CVE-2026-68232

0.0

drm/gpusvm: Fix MM reference leak in drm_gpusvm_range_evict

Overview
Vulnerability Timeline

Overview

Description

In the Linux kernel, the following vulnerability has been resolved: drm/gpusvm: Fix MM reference leak in drm_gpusvm_range_evict If kvmalloc_array() fails in drm_gpusvm_range_evict(), the MM reference acquired earlier is not released, resulting in a reference leak. Fix this by dropping the MM reference on the kvmalloc_array() failure path.

Details

INFO

Published Date :

Aug. 10, 2026, 1:20 p.m.

Last Modified :

Aug. 17, 2026, 5:18 a.m.

Remotely Exploit :

No

Source :

416baaa9-dc9f-4396-8d5f-8c081fb06d67

Impact

Affected Products

The following products are affected by CVE-2026-68232 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID	Vendor	Product	Action
1	Linux	linux_kernel

: Total Affected Vendor : 1 | Products : 1

Solution

Fix a memory leak in the Linux kernel's GPU VM by dropping the MM reference on failure.

Drop the MM reference on kvmalloc_array() failure.
Apply the Linux kernel patch for drm/gpusvm.
Update the Linux kernel to the fixed version.

References

References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2026-68232.

URL	Resource
https://git.kernel.org/stable/c/847b371debf3c8c72384ab7b9a0c4123a74cc925
https://git.kernel.org/stable/c/a2212fef8e18724e06432fce01fa257296d9f053
https://git.kernel.org/stable/c/adf0542659c783c962f4a8f2adcb3532ed54821c

CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-68232 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-68232 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-68232 vulnerability anywhere in the article.

Results are limited to the first 20 news articles due to potential performance issues.

The following table lists the changes that have been made to the CVE-2026-68232 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

CVE Modified by 416baaa9-dc9f-4396-8d5f-8c081fb06d67

Aug. 17, 2026

Action	Type	Old Value	New Value
Changed	Affected	[{'repo': 'https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git', 'vendor': 'Linux', 'product': 'Linux', 'versions': [{'status': 'affected', 'version': '99624bdff8670795b678eafa6509aaad3a5c0175', 'lessThan': 'a2212fef8e18724e06432fce01fa257296d9f053', 'versionType': 'git'}, {'status': 'affected', 'version': '99624bdff8670795b678eafa6509aaad3a5c0175', 'lessThan': 'adf0542659c783c962f4a8f2adcb3532ed54821c', 'versionType': 'git'}, {'status': 'affected', 'version': '99624bdff8670795b678eafa6509aaad3a5c0175', 'lessThan': '847b371debf3c8c72384ab7b9a0c4123a74cc925', 'versionType': 'git'}], 'programFiles': ['drivers/gpu/drm/drm_gpusvm.c'], 'defaultStatus': 'unaffected'}, {'repo': 'https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git', 'vendor': 'Linux', 'product': 'Linux', 'versions': [{'status': 'affected', 'version': '6.15'}, {'status': 'unaffected', 'version': '0', 'lessThan': '6.15', 'versionType': 'semver'}, {'status': 'unaffected', 'version': '6.18.42', 'versionType': 'semver', 'lessThanOrEqual': '6.18.'}, {'status': 'unaffected', 'version': '7.1.6', 'versionType': 'semver', 'lessThanOrEqual': '7.1.'}, {'status': 'unaffected', 'version': '7.2-rc5', 'versionType': 'original_commit_for_fix', 'lessThanOrEqual': '*'}], 'programFiles': ['drivers/gpu/drm/drm_gpusvm.c'], 'defaultStatus': 'affected'}]	[{'repo': 'https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git', 'vendor': 'Linux', 'product': 'Linux', 'versions': [{'status': 'affected', 'version': '99624bdff8670795b678eafa6509aaad3a5c0175', 'lessThan': 'a2212fef8e18724e06432fce01fa257296d9f053', 'versionType': 'git'}, {'status': 'affected', 'version': '99624bdff8670795b678eafa6509aaad3a5c0175', 'lessThan': 'adf0542659c783c962f4a8f2adcb3532ed54821c', 'versionType': 'git'}, {'status': 'affected', 'version': '99624bdff8670795b678eafa6509aaad3a5c0175', 'lessThan': '847b371debf3c8c72384ab7b9a0c4123a74cc925', 'versionType': 'git'}], 'programFiles': ['drivers/gpu/drm/drm_gpusvm.c'], 'defaultStatus': 'unaffected'}, {'repo': 'https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git', 'vendor': 'Linux', 'product': 'Linux', 'versions': [{'status': 'affected', 'version': '6.15'}, {'status': 'unaffected', 'version': '0', 'lessThan': '6.15', 'versionType': 'semver'}, {'status': 'unaffected', 'version': '6.18.42', 'versionType': 'semver', 'lessThanOrEqual': '6.18.'}, {'status': 'unaffected', 'version': '7.1.6', 'versionType': 'semver', 'lessThanOrEqual': '7.1.'}, {'status': 'unaffected', 'version': '7.2', 'versionType': 'original_commit_for_fix', 'lessThanOrEqual': '*'}], 'programFiles': ['drivers/gpu/drm/drm_gpusvm.c'], 'defaultStatus': 'affected'}]

New CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67

Aug. 10, 2026

Action	Type	New Value
Added	Affected	[{'repo': 'https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git', 'vendor': 'Linux', 'product': 'Linux', 'versions': [{'status': 'affected', 'version': '99624bdff8670795b678eafa6509aaad3a5c0175', 'lessThan': 'a2212fef8e18724e06432fce01fa257296d9f053', 'versionType': 'git'}, {'status': 'affected', 'version': '99624bdff8670795b678eafa6509aaad3a5c0175', 'lessThan': 'adf0542659c783c962f4a8f2adcb3532ed54821c', 'versionType': 'git'}, {'status': 'affected', 'version': '99624bdff8670795b678eafa6509aaad3a5c0175', 'lessThan': '847b371debf3c8c72384ab7b9a0c4123a74cc925', 'versionType': 'git'}], 'programFiles': ['drivers/gpu/drm/drm_gpusvm.c'], 'defaultStatus': 'unaffected'}, {'repo': 'https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git', 'vendor': 'Linux', 'product': 'Linux', 'versions': [{'status': 'affected', 'version': '6.15'}, {'status': 'unaffected', 'version': '0', 'lessThan': '6.15', 'versionType': 'semver'}, {'status': 'unaffected', 'version': '6.18.42', 'versionType': 'semver', 'lessThanOrEqual': '6.18.'}, {'status': 'unaffected', 'version': '7.1.6', 'versionType': 'semver', 'lessThanOrEqual': '7.1.'}, {'status': 'unaffected', 'version': '7.2-rc5', 'versionType': 'original_commit_for_fix', 'lessThanOrEqual': '*'}], 'programFiles': ['drivers/gpu/drm/drm_gpusvm.c'], 'defaultStatus': 'affected'}]
Added	Description	In the Linux kernel, the following vulnerability has been resolved: drm/gpusvm: Fix MM reference leak in drm_gpusvm_range_evict If kvmalloc_array() fails in drm_gpusvm_range_evict(), the MM reference acquired earlier is not released, resulting in a reference leak. Fix this by dropping the MM reference on the kvmalloc_array() failure path.
Added	Reference	https://git.kernel.org/stable/c/847b371debf3c8c72384ab7b9a0c4123a74cc925
Added	Reference	https://git.kernel.org/stable/c/a2212fef8e18724e06432fce01fa257296d9f053
Added	Reference	https://git.kernel.org/stable/c/adf0542659c783c962f4a8f2adcb3532ed54821c

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.

Memory Corruption

Browse by Apps