Vulnerability-Lookup

FKIE_CVE-2025-39876

Vulnerability from fkie_nvd - Published: 2025-09-23 06:15 - Updated: 2026-01-20 20:33

Severity ?

5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Summary

In the Linux kernel, the following vulnerability has been resolved: net: fec: Fix possible NPD in fec_enet_phy_reset_after_clk_enable() The function of_phy_find_device may return NULL, so we need to take care before dereferencing phy_dev.

References

URL	Tags
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/03e79de4608bdd48ad6eec272e196124cefaf798	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/20a3433d31c2d2bf70ab0abec75f3136b42ae66c	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/4fe53aaa4271a72fe5fe3e88a45ce01646b68dc5	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/5f1bb554a131e59b28482abad21f691390651752	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/8c60d12bba14dc655d2d948b1dbf390b3ae39cb8	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/93a699d6e92cfdfa9eb9dbb8c653b5322542ca4f	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/eb148d85e126c47d65be34f2a465d69432ca5541	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/fe78891f296ac05bf4e5295c9829ef822f3c32e7	Patch
af854a3a-2127-422b-91ae-364da2661108	https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html	Third Party Advisory, Mailing List

Impacted products

Vendor	Product	Version
linux	linux_kernel	*
linux	linux_kernel	*
linux	linux_kernel	*
linux	linux_kernel	*
linux	linux_kernel	*
linux	linux_kernel	*
linux	linux_kernel	*
linux	linux_kernel	*
linux	linux_kernel	*
linux	linux_kernel	6.17
linux	linux_kernel	6.17
linux	linux_kernel	6.17
linux	linux_kernel	6.17
linux	linux_kernel	6.17
debian	debian_linux	11.0

JSON

To clipboard

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    }
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  "id": "CVE-2025-39876",
  "lastModified": "2026-01-20T20:33:01.007",
  "metrics": {
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        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 5.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
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}

CVE-2025-39876 (GCVE-0-2025-39876)

Vulnerability from cvelistv5 – Published: 2025-09-23 06:00 – Updated: 2025-11-03 17:44

Title

net: fec: Fix possible NPD in fec_enet_phy_reset_after_clk_enable()

Summary

Severity ?

No CVSS data available.

Assigner

Linux

References

URL

Tags

	https://git.kernel.org/stable/c/8c60d12bba14dc655…
	https://git.kernel.org/stable/c/20a3433d31c2d2bf7…
	https://git.kernel.org/stable/c/93a699d6e92cfdfa9…
	https://git.kernel.org/stable/c/5f1bb554a131e59b2…
	https://git.kernel.org/stable/c/fe78891f296ac05bf…
	https://git.kernel.org/stable/c/4fe53aaa4271a72fe…
	https://git.kernel.org/stable/c/eb148d85e126c47d6…
	https://git.kernel.org/stable/c/03e79de4608bdd48a…

Impacted products

Vendor

Product

Version

Linux

Affected: 9e70485b40c8306298adea8bdc867ca27f88955a , < 8c60d12bba14dc655d2d948b1dbf390b3ae39cb8 (git)
Affected: 64a632da538a6827fad0ea461925cedb9899ebe2 , < 20a3433d31c2d2bf70ab0abec75f3136b42ae66c (git)
Affected: 64a632da538a6827fad0ea461925cedb9899ebe2 , < 93a699d6e92cfdfa9eb9dbb8c653b5322542ca4f (git)
Affected: 64a632da538a6827fad0ea461925cedb9899ebe2 , < 5f1bb554a131e59b28482abad21f691390651752 (git)
Affected: 64a632da538a6827fad0ea461925cedb9899ebe2 , < fe78891f296ac05bf4e5295c9829ef822f3c32e7 (git)
Affected: 64a632da538a6827fad0ea461925cedb9899ebe2 , < 4fe53aaa4271a72fe5fe3e88a45ce01646b68dc5 (git)
Affected: 64a632da538a6827fad0ea461925cedb9899ebe2 , < eb148d85e126c47d65be34f2a465d69432ca5541 (git)
Affected: 64a632da538a6827fad0ea461925cedb9899ebe2 , < 03e79de4608bdd48ad6eec272e196124cefaf798 (git)
Affected: c068e505f229ca5f778f825f1401817ce818e917 (git)
Affected: 8a6ab151443cd71e2aa5e8b7014e3453dbd51935 (git)
Affected: ce88b5f42868ef4964c497d4dfcd25e88fd60c5b (git)

Linux

Affected: 5.10
Unaffected: 0 , < 5.10 (semver)
Unaffected: 5.4.300 , ≤ 5.4.* (semver)
Unaffected: 5.10.245 , ≤ 5.10.* (semver)
Unaffected: 5.15.194 , ≤ 5.15.* (semver)
Unaffected: 6.1.153 , ≤ 6.1.* (semver)
Unaffected: 6.6.107 , ≤ 6.6.* (semver)
Unaffected: 6.12.48 , ≤ 6.12.* (semver)
Unaffected: 6.16.8 , ≤ 6.16.* (semver)
Unaffected: 6.17 , ≤ * (original_commit_for_fix)

Show details on NVD website

JSON

To clipboard

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      "providerMetadata": {
        "dateUpdated": "2025-10-02T13:26:16.729Z",
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      "references": [
        {
          "url": "https://git.kernel.org/stable/c/8c60d12bba14dc655d2d948b1dbf390b3ae39cb8"
        },
        {
          "url": "https://git.kernel.org/stable/c/20a3433d31c2d2bf70ab0abec75f3136b42ae66c"
        },
        {
          "url": "https://git.kernel.org/stable/c/93a699d6e92cfdfa9eb9dbb8c653b5322542ca4f"
        },
        {
          "url": "https://git.kernel.org/stable/c/5f1bb554a131e59b28482abad21f691390651752"
        },
        {
          "url": "https://git.kernel.org/stable/c/fe78891f296ac05bf4e5295c9829ef822f3c32e7"
        },
        {
          "url": "https://git.kernel.org/stable/c/4fe53aaa4271a72fe5fe3e88a45ce01646b68dc5"
        },
        {
          "url": "https://git.kernel.org/stable/c/eb148d85e126c47d65be34f2a465d69432ca5541"
        },
        {
          "url": "https://git.kernel.org/stable/c/03e79de4608bdd48ad6eec272e196124cefaf798"
        }
      ],
      "title": "net: fec: Fix possible NPD in fec_enet_phy_reset_after_clk_enable()",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2025-39876",
    "datePublished": "2025-09-23T06:00:47.731Z",
    "dateReserved": "2025-04-16T07:20:57.144Z",
    "dateUpdated": "2025-11-03T17:44:21.070Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

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

FKIE_CVE-2025-39876

CVE-2025-39876 (GCVE-0-2025-39876)

Tags

Sightings

Nomenclature