Vulnerability-Lookup

FKIE_CVE-2025-39853

Vulnerability from fkie_nvd - Published: 2025-09-19 16:15 - Updated: 2026-01-20 15:16

Severity ?

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

Summary

In the Linux kernel, the following vulnerability has been resolved: i40e: Fix potential invalid access when MAC list is empty list_first_entry() never returns NULL - if the list is empty, it still returns a pointer to an invalid object, leading to potential invalid memory access when dereferenced. Fix this by using list_first_entry_or_null instead of list_first_entry.

References

URL	Tags
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/1eadabcf5623f1237a539b16586b4ed8ac8dffcd	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/3c6fb929afa313d9d11f780451d113f73922fe5d	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/66e7cdbda74ee823ec2bf7b830ebd235c54f5ddf	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/971feafe157afac443027acdc235badc6838560b	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/9c21fc4cebd44dd21016c61261a683af390343f8	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/a556f06338e1d5a85af0e32ecb46e365547f92b9	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/e2a5e74879f9b494bbd66fa93f355feacde450c7	Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67	https://git.kernel.org/stable/c/fb216d980fae6561c7c70af8ef826faf059c6515	Patch
af854a3a-2127-422b-91ae-364da2661108	https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html	Third Party Advisory, Mailing List
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	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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          "confidentialityImpact": "HIGH",
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}

CVE-2025-39853 (GCVE-0-2025-39853)

Vulnerability from cvelistv5 – Published: 2025-09-19 15:26 – Updated: 2025-11-03 17:44

Title

i40e: Fix potential invalid access when MAC list is empty

Summary

Severity ?

No CVSS data available.

Assigner

Linux

References

URL

Tags

	https://git.kernel.org/stable/c/971feafe157afac44…
	https://git.kernel.org/stable/c/3c6fb929afa313d9d…
	https://git.kernel.org/stable/c/1eadabcf5623f1237…
	https://git.kernel.org/stable/c/e2a5e74879f9b494b…
	https://git.kernel.org/stable/c/fb216d980fae6561c…
	https://git.kernel.org/stable/c/66e7cdbda74ee823e…
	https://git.kernel.org/stable/c/9c21fc4cebd44dd21…
	https://git.kernel.org/stable/c/a556f06338e1d5a85…

Impacted products

Vendor

Product

Version

Linux

Affected: e3219ce6a775468368fb270fae3eb82a6787b436 , < 971feafe157afac443027acdc235badc6838560b (git)
Affected: e3219ce6a775468368fb270fae3eb82a6787b436 , < 3c6fb929afa313d9d11f780451d113f73922fe5d (git)
Affected: e3219ce6a775468368fb270fae3eb82a6787b436 , < 1eadabcf5623f1237a539b16586b4ed8ac8dffcd (git)
Affected: e3219ce6a775468368fb270fae3eb82a6787b436 , < e2a5e74879f9b494bbd66fa93f355feacde450c7 (git)
Affected: e3219ce6a775468368fb270fae3eb82a6787b436 , < fb216d980fae6561c7c70af8ef826faf059c6515 (git)
Affected: e3219ce6a775468368fb270fae3eb82a6787b436 , < 66e7cdbda74ee823ec2bf7b830ebd235c54f5ddf (git)
Affected: e3219ce6a775468368fb270fae3eb82a6787b436 , < 9c21fc4cebd44dd21016c61261a683af390343f8 (git)
Affected: e3219ce6a775468368fb270fae3eb82a6787b436 , < a556f06338e1d5a85af0e32ecb46e365547f92b9 (git)

Linux

Affected: 4.6
Unaffected: 0 , < 4.6 (semver)
Unaffected: 5.4.299 , ≤ 5.4.* (semver)
Unaffected: 5.10.243 , ≤ 5.10.* (semver)
Unaffected: 5.15.192 , ≤ 5.15.* (semver)
Unaffected: 6.1.151 , ≤ 6.1.* (semver)
Unaffected: 6.6.105 , ≤ 6.6.* (semver)
Unaffected: 6.12.46 , ≤ 6.12.* (semver)
Unaffected: 6.16.6 , ≤ 6.16.* (semver)
Unaffected: 6.17 , ≤ * (original_commit_for_fix)

Show details on NVD website

JSON

To clipboard

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    "cveId": "CVE-2025-39853",
    "datePublished": "2025-09-19T15:26:25.101Z",
    "dateReserved": "2025-04-16T07:20:57.142Z",
    "dateUpdated": "2025-11-03T17:44:09.789Z",
    "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-2025-39853

CVE-2025-39853 (GCVE-0-2025-39853)

Tags

Sightings

Nomenclature