PT-2026-98023 · Linux · Linux Kernel
CVE-2026-93823
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Published
2026-09-24
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Updated
2026-09-25
None
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Name of the Vulnerable Software and Affected Versions
Linux kernel (affected versions not specified)
Description
An issue exists in the
amdkfd driver where the buffer size for returning buffer object (bo) metadata to user space is controlled by the user. A malicious user in the render group can provide a hostile value, such as 2 GiB, to trigger an order-MAX allocation or an Out-Of-Memory (OOM) condition within the kernel context. This occurs during the AMDKFD IOC GET DMABUF INFO ioctl operation.Recommendations
At the moment, there is no information about a newer version that contains a fix for this vulnerability.
Exploit
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Related Identifiers
Affected Products
Linux Kernel