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CVE-2023-53482

MEDIUMCVSS 5.5/10EPSS 0.14%

Last modified

CVE-2023-53482 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. 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. EPSS estimates a 0.14% chance of exploitation in the next 30 days.

Description

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

Metrics

CVSS 3.1
5.5/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS Probability
0.14%

4.1th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
LinuxLinux Kernel>= 4.11, < 5.15.99
LinuxLinux Kernel>= 5.16, < 6.1.16
LinuxLinux Kernel>= 6.2, < 6.2.3

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2023-53482?
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
How severe is CVE-2023-53482?
CVE-2023-53482 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.14% probability of exploitation in the next 30 days.
How do I fix CVE-2023-53482?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST