CVE-2026-63983Published

net/sched: fix packet loop on netem when duplicate is on

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-2026-63983

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": "0afb51e72855971dba83b3c6b70c547c2d1161fd",
                            "lessThan": "1a298a514ce766c6d0c232991a390fec67af81ad",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "0afb51e72855971dba83b3c6b70c547c2d1161fd",
                            "lessThan": "4ec3a8ca97394f17e73a4d8d4c79c1c78b322772",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "0afb51e72855971dba83b3c6b70c547c2d1161fd",
                            "lessThan": "cfb2616042767ab31260d4f39190c381bec8b12e",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "0afb51e72855971dba83b3c6b70c547c2d1161fd",
                            "lessThan": "9552b11e3edabc97cfcd9f29103d5afbce7ae183",
                            "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/sched/sch_netem.c"
                    ],
                    "versions": [
                        {
                            "version": "2.6.12",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "2.6.12",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.93",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.57",
                            "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