What’s Vulnerable › Vulnerabilities

CVE-2026-68232: drm/gpusvm: Fix MM reference leak in drm_gpusvm_range_evict

• Severity: unknown
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-08-10 · updated 2026-08-17

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.

Affected products

• Linux kernel: 6.15 — fixed in 7.2

How to fix

Upgrade to a fixed version: Linux kernel 7.2. Check the vendor advisory for mitigations.

References

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

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