a13e16c6998b90e(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

https://git.kernel.org/stable/c/c7d474974954d9af7e0092021223d58f2de128df(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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