CVE-2024-56683
Medium
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.
SeverityMedium
CVSS5.5
Exploit probability—
Product
Linux Kernel
PublishedDec 28, 2024
First seenDec 28, 2024
How to fix
Update
- linux linux_kernel5.19, 6.1.120, 6.6.64, 6.11.11, 6.12.2 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | 5.18.18 ≤ v < 5.19, 5.19.2 ≤ v < 6.1.120, 6.2 ≤ v < 6.6.64, 6.7 ≤ v < 6.11.11, 6.12 ≤ v < 6.12.2 | 5.19, 6.1.120, 6.6.64, 6.11.11, 6.12.2 |
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