CVE-2022-48672
Linux Kernel of: fdt Off-By-One Error Buffer Overflow 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.
INFO
Published Date :
May 3, 2024, 3:15 p.m.
Last Modified :
Nov. 21, 2024, 7:33 a.m.
Source :
416baaa9-dc9f-4396-8d5f-8c081fb06d67
Remotely Exploitable :
No
Impact Score :
5.9
Exploitability Score :
1.8
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2022-48672.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2022-48672 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2022-48672 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference https://git.kernel.org/stable/c/2133f451311671c7c42b5640d2b999326b39aa0e Added Reference https://git.kernel.org/stable/c/2566706ac6393386a4e7c4ce23fe17f4c98d9aa0 Added Reference https://git.kernel.org/stable/c/2f945a792f67815abca26fa8a5e863ccf3fa1181 Added Reference https://git.kernel.org/stable/c/ba6b9f7cc1108bad6e2c53b1d6e0156379188db7 Added Reference https://git.kernel.org/stable/c/cbdda20ce363356698835185801a58a28f644853 Added Reference https://git.kernel.org/stable/c/e0e88c25f88b9805572263c9ed20f1d88742feaf Added Reference https://git.kernel.org/stable/c/ee4369260e77821602102dcc7d792de39a56365c -
CVE Modified by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
May. 28, 2024
Action Type Old Value New Value -
Initial Analysis by [email protected]
May. 23, 2024
Action Type Old Value New Value Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Changed Reference Type https://git.kernel.org/stable/c/2133f451311671c7c42b5640d2b999326b39aa0e No Types Assigned https://git.kernel.org/stable/c/2133f451311671c7c42b5640d2b999326b39aa0e Patch Changed Reference Type https://git.kernel.org/stable/c/2566706ac6393386a4e7c4ce23fe17f4c98d9aa0 No Types Assigned https://git.kernel.org/stable/c/2566706ac6393386a4e7c4ce23fe17f4c98d9aa0 Patch Changed Reference Type https://git.kernel.org/stable/c/2f945a792f67815abca26fa8a5e863ccf3fa1181 No Types Assigned https://git.kernel.org/stable/c/2f945a792f67815abca26fa8a5e863ccf3fa1181 Patch Changed Reference Type https://git.kernel.org/stable/c/ba6b9f7cc1108bad6e2c53b1d6e0156379188db7 No Types Assigned https://git.kernel.org/stable/c/ba6b9f7cc1108bad6e2c53b1d6e0156379188db7 Patch Changed Reference Type https://git.kernel.org/stable/c/cbdda20ce363356698835185801a58a28f644853 No Types Assigned https://git.kernel.org/stable/c/cbdda20ce363356698835185801a58a28f644853 Patch Changed Reference Type https://git.kernel.org/stable/c/e0e88c25f88b9805572263c9ed20f1d88742feaf No Types Assigned https://git.kernel.org/stable/c/e0e88c25f88b9805572263c9ed20f1d88742feaf Patch Changed Reference Type https://git.kernel.org/stable/c/ee4369260e77821602102dcc7d792de39a56365c No Types Assigned https://git.kernel.org/stable/c/ee4369260e77821602102dcc7d792de39a56365c Patch Added CWE NIST CWE-193 Added CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 4.7 up to (excluding) 4.14.295 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 4.15 up to (excluding) 4.19.260 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 4.20 up to (excluding) 5.4.215 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.5 up to (excluding) 5.10.145 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.11 up to (excluding) 5.15.70 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.16 up to (excluding) 5.19.11 -
CVE Modified by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
May. 14, 2024
Action Type Old Value New Value -
CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
May. 03, 2024
Action Type Old Value New Value Added 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. Added Reference kernel.org https://git.kernel.org/stable/c/cbdda20ce363356698835185801a58a28f644853 [No types assigned] Added Reference kernel.org https://git.kernel.org/stable/c/2566706ac6393386a4e7c4ce23fe17f4c98d9aa0 [No types assigned] Added Reference kernel.org https://git.kernel.org/stable/c/e0e88c25f88b9805572263c9ed20f1d88742feaf [No types assigned] Added Reference kernel.org https://git.kernel.org/stable/c/ee4369260e77821602102dcc7d792de39a56365c [No types assigned] Added Reference kernel.org https://git.kernel.org/stable/c/ba6b9f7cc1108bad6e2c53b1d6e0156379188db7 [No types assigned] Added Reference kernel.org https://git.kernel.org/stable/c/2133f451311671c7c42b5640d2b999326b39aa0e [No types assigned] Added Reference kernel.org https://git.kernel.org/stable/c/2f945a792f67815abca26fa8a5e863ccf3fa1181 [No types assigned]
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2022-48672 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2022-48672
weaknesses.