CVE-2026-22988

In the Linux kernel, the following vulnerability has been resolved: arp: do not assume dev_hard_header() does not change skb->head arp_create() is the only dev_hard_header() caller making assumption about skb->head being unchanged. A recent commit broke this assumption. Initialize @arp pointer after dev_hard_header() call.

CVSS v3 7.8 HIGH

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://git.kernel.org/stable/c/029935507d0af6553c45380fbf6feecf756fd226	Patch
https://git.kernel.org/stable/c/393525dee5c39acff8d6705275d7fcaabcfb7f0a	Patch
https://git.kernel.org/stable/c/70bddc16491ef4681f3569b3a2c80309a3edcdd1	Patch
https://git.kernel.org/stable/c/949647e7771a4a01963fe953a96d81fba7acecf3	Patch
https://git.kernel.org/stable/c/c92510f5e3f82ba11c95991824a41e59a9c5ed81	Patch
https://git.kernel.org/stable/c/dd6ccec088adff4bdf33e2b2dd102df20a7128fa	Patch
https://git.kernel.org/stable/c/e432dbff342b95fe44645f9a90fcf333c80f4b5e	Patch

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel:6.1.160:::::::*
	cpe:2.3:o:linux:linux_kernel:6.6.120:::::::*
	cpe:2.3:o:linux:linux_kernel:6.19:rc4::::::

History

No history.

Information

Published : 2026-01-23 16:15

Updated : 2026-06-17 10:20

NVD link : CVE-2026-22988

Mitre link : CVE-2026-22988

CVE.ORG link : CVE-2026-22988

JSON object : View

Products Affected

linux

linux_kernel

CWE

NVD-CWE-noinfo

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suposici\u00f3n.\n\nInicializar el puntero @arp despu\u00e9s de la llamada a dev_hard_header()."}], "lastModified": "2026-06-17T10:20:39.573", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E24038E7-22A7-43B5-8E72-1C262445BB8A", "versionEndExcluding": "6.12.66", "versionStartIncluding": "6.12.64"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "27849DC4-2BBE-4536-8F33-2616A53ACA55", "versionEndExcluding": "6.18.6", "versionStartIncluding": "6.18.4"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.1.160:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "24FE16BE-5350-467E-993C-FF2A07CBB376"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.6.120:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E4EF61BE-4718-4CD4-89DC-C7E24C2FE0B7"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.19:rc4:*:*:*:*:*:*", "vulnerable": 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