PT-2025-49792 · Linux+4 · Linux Kernel+4
CVE-2025-40339
·
Published
2025-01-01
·
Updated
2026-08-30
CVSS v3.1
5.5
Medium
| Vector | AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
Name of the Vulnerable Software and Affected Versions
Linux kernel (affected versions not specified)
Description
A flaw exists in the Linux kernel’s drm/amdgpu subsystem related to handling virtual memory. Specifically, the issue concerns a null pointer error within the
vm handle moved function when an amdgpu bo va is equal to fpriv->prt va. This can occur when the backing object (bo) associated with the virtual address is null, leading to a potential error if not handled correctly before the memory handle is moved.Recommendations
At the moment, there is no information about a newer version that contains a fix for this vulnerability.
Exploit
NULL Pointer Dereference
Improper Resource Release
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Related Identifiers
Affected Products
Debian
Linuxmint
Linux Kernel
Ubuntu
Amdgpu