CVE-2022-49431

powerpc/iommu: Add missing of_node_put in iommu_init_early_dart

State: Published
Severity: Not scored
Published: Feb 26, 2025
Updated: May 11, 2026
Reserved: Feb 26, 2025

Description

In the Linux kernel, the following vulnerability has been resolved:

powerpc/iommu: Add missing of_node_put in iommu_init_early_dart

The device_node pointer is returned by of_find_compatible_node with refcount incremented. We should use of_node_put() to avoid the refcount leak.

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
LinuxLinux	1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before cb4f2dc513e99c5d0485661f114e4dda73612d10Affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before dfc308d6f29aa28463deb9a12278a85a382385caAffected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before df6d8b689252c0acc0448d4ae3d33f2d6db048abAffected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 8657e8ea23325949091da72453ba84fb73cc2bd9Affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 7e3f1dfb9e21733d7276bc9ccea4daada163f2baAffected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 57b742a5b8945118022973e6416b71351df512fbAffected
LinuxLinux	2.6.12Affected before 2.6.12Not affected 5.4.198 through 5.4.Not affected 5.10.121 through 5.10.Not affected 5.15.46 through 5.15.Not affected 5.17.14 through 5.17.Not affected 5.18.3 through 5.18.*Not affected 5.19 and laterNot affected

Product

Versions

LinuxLinux

1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before cb4f2dc513e99c5d0485661f114e4dda73612d10Affected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before dfc308d6f29aa28463deb9a12278a85a382385caAffected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before df6d8b689252c0acc0448d4ae3d33f2d6db048abAffected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 8657e8ea23325949091da72453ba84fb73cc2bd9Affected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 7e3f1dfb9e21733d7276bc9ccea4daada163f2baAffected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 57b742a5b8945118022973e6416b71351df512fbAffected

LinuxLinux

2.6.12Affected
before 2.6.12Not affected
5.4.198 through 5.4.*Not affected
5.10.121 through 5.10.*Not affected
5.15.46 through 5.15.*Not affected
5.17.14 through 5.17.*Not affected
5.18.3 through 5.18.*Not affected
5.19 and laterNot affected

References

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