CVE-2022-48672

HIGH
Published May 3, 2024 Modified Nov 21, 2024 CWE-193

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.

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CVSS v3.1 Score

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

Weakness Type (CWE)

CWE-193 CWE-193

Affected Products

Vendor Product
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel

References

Advisories & Patches

https://git.kernel.org/stable/c/2133f451311671c7c42b5640d2b999326b39aa0e https://git.kernel.org/stable/c/2566706ac6393386a4e7c4ce23fe17f4c98d9aa0 https://git.kernel.org/stable/c/2f945a792f67815abca26fa8a5e863ccf3fa1181 https://git.kernel.org/stable/c/ba6b9f7cc1108bad6e2c53b1d6e0156379188db7 https://git.kernel.org/stable/c/cbdda20ce363356698835185801a58a28f644853 https://git.kernel.org/stable/c/e0e88c25f88b9805572263c9ed20f1d88742feaf https://git.kernel.org/stable/c/ee4369260e77821602102dcc7d792de39a56365c https://git.kernel.org/stable/c/2133f451311671c7c42b5640d2b999326b39aa0e https://git.kernel.org/stable/c/2566706ac6393386a4e7c4ce23fe17f4c98d9aa0 https://git.kernel.org/stable/c/2f945a792f67815abca26fa8a5e863ccf3fa1181 https://git.kernel.org/stable/c/ba6b9f7cc1108bad6e2c53b1d6e0156379188db7 https://git.kernel.org/stable/c/cbdda20ce363356698835185801a58a28f644853 https://git.kernel.org/stable/c/e0e88c25f88b9805572263c9ed20f1d88742feaf https://git.kernel.org/stable/c/ee4369260e77821602102dcc7d792de39a56365c

Frequently Asked Questions

What is CVE-2022-48672? +
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. It has a CVSS v3.1 base score of 7.8 (HIGH).
How severe is CVE-2022-48672? +
CVE-2022-48672 has a CVSS v3.1 score of 7.8 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.
What products are affected by CVE-2022-48672? +
CVE-2022-48672 affects products from linux, specifically: linux_kernel. Check the affected products table above for specific version ranges.
How do I check if I'm vulnerable to CVE-2022-48672? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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