CVE-2022-48672

See a problem?
Please try reporting it to the source first.
Source
https://cve.org/CVERecord?id=CVE-2022-48672
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-48672.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2022-48672
Downstream
Related
Published
2024-05-03T14:51:18.085Z
Modified
2026-04-11T12:41:16.837378Z
Summary
of: fdt: fix off-by-one error in unflatten_dt_nodes()
Details

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

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

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

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

Database specific 
{
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/48xxx/CVE-2022-48672.json",
    "cna_assigner": "Linux"
}
References

Affected packages

Git / git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git

Affected ranges

Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
78c44d910d3e5f96dc6b3695fc1e4efd7c46a455
Fixed
cbdda20ce363356698835185801a58a28f644853
Fixed
2566706ac6393386a4e7c4ce23fe17f4c98d9aa0
Fixed
e0e88c25f88b9805572263c9ed20f1d88742feaf
Fixed
ee4369260e77821602102dcc7d792de39a56365c
Fixed
ba6b9f7cc1108bad6e2c53b1d6e0156379188db7
Fixed
2133f451311671c7c42b5640d2b999326b39aa0e
Fixed
2f945a792f67815abca26fa8a5e863ccf3fa1181

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-48672.json"

Linux / Kernel

Package

Name
Kernel

Affected ranges

Type
ECOSYSTEM
Events
Introduced
4.7.0
Fixed
4.14.295
Type
ECOSYSTEM
Events
Introduced
4.15.0
Fixed
4.19.260
Type
ECOSYSTEM
Events
Introduced
4.20.0
Fixed
5.4.215
Type
ECOSYSTEM
Events
Introduced
5.5.0
Fixed
5.10.145
Type
ECOSYSTEM
Events
Introduced
5.11.0
Fixed
5.15.70
Type
ECOSYSTEM
Events
Introduced
5.16.0
Fixed
5.19.11

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-48672.json"