In the Linux kernel, the following vulnerability has been resolved:
regulator: gpio: Fix the out-of-bounds access to drvdata::gpiods
drvdata::gpiods is supposed to hold an array of 'gpio_desc' pointers. But
the memory is allocated for only one pointer. This will lead to
out-of-bounds access later in the code if 'config::ngpios' is > 1. So
fix the code to allocate enough memory to hold 'config::ngpios' of GPIO
descriptors.
While at it, also move the check for memory allocation failure to be below
the allocation to make it more readable.
Metrics
Affected Vendors & Products
References
History
Tue, 29 Jul 2025 12:30:00 +0000
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threat_severity
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cvssV3_1
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Sat, 26 Jul 2025 12:15:00 +0000
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Linux
Linux linux Kernel |
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Vendors & Products |
Linux
Linux linux Kernel |
Fri, 25 Jul 2025 13:15:00 +0000
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Description | In the Linux kernel, the following vulnerability has been resolved: regulator: gpio: Fix the out-of-bounds access to drvdata::gpiods drvdata::gpiods is supposed to hold an array of 'gpio_desc' pointers. But the memory is allocated for only one pointer. This will lead to out-of-bounds access later in the code if 'config::ngpios' is > 1. So fix the code to allocate enough memory to hold 'config::ngpios' of GPIO descriptors. While at it, also move the check for memory allocation failure to be below the allocation to make it more readable. | |
Title | regulator: gpio: Fix the out-of-bounds access to drvdata::gpiods | |
References |
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Status: PUBLISHED
Assigner: Linux
Published: 2025-07-25T12:53:39.933Z
Updated: 2025-07-28T04:21:00.794Z
Reserved: 2025-04-16T04:51:24.011Z
Link: CVE-2025-38395

No data.

Status : Awaiting Analysis
Published: 2025-07-25T13:15:28.950
Modified: 2025-07-25T15:29:19.837
Link: CVE-2025-38395
