PT-2023-35289 · Linux · Linux Kernel
Published
2023-02-13
·
Updated
2023-02-13
None
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Name of the Vulnerable Software and Affected Versions
Linux Kernel versions prior to v5.4.231
Description
The issue is related to a double increment of
client count in the dma chan get() function. This problem was introduced in version v4.0 and is fixed in Linux Kernel version v5.4.231. The actual impact and attack plausibility have not yet been proven.Recommendations
For Linux Kernel versions prior to v5.4.231, update to version v5.4.231 or later to resolve the issue. As a temporary workaround, consider restricting access to the
dma chan get() function until a patch is available. Found an issue in the description? Have something to add? Feel free to write us 👾
Related Identifiers
Affected Products
Linux Kernel