{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-52984",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-06-09T07:44:35.376Z",
        "datePublished": "2026-06-24T16:28:59.088Z",
        "dateUpdated": "2026-06-24T16:28:59.088Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-06-24T16:28:59.088Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet/sched: netem: fix queue limit check to include reordered packets\n\nThe queue limit check in netem_enqueue() uses q->t_len which only\ncounts packets in the internal tfifo. Packets placed in sch->q by\nthe reorder path (__qdisc_enqueue_head) are not counted, allowing\nthe total queue occupancy to exceed sch->limit under reordering.\n\nInclude sch->q.qlen in the limit check."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "net/sched/sch_netem.c"
                    ],
                    "versions": [
                        {
                            "version": "216509dda290f6db92c816dd54b83c1df9da9e76",
                            "lessThan": "0f875d52db4c921da610e481b72f03cc82fdcb72",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "c2047b0e216c8edce227d7c42f99ac2877dad0e4",
                            "lessThan": "ef9a41b3870fb90577da5b2de5bd140022d4021e",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "10df49cfca73dfbbdb6c4150d859f7e8926ae427",
                            "lessThan": "74fcd8e127200a50ee22ba2b45c164722bdb9177",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "3824c5fad18eeb7abe0c4fc966f29959552dca3e",
                            "lessThan": "39a66e83ea41fe845631eeb8d326953de27d13f9",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "356078a5c55ec8d2061fcc009fb8599f5b0527f9",
                            "lessThan": "54b5dbacd00dedffd5e2eed76de1c3839996b5e6",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "f8d4bc455047cf3903cd6f85f49978987dbb3027",
                            "lessThan": "8450462eaf91d5d2a9e863507b16d18e814baef3",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "f8d4bc455047cf3903cd6f85f49978987dbb3027",
                            "lessThan": "936a7dd87251f6f3e88983350833edf60fe6a80b",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "f8d4bc455047cf3903cd6f85f49978987dbb3027",
                            "lessThan": "4185701fcce6b426b6c3630b25330dddd9c47b0d",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "83c6ab12f08dcc09d4c5ac86fdb89736b28f1d31",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "5.10.232",
                            "lessThan": "5.10.258",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.175",
                            "lessThan": "5.15.209",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.121",
                            "lessThan": "6.1.175",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.67",
                            "lessThan": "6.6.141",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.6",
                            "lessThan": "6.12.91",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.4.288",
                            "lessThan": "5.5",
                            "status": "affected",
                            "versionType": "semver"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "net/sched/sch_netem.c"
                    ],
                    "versions": [
                        {
                            "version": "6.13",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.13",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.258",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.209",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.175",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.141",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.91",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.33",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.0.10",
                            "lessThanOrEqual": "7.0.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.1",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }
            ],
            "cpeApplicability": [
                {
                    "nodes": [
                        {
                            "operator": "OR",
                            "negate": false,
                            "cpeMatch": [
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.10.232",
                                    "versionEndExcluding": "5.10.258"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.15.175",
                                    "versionEndExcluding": "5.15.209"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.1.121",
                                    "versionEndExcluding": "6.1.175"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.6.67",
                                    "versionEndExcluding": "6.6.141"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.12.6",
                                    "versionEndExcluding": "6.12.91"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.13",
                                    "versionEndExcluding": "6.18.33"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.13",
                                    "versionEndExcluding": "7.0.10"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.13",
                                    "versionEndExcluding": "7.1"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.4.288"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/0f875d52db4c921da610e481b72f03cc82fdcb72"
                },
                {
                    "url": "https://git.kernel.org/stable/c/ef9a41b3870fb90577da5b2de5bd140022d4021e"
                },
                {
                    "url": "https://git.kernel.org/stable/c/74fcd8e127200a50ee22ba2b45c164722bdb9177"
                },
                {
                    "url": "https://git.kernel.org/stable/c/39a66e83ea41fe845631eeb8d326953de27d13f9"
                },
                {
                    "url": "https://git.kernel.org/stable/c/54b5dbacd00dedffd5e2eed76de1c3839996b5e6"
                },
                {
                    "url": "https://git.kernel.org/stable/c/8450462eaf91d5d2a9e863507b16d18e814baef3"
                },
                {
                    "url": "https://git.kernel.org/stable/c/936a7dd87251f6f3e88983350833edf60fe6a80b"
                },
                {
                    "url": "https://git.kernel.org/stable/c/4185701fcce6b426b6c3630b25330dddd9c47b0d"
                }
            ],
            "title": "net/sched: netem: fix queue limit check to include reordered packets",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}