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ipv6: mcast: Fix use-after-free when processing MLD queries

cve-program · CVE-2026-53275

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/mcast.c"
                    ],
                    "versions": [
                        {
                            "version": "97300b5fdfe28c6edae926926f9467a27cf5889c",
                            "lessThan": "dfaf1f5e7eb81be87582bd6a57d34e61a57d5dea",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "97300b5fdfe28c6edae926926f9467a27cf5889c",
                            "lessThan": "1354271c89d0e5fbf8b3d94097ff0216695209c7",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "97300b5fdfe28c6edae926926f9467a27cf5889c",
                            "lessThan": "53baa63a4183291574483f89583dbef13677a2c4",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "97300b5fdfe28c6edae926926f9467a27cf5889c",
                            "lessThan": "2a613bf497029d555a7428406aa8cdb84a503cea",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "97300b5fdfe28c6edae926926f9467a27cf5889c",
                            "lessThan": "b2eb8886200b907fc71806869620609f0f4cacb0",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "97300b5fdfe28c6edae926926f9467a27cf5889c",
                            "lessThan": "4203806f700bb44ea0b05d484d9d40044b47fb04",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "97300b5fdfe28c6edae926926f9467a27cf5889c",
                            "lessThan": "087dbacf897c020f438f780f0a4a8aa73b6d7c5a",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "97300b5fdfe28c6edae926926f9467a27cf5889c",
                            "lessThan": "791c91dc7a9dfb2457d5e29b8216a6484b9c4b40",
                            "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/mcast.c"
                    ],
                    "versions": [
                        {
                            "version": "2.6.15",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "2.6.15",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.269",
                            "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": "6.12.94",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.36",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.0.13",
                            "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