CVE-2022-50439
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-10-01

Last updated on: 2025-10-02

Assigner: kernel.org

Description
In the Linux kernel, the following vulnerability has been resolved: ASoC: mediatek: mt8173: Enable IRQ when pdata is ready If the device does not come straight from reset, we might receive an IRQ before we are ready to handle it. [ 2.334737] Unable to handle kernel read from unreadable memory at virtual address 00000000000001e4 [ 2.522601] Call trace: [ 2.525040] regmap_read+0x1c/0x80 [ 2.528434] mt8173_afe_irq_handler+0x40/0xf0 ... [ 2.598921] start_kernel+0x338/0x42c
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Meta Information
Published
2025-10-01
Last Modified
2025-10-02
Generated
2026-05-06
AI Q&A
2025-10-01
EPSS Evaluated
2026-05-05
NVD
CVE-2022-50439
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
linux linux_kernel From 5.15.160 (inc) to 5.16 (inc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-UNKNOWN
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?

This vulnerability occurs in the Linux kernel's ASoC mediatek mt8173 driver where an interrupt request (IRQ) can be received before the device is ready to handle it. Specifically, if the device does not come straight from reset, the system might receive an IRQ prematurely, leading to attempts to read from unreadable memory and causing kernel errors or crashes.


How can this vulnerability impact me? :

This vulnerability can cause the Linux kernel to attempt to read from unreadable memory, potentially leading to kernel crashes or system instability. This can disrupt normal device operation and may require a system reboot or recovery.


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