CVE-2026-46331 net/sched: fix pedit partial COW leading to page cache corruption

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "include/net/tc_act/tc_pedit.h",
      "net/sched/act_pedit.c"
    ],
    "versions": [
      {
        "version": "8b796475fd7882663a870456466a4fb315cc1bd6",
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        "status": "affected",
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      },
      {
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      {
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        "versionType": "git"
      },
      {
        "version": "c19cc520b3d69904e9518d401ad0df7f4702aca0",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4.19.244",
        "lessThan": "4.20",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "5.4.195",
        "lessThan": "5.5",
        "status": "affected",
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      },
      {
        "version": "5.10.117",
        "lessThan": "5.11",
        "status": "affected",
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      },
      {
        "version": "5.15.41",
        "lessThan": "5.16",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "5.17.9",
        "lessThan": "5.18",
        "status": "affected",
        "versionType": "semver"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "include/net/tc_act/tc_pedit.h",
      "net/sched/act_pedit.c"
    ],
    "versions": [
      {
        "version": "5.18",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.18",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]