CVE-2025-39679
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-09-05

Last updated on: 2025-11-25

Assigner: kernel.org

Description
In the Linux kernel, the following vulnerability has been resolved: drm/nouveau/nvif: Fix potential memory leak in nvif_vmm_ctor(). When the nvif_vmm_type is invalid, we will return error directly without freeing the args in nvif_vmm_ctor(), which leading a memory leak. Fix it by setting the ret -EINVAL and goto done.
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Meta Information
Published
2025-09-05
Last Modified
2025-11-25
Generated
2026-06-16
AI Q&A
2025-09-05
EPSS Evaluated
2026-06-15
NVD
CVE-2025-39679
Affected Vendors & Products
Showing 5 associated CPEs
Vendor Product Version / Range
linux linux_kernel 6.17
linux linux_kernel 6.17
linux linux_kernel From 5.15.160 (inc) to 5.16 (inc)
linux linux_kernel From 5.15.160 (inc) to 5.16 (inc)
linux linux_kernel From 5.15.160 (inc) to 5.16 (inc)
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Exploitability
CWE
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KEV
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CWE ID Description
CWE-401 The product does not sufficiently track and release allocated memory after it has been used, making the memory unavailable for reallocation and reuse.
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Executive Summary

This vulnerability is a potential memory leak in the Linux kernel's drm/nouveau/nvif component. Specifically, in the function nvif_vmm_ctor(), when the nvif_vmm_type is invalid, the function returns an error without freeing allocated arguments, causing a memory leak. The fix involves setting the return value to -EINVAL and properly freeing resources before exiting.

Impact Analysis

The vulnerability can lead to a memory leak in the Linux kernel, which may cause increased memory usage and potentially degrade system performance or stability over time if exploited or triggered repeatedly.

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