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CVE-2022-49921

🗓️ 01 May 2025 14:11:00Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 86 Views

Vulnerability CVE-2022-49921 in Linux kernel fixed use after free in red_enqueue function.

Related
Detection
Affected
Refs
NVD
Vulners
CNA
Node
linuxlinux_kernelRange4.4.1634.5
OR
linuxlinux_kernelRange4.74.9.333
OR
linuxlinux_kernelRange4.104.14.299
OR
linuxlinux_kernelRange4.154.19.265
OR
linuxlinux_kernelRange4.205.4.224
OR
linuxlinux_kernelRange5.55.10.154
OR
linuxlinux_kernelRange5.115.15.78
OR
linuxlinux_kernelRange5.166.0.8
OROROR
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/sched/sch_red.c"
    ],
    "versions": [
      {
        "version": "d7f4f332f082c4d4ba53582f902ed6b44fd6f45e",
        "lessThan": "795afe0b9bb6c915f0299a8e309936519be01619",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d7f4f332f082c4d4ba53582f902ed6b44fd6f45e",
        "lessThan": "a238cdcf2bdc72207c74375fc8be13ee549ca9db",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d7f4f332f082c4d4ba53582f902ed6b44fd6f45e",
        "lessThan": "e877f8fa49fbccc63cb2df2e9179bddc695b825a",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d7f4f332f082c4d4ba53582f902ed6b44fd6f45e",
        "lessThan": "52e0429471976785c155bfbf51d80990c6cd46e2",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d7f4f332f082c4d4ba53582f902ed6b44fd6f45e",
        "lessThan": "5960b9081baca85cc7dcb14aec1de85999ea9d36",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d7f4f332f082c4d4ba53582f902ed6b44fd6f45e",
        "lessThan": "fc4b50adb400ee5ec527a04073174e8e73a139fa",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d7f4f332f082c4d4ba53582f902ed6b44fd6f45e",
        "lessThan": "170e5317042c302777ed6d59fdb84af9b0219d4e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d7f4f332f082c4d4ba53582f902ed6b44fd6f45e",
        "lessThan": "8bdc2acd420c6f3dd1f1c78750ec989f02a1e2b9",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ab0b3b9dbf559a5633d460e748144697bd2d3aa3",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4.4.163",
        "lessThan": "4.5",
        "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_red.c"
    ],
    "versions": [
      {
        "version": "4.7",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "4.7",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "4.9.333",
        "lessThanOrEqual": "4.9.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "4.14.299",
        "lessThanOrEqual": "4.14.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "4.19.265",
        "lessThanOrEqual": "4.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.4.224",
        "lessThanOrEqual": "5.4.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.154",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.78",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.0.8",
        "lessThanOrEqual": "6.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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23 May 2026 15:23Current
6.7Medium risk
Vulners AI Score6.7
CVSS 3.17.8
EPSS0.00064
SSVC
86