CVE-2022-49431

MEDIUM EPSS 15.9%
Published Feb 26, 20251y ago · Modified Jun 17, 20262w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Feb 26, 2025 1y ago
Last Modified Jun 17, 2026 2w ago

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.

CVSS Details

Base Score
5.5
Exploitability
1.8
Impact
3.6
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
15.9% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Affected Products 5

VendorProductVersionRange
linuxlinux_kernel* <5.4.198
linuxlinux_kernel*≥5.5  –  <5.10.121
linuxlinux_kernel*≥5.11  –  <5.15.46
linuxlinux_kernel*≥5.16  –  <5.17.14
linuxlinux_kernel*≥5.18  –  <5.18.3

References 6

  • git.kernel.org https://git.kernel.org/stable/c/57b742a5b8945118022973e6416b71351df512fb
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/7e3f1dfb9e21733d7276bc9ccea4daada163f2ba
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/8657e8ea23325949091da72453ba84fb73cc2bd9
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/cb4f2dc513e99c5d0485661f114e4dda73612d10
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/df6d8b689252c0acc0448d4ae3d33f2d6db048ab
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/dfc308d6f29aa28463deb9a12278a85a382385ca
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/57b742a5b8945118022973e6416b71351df512fb
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/7e3f1dfb9e21733d7276bc9ccea4daada163f2ba
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/8657e8ea23325949091da72453ba84fb73cc2bd9
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/cb4f2dc513e99c5d0485661f114e4dda73612d10
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/df6d8b689252c0acc0448d4ae3d33f2d6db048ab
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/dfc308d6f29aa28463deb9a12278a85a382385ca
    Patch