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netem: Update sch->q.qlen before qdisc_tree_reduce_backlog()

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-2025-21703

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/sched/sch_netem.c"
                    ],
                    "versions": [
                        {
                            "version": "83c6ab12f08dcc09d4c5ac86fdb89736b28f1d31",
                            "lessThan": "e395fec75ac2dbffc99b4bce57b7f1f3c5449f2c",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "216509dda290f6db92c816dd54b83c1df9da9e76",
                            "lessThan": "7f31d74fcc556a9166b1bb20515542de7bb939d1",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "c2047b0e216c8edce227d7c42f99ac2877dad0e4",
                            "lessThan": "98a2c685293aae122f688cde11d9334dddc5d207",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "10df49cfca73dfbbdb6c4150d859f7e8926ae427",
                            "lessThan": "7b79ca9a1de6a428d486ff52fb3d602321c08f55",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "3824c5fad18eeb7abe0c4fc966f29959552dca3e",
                            "lessThan": "1f8e3f4a4b8b90ad274dfbc66fc7d55cb582f4d5",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "356078a5c55ec8d2061fcc009fb8599f5b0527f9",
                            "lessThan": "6312555249082d6d8cc5321ff725df05482d8b83",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "f8d4bc455047cf3903cd6f85f49978987dbb3027",
                            "lessThan": "839ecc583fa00fab785fde1c85a326743657fd32",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "f8d4bc455047cf3903cd6f85f49978987dbb3027",
                            "lessThan": "638ba5089324796c2ee49af10427459c2de35f71",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "5.4.288",
                            "lessThan": "5.4.291",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.232",
                            "lessThan": "5.10.235",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.175",
                            "lessThan": "5.15.179",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.121",
                            "lessThan": "6.1.129",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.67",
                            "lessThan": "6.6.78",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.6",
                            "lessThan": "6.12.14",
                            "status": "affected",
                            "versionType": "semver"
                        }
                    ]
                }

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/sched/sch_netem.c"
                    ],
                    "versions": [
                        {
                            "version": "6.13",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.13",
                            "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": "6.6.78",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.14",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.13.3",
                            "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