CVE Explorer

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.

Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:9396b453a66a910fe332c43b1377163e9db7495e315418831a83ef5583dca1da

Known exploited

Not asserted

Disputed

Stale source

Conflicts

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 2 assertions

{"defaultStatus":"unaffected","product":"Linux","programFiles":["net/ipv4/arp.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"6.1.161","status":"affected","version":"6.1.160","versionType":"semver"},{"lessThan":"6.6.121","status":"affected","version":"6.6.120","versionType":"semver"},{"lessThan":"6.12.66","status":"affected","version":"6.12.64","versionType":"semver"},{"lessThan":"6.18.6","status":"affected","version":"6.18.4","versionType":"semver"}]}

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:f029f3ad55c2955d346c982f7b6c2932ad8ee8b9a8de2a02069a7fcb3d822908 · sha256:3846c34ba88f66db… · /containers/cna/affected/1

{"defaultStatus":"unaffected","product":"Linux","programFiles":["net/ipv4/arp.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"e432dbff342b95fe44645f9a90fcf333c80f4b5e","status":"affected","version":"17e7386234f740f3e7d5e58a47b5847ea34c3bc2","versionType":"git"},{"lessThan":"393525dee5c39acff8d6705275d7fcaabcfb7f0a","status":"affected","version":"41a1a3140aff295dee8063906f70a514548105e8","versionType":"git"},{"lessThan":"70bddc16491ef4681f3569b3a2c80309a3edcdd1","status":"affected","version":"adee129db814474f2f81207bd182bf3…

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:f029f3ad55c2955d346c982f7b6c2932ad8ee8b9a8de2a02069a7fcb3d822908 · sha256:3846c34ba88f66db… · /containers/cna/affected/0

Affected products and versions

2 source assertions

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:f029f3ad55c2955d346c982f7b6c2932ad8ee8b9a8de2a02069a7fcb3d822908 · sha256:3846c34ba88f66db… · /containers/cna/affected/1

{"defaultStatus":"unaffected","product":"Linux","programFiles":["net/ipv4/arp.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"e432dbff342b95fe44645f9a90fcf333c80f4b5e","status":"affected","version":"17e7386234f740f3e7d5e58a47b5847ea34c3bc2","versionType":"git"},{"lessThan":"393525dee5c39acff8d6705275d7fcaabcfb7f0a","status":"affected","version":"41a1a3140aff295dee8063906f70a514548105e8","versionType":"git"},{"lessThan":"70bddc16491ef4681f3569b3a2c80309a3edcdd1","status":"affected","version":"adee129db814474f2f81207bd182bf3…

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:f029f3ad55c2955d346c982f7b6c2932ad8ee8b9a8de2a02069a7fcb3d822908 · sha256:3846c34ba88f66db… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion

{"metric":{"baseScore":7.8,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}

cve_program_cvelist_v5cvss
urn:baitaphish:normalized-source-record:v2:f029f3ad55c2955d346c982f7b6c2932ad8ee8b9a8de2a02069a7fcb3d822908 · sha256:3846c34ba88f66db… · /containers/cna/metrics/0/cvssV3_1

Source references

7 source assertions

{"url":"https://git.kernel.org/stable/c/029935507d0af6553c45380fbf6feecf756fd226"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:f029f3ad55c2955d346c982f7b6c2932ad8ee8b9a8de2a02069a7fcb3d822908 · sha256:3846c34ba88f66db… · /containers/cna/references/3

{"url":"https://git.kernel.org/stable/c/393525dee5c39acff8d6705275d7fcaabcfb7f0a"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:f029f3ad55c2955d346c982f7b6c2932ad8ee8b9a8de2a02069a7fcb3d822908 · sha256:3846c34ba88f66db… · /containers/cna/references/1

{"url":"https://git.kernel.org/stable/c/70bddc16491ef4681f3569b3a2c80309a3edcdd1"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:f029f3ad55c2955d346c982f7b6c2932ad8ee8b9a8de2a02069a7fcb3d822908 · sha256:3846c34ba88f66db… · /containers/cna/references/2

{"url":"https://git.kernel.org/stable/c/949647e7771a4a01963fe953a96d81fba7acecf3"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:f029f3ad55c2955d346c982f7b6c2932ad8ee8b9a8de2a02069a7fcb3d822908 · sha256:3846c34ba88f66db… · /containers/cna/references/5

{"url":"https://git.kernel.org/stable/c/c92510f5e3f82ba11c95991824a41e59a9c5ed81"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:f029f3ad55c2955d346c982f7b6c2932ad8ee8b9a8de2a02069a7fcb3d822908 · sha256:3846c34ba88f66db… · /containers/cna/references/6

{"url":"https://git.kernel.org/stable/c/dd6ccec088adff4bdf33e2b2dd102df20a7128fa"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:f029f3ad55c2955d346c982f7b6c2932ad8ee8b9a8de2a02069a7fcb3d822908 · sha256:3846c34ba88f66db… · /containers/cna/references/4

{"url":"https://git.kernel.org/stable/c/e432dbff342b95fe44645f9a90fcf333c80f4b5e"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:f029f3ad55c2955d346c982f7b6c2932ad8ee8b9a8de2a02069a7fcb3d822908 · sha256:3846c34ba88f66db… · /containers/cna/references/0

Attribution and limitations

CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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