Vulnerability-Lookup

GHSA-294M-6544-VPRQ

Vulnerability from github – Published: 2024-05-03 15:30 – Updated: 2024-06-03 18:53

Details

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.

Severity ?

7.8 (High)


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

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{
  "affected": [],
  "aliases": [
    "CVE-2022-48672"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-193"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2024-05-03T15:15:07Z",
    "severity": "HIGH"
  },
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  "id": "GHSA-294m-6544-vprq",
  "modified": "2024-06-03T18:53:45Z",
  "published": "2024-05-03T15:30:54Z",
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      "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-48672"
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}

CVE-2022-48672 (GCVE-0-2022-48672)

Vulnerability from cvelistv5 – Published: 2024-05-03 14:51 – Updated: 2025-05-04 08:20

Title

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

Summary

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.

Severity ?

No CVSS data available.

Assigner

Linux

References

URL

Tags

	https://git.kernel.org/stable/c/cbdda20ce36335669…
	https://git.kernel.org/stable/c/2566706ac6393386a…
	https://git.kernel.org/stable/c/e0e88c25f88b98055…
	https://git.kernel.org/stable/c/ee4369260e7782160…
	https://git.kernel.org/stable/c/ba6b9f7cc1108bad6…
	https://git.kernel.org/stable/c/2133f451311671c7c…
	https://git.kernel.org/stable/c/2f945a792f67815ab…

Impacted products

Vendor

Product

Version

Linux

Affected: 78c44d910d3e5f96dc6b3695fc1e4efd7c46a455 , < cbdda20ce363356698835185801a58a28f644853 (git)
Affected: 78c44d910d3e5f96dc6b3695fc1e4efd7c46a455 , < 2566706ac6393386a4e7c4ce23fe17f4c98d9aa0 (git)
Affected: 78c44d910d3e5f96dc6b3695fc1e4efd7c46a455 , < e0e88c25f88b9805572263c9ed20f1d88742feaf (git)
Affected: 78c44d910d3e5f96dc6b3695fc1e4efd7c46a455 , < ee4369260e77821602102dcc7d792de39a56365c (git)
Affected: 78c44d910d3e5f96dc6b3695fc1e4efd7c46a455 , < ba6b9f7cc1108bad6e2c53b1d6e0156379188db7 (git)
Affected: 78c44d910d3e5f96dc6b3695fc1e4efd7c46a455 , < 2133f451311671c7c42b5640d2b999326b39aa0e (git)
Affected: 78c44d910d3e5f96dc6b3695fc1e4efd7c46a455 , < 2f945a792f67815abca26fa8a5e863ccf3fa1181 (git)

Linux

Affected: 4.7
Unaffected: 0 , < 4.7 (semver)
Unaffected: 4.14.295 , ≤ 4.14.* (semver)
Unaffected: 4.19.260 , ≤ 4.19.* (semver)
Unaffected: 5.4.215 , ≤ 5.4.* (semver)
Unaffected: 5.10.145 , ≤ 5.10.* (semver)
Unaffected: 5.15.70 , ≤ 5.15.* (semver)
Unaffected: 5.19.11 , ≤ 5.19.* (semver)
Unaffected: 6.0 , ≤ * (original_commit_for_fix)

Show details on NVD website

JSON

To clipboard

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Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-294M-6544-VPRQ

CVE-2022-48672 (GCVE-0-2022-48672)

Tags

Sightings

Nomenclature