CVE-2026-97984Published

net: ipv6: Fix UDP length overflow with PMTU discover and big MTU

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

Recorded JSON

cve-program · CVE-2026-97984

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/ip6_output.c"
                    ],
                    "versions": [
                        {
                            "version": "427faee167bce4ccb0b22f6815a9ac509e31d4c3",
                            "lessThan": "1dd562f3019019ffdf4b396570613053facda9ee",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "427faee167bce4ccb0b22f6815a9ac509e31d4c3",
                            "lessThan": "1d56a00ec91f2885c64ea5b8cea18cb746b91bbb",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "427faee167bce4ccb0b22f6815a9ac509e31d4c3",
                            "lessThan": "ce66352d3eb21825410af8b91db7cc4bb8e22c98",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "427faee167bce4ccb0b22f6815a9ac509e31d4c3",
                            "lessThan": "e01b7c176d9af2b7c22bb3fe12cf9a7904f99fdc",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "427faee167bce4ccb0b22f6815a9ac509e31d4c3",
                            "lessThan": "0ae10b6be49b425827659b23bcce498f80eb7182",
                            "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/ip6_output.c"
                    ],
                    "versions": [
                        {
                            "version": "5.15",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.15",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.158",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.111",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.53",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.2.7",
                            "lessThanOrEqual": "7.2.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.3",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }

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