CVE-2023-53482

low-risk

Published 2025-10-01

In the Linux kernel, the following vulnerability has been resolved: iommu: Fix error unwind in iommu_group_alloc() If either iommu_group_grate_file() fails then the iommu_group is leaked. Destroy it on these error paths. Found by kselftest/iommu/iommufd_fail_nth

Do I need to act?

0.01% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 5.5/10 Medium

LOCAL / LOW complexity

Affected Products (1)

Linux Kernel

Affected Vendors

Linux

References (4)

Patch https://git.kernel.org/stable/c/4c23124b45ee0aa895ed8d5d08871ae6b15ee336

Patch https://git.kernel.org/stable/c/4daa861174d56023c2068ddb03de0752f07fa199

Patch https://git.kernel.org/stable/c/8602fa38a63fc689eca29c8c586fac2d8a1f8739

Patch https://git.kernel.org/stable/c/f119ef452e2d82d912797273cb790a86f1125b3e

/ 100

low-risk

Severity 18/34 · Moderate

Exploitability 0/34 · Minimal

Exposure 5/34 · Minimal