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ndisc: use RCU protection in ndisc_alloc_skb()

Exact source revision recorded 23 Oct 2026 15:48:27 UTC. It does not establish the source's current position. Latest evidence.

cve-program · CVE-2025-21764

Published

Linux

Vendor product

Original vendor version evidence · not evaluated as a NuGet range
{
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "net/ipv6/ndisc.c"
                    ],
                    "versions": [
                        {
                            "version": "de09334b9326632bbf1a74bfd8b01866cbbf2f61",
                            "lessThan": "96fc896d0e5b37c12808df797397fb16f3080879",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "de09334b9326632bbf1a74bfd8b01866cbbf2f61",
                            "lessThan": "c30893ef3d9cde8e7e8e4fd06b53d2c935bbccb1",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "de09334b9326632bbf1a74bfd8b01866cbbf2f61",
                            "lessThan": "b870256dd2a5648d5ed2f22316b3ac29a7e5ed63",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "de09334b9326632bbf1a74bfd8b01866cbbf2f61",
                            "lessThan": "3c2d705f5adf5d860aaef90cb4211c0fde2ba66d",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "de09334b9326632bbf1a74bfd8b01866cbbf2f61",
                            "lessThan": "9e0ec817eb41a55327a46cd3ce331a9868d60304",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "de09334b9326632bbf1a74bfd8b01866cbbf2f61",
                            "lessThan": "bbec88e4108e8d6fb468d3817fa652140a44ff28",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "de09334b9326632bbf1a74bfd8b01866cbbf2f61",
                            "lessThan": "cd1065f92eb7ff21b9ba5308a86f33d1670bf926",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "de09334b9326632bbf1a74bfd8b01866cbbf2f61",
                            "lessThan": "628e6d18930bbd21f2d4562228afe27694f66da9",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                }

Linux

Vendor product

Original vendor version evidence · not evaluated as a NuGet range
{
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "net/ipv6/ndisc.c"
                    ],
                    "versions": [
                        {
                            "version": "3.9",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "3.9",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.4.291",
                            "lessThanOrEqual": "5.4.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.235",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.179",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.129",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.79",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.16",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.13.4",
                            "lessThanOrEqual": "6.13.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.14",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON

ChangeIntel

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Sources read 9 Nov 19:13 UTC · 275 of 275 readable · 273 fully read · documentation 469/469 current