Vulnerability 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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 4.7, < 4.14.295 |
Related Weaknesses (CWE)
References
- https://git.kernel.org/stable/c/2133f451311671c7c42b5640d2b999326b39aa0ePatch
- https://git.kernel.org/stable/c/2566706ac6393386a4e7c4ce23fe17f4c98d9aa0Patch
- https://git.kernel.org/stable/c/2f945a792f67815abca26fa8a5e863ccf3fa1181Patch
- https://git.kernel.org/stable/c/ba6b9f7cc1108bad6e2c53b1d6e0156379188db7Patch
- https://git.kernel.org/stable/c/cbdda20ce363356698835185801a58a28f644853Patch
- https://git.kernel.org/stable/c/e0e88c25f88b9805572263c9ed20f1d88742feafPatch
- https://git.kernel.org/stable/c/ee4369260e77821602102dcc7d792de39a56365cPatch
- https://git.kernel.org/stable/c/2133f451311671c7c42b5640d2b999326b39aa0ePatch
- https://git.kernel.org/stable/c/2566706ac6393386a4e7c4ce23fe17f4c98d9aa0Patch
- https://git.kernel.org/stable/c/2f945a792f67815abca26fa8a5e863ccf3fa1181Patch
- https://git.kernel.org/stable/c/ba6b9f7cc1108bad6e2c53b1d6e0156379188db7Patch
- https://git.kernel.org/stable/c/cbdda20ce363356698835185801a58a28f644853Patch
- https://git.kernel.org/stable/c/e0e88c25f88b9805572263c9ed20f1d88742feafPatch
- https://git.kernel.org/stable/c/ee4369260e77821602102dcc7d792de39a56365cPatch
FAQ
What is CVE-2022-48672?
CVE-2022-48672 is a vulnerability with a CVSS score of 7.8 (HIGH). 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") f...
How severe is CVE-2022-48672?
CVE-2022-48672 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2022-48672?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.