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tunnels: load network headers after skb_cow() in iptunnel_pmtud_build_icmp[v6]()

cve-program · CVE-2026-63994

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/ipv4/ip_tunnel_core.c"
                    ],
                    "versions": [
                        {
                            "version": "4cb47a8644cc9eb8ec81190a50e79e6530d0297f",
                            "lessThan": "95b6d772bfe788331d9742d73eaa12e113b2adc4",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "4cb47a8644cc9eb8ec81190a50e79e6530d0297f",
                            "lessThan": "7254aef4d1a7e18e887af9010e2f2dc34806789b",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "4cb47a8644cc9eb8ec81190a50e79e6530d0297f",
                            "lessThan": "bf8b3f34c37c162357138e7c0942723b8b94fed1",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "4cb47a8644cc9eb8ec81190a50e79e6530d0297f",
                            "lessThan": "76cd9398a0470257ab765bdf5f358a2af2e17934",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "4cb47a8644cc9eb8ec81190a50e79e6530d0297f",
                            "lessThan": "50750d86a2e5266aba0c295483b3397843198b11",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "4cb47a8644cc9eb8ec81190a50e79e6530d0297f",
                            "lessThan": "6dff77899b9e9fe5d854abda3a98ad04e7229ef7",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "4cb47a8644cc9eb8ec81190a50e79e6530d0297f",
                            "lessThan": "f3f204541f280a6ecb04503a0d6794d93990ca43",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "4cb47a8644cc9eb8ec81190a50e79e6530d0297f",
                            "lessThan": "b4bc94353050b1fa7b702bd4c6600710dd926cff",
                            "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/ipv4/ip_tunnel_core.c"
                    ],
                    "versions": [
                        {
                            "version": "5.9",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.9",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.259",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.210",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.176",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.143",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.93",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.35",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.0.12",
                            "lessThanOrEqual": "7.0.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.1",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }

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

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Sources read 8 Nov 18:59 UTC · 274 of 275 readable · 272 fully read · documentation 469/469 current