FKIE_CVE-2026-46324
Vulnerability from fkie_nvd - Published: 2026-06-09 13:16 - Updated: 2026-06-17 10:53
Severity
Summary
In the Linux kernel, the following vulnerability has been resolved:
netfilter: nf_tables: use list_del_rcu for netlink hooks
nft_netdev_unregister_hooks and __nft_unregister_flowtable_net_hooks need
to use list_del_rcu(), this list can be walked by concurrent dumpers.
Add a new helper and use it consistently.
References
Impacted products
| Vendor | Product | Version |
|---|
{
"affected": [
{
"affectedData": [
{
"defaultStatus": "unaffected",
"product": "Linux",
"programFiles": [
"net/netfilter/nf_tables_api.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"versions": [
{
"lessThan": "0bd93ce4f3c35e845532184331d7917d7e562c80",
"status": "affected",
"version": "f9a43007d3f7ba76d5e7f9421094f00f2ef202f8",
"versionType": "git"
},
{
"lessThan": "0f33e8ad6ac563ae2233dd7f75884e0ee010521d",
"status": "affected",
"version": "f9a43007d3f7ba76d5e7f9421094f00f2ef202f8",
"versionType": "git"
},
{
"lessThan": "f3224ee463f8f6f6ced7dcdf6081add4f8128527",
"status": "affected",
"version": "f9a43007d3f7ba76d5e7f9421094f00f2ef202f8",
"versionType": "git"
},
{
"status": "affected",
"version": "c73955a09408e7374d9abfd0e78ce3de9cda0635",
"versionType": "git"
},
{
"status": "affected",
"version": "b09e6ccf0d12f9356e8e3508d3e3dce126298538",
"versionType": "git"
},
{
"status": "affected",
"version": "3fac8ce48fa9fd61ee9056d3ed48b2edefca8b82",
"versionType": "git"
},
{
"status": "affected",
"version": "9c413a8c8bb49cc16796371805ecb260e885bb2b",
"versionType": "git"
},
{
"status": "affected",
"version": "a3940dcf552f2393d1e8f263b386593f98abe829",
"versionType": "git"
},
{
"status": "affected",
"version": "86c0154f4c3a56c5db8b9dd09e3ce885382c2c19",
"versionType": "git"
},
{
"lessThan": "4.20",
"status": "affected",
"version": "4.19.316",
"versionType": "semver"
},
{
"lessThan": "5.5",
"status": "affected",
"version": "5.4.262",
"versionType": "semver"
},
{
"lessThan": "5.11",
"status": "affected",
"version": "5.10.198",
"versionType": "semver"
},
{
"lessThan": "5.16",
"status": "affected",
"version": "5.15.45",
"versionType": "semver"
},
{
"lessThan": "5.18",
"status": "affected",
"version": "5.17.13",
"versionType": "semver"
},
{
"lessThan": "5.19",
"status": "affected",
"version": "5.18.2",
"versionType": "semver"
}
]
},
{
"defaultStatus": "affected",
"product": "Linux",
"programFiles": [
"net/netfilter/nf_tables_api.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"versions": [
{
"status": "affected",
"version": "5.19"
},
{
"lessThan": "5.19",
"status": "unaffected",
"version": "0",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.18.*",
"status": "unaffected",
"version": "6.18.33",
"versionType": "semver"
},
{
"lessThanOrEqual": "7.0.*",
"status": "unaffected",
"version": "7.0.10",
"versionType": "semver"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "7.1",
"versionType": "original_commit_for_fix"
}
]
}
],
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnetfilter: nf_tables: use list_del_rcu for netlink hooks\n\nnft_netdev_unregister_hooks and __nft_unregister_flowtable_net_hooks need\nto use list_del_rcu(), this list can be walked by concurrent dumpers.\n\nAdd a new helper and use it consistently."
}
],
"id": "CVE-2026-46324",
"lastModified": "2026-06-17T10:53:33.970",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 7.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"exploitabilityScore": 1.8,
"impactScore": 5.9,
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"type": "Secondary"
}
]
},
"published": "2026-06-09T13:16:37.893",
"references": [
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"url": "https://git.kernel.org/stable/c/0bd93ce4f3c35e845532184331d7917d7e562c80"
},
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"url": "https://git.kernel.org/stable/c/0f33e8ad6ac563ae2233dd7f75884e0ee010521d"
},
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"url": "https://git.kernel.org/stable/c/f3224ee463f8f6f6ced7dcdf6081add4f8128527"
}
],
"sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"vulnStatus": "Received"
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
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.
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