CVE-2022-48672

HighCVSS 7.8/10Last modified Jun 17, 2026

Description

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

of: fdt: fix off-by-one error in unflatten_dt_nodes()

Commit 78c44d910d3e ("drivers/of: Fix depth when unflattening devicetree") forgot to fix up the depth check in the loop body in unflatten_dt_nodes() which makes it possible to overflow the nps[] buffer...

Found by Linux Verification Center (linuxtesting.org) with the SVACE static analysis tool.

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-193

Affected software

VendorProductVersions
LinuxLinux>= 78c44d910d3e5f96dc6b3695fc1e4efd7c46a455, < cbdda20ce363356698835185801a58a28f644853; >= 78c44d910d3e5f96dc6b3695fc1e4efd7c46a455, < 2566706ac6393386a4e7c4ce23fe17f4c98d9aa0; >= 78c44d910d3e5f96dc6b3695fc1e4efd7c46a455, < e0e88c25f88b9805572263c9ed20f1d88742feaf; >= 78c44d910d3e5f96dc6b3695fc1e4efd7c46a455, < ee4369260e77821602102dcc7d792de39a56365c; >= 78c44d910d3e5f96dc6b3695fc1e4efd7c46a455, < ba6b9f7cc1108bad6e2c53b1d6e0156379188db7; >= 78c44d910d3e5f96dc6b3695fc1e4efd7c46a455, < 2133f451311671c7c42b5640d2b999326b39aa0e; >= 78c44d910d3e5f96dc6b3695fc1e4efd7c46a455, < 2f945a792f67815abca26fa8a5e863ccf3fa1181
LinuxLinux4.7

References

Timeline

Published
May 3, 2024
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2022-48672: High severity, CVSS 7.8 | Vulnix