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        "cveId": "CVE-2026-22999",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-01-13T15:37:45.938Z",
        "datePublished": "2026-01-25T14:36:13.909Z",
        "dateUpdated": "2026-06-16T20:36:05.459Z"
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                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet/sched: sch_qfq: do not free existing class in qfq_change_class()\n\nFixes qfq_change_class() error case.\n\ncl->qdisc and cl should only be freed if a new class and qdisc\nwere allocated, or we risk various UAF."
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                            "version": "6.18.7",
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                            "status": "unaffected",
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                        {
                            "version": "6.19",
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                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
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                    "url": "https://git.kernel.org/stable/c/2a64fb9b47afffeb5dbab5fd3a518e1436dcc90e"
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                    "url": "https://git.kernel.org/stable/c/cff6cd703f41d8071995956142729e4bba160363"
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                {
                    "url": "https://git.kernel.org/stable/c/3879cffd9d07aa0377c4b8835c4f64b4fb24ac78"
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            "title": "net/sched: sch_qfq: do not free existing class in qfq_change_class()",
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