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CVE-2026-43392

🗓️ 08 May 2026 14:21:36Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 6 Views

Fix starvation of scx_enable under fair-class saturation by offloading enable to a system-wide real-time kernel thread.

Related
Detection
Affected
Refs
NVD
Vulners
CNA
Node
linuxlinux_kernelRange6.12.16.12.78
OR
linuxlinux_kernelRange6.136.18.20
OR
linuxlinux_kernelRange6.196.19.9
OROR
linuxlinux_kernelMatch6.12rc2
OR
linuxlinux_kernelMatch6.12rc3
OR
linuxlinux_kernelMatch6.12rc4
OR
linuxlinux_kernelMatch6.12rc5
OR
linuxlinux_kernelMatch6.12rc6
OR
linuxlinux_kernelMatch6.12rc7
OROR
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "kernel/sched/ext.c"
    ],
    "versions": [
      {
        "version": "8c2090c504e998c8f34ec870bae71dafcc96a6e0",
        "lessThan": "e0b14bf06393be137d3efb6a3b7cd5b4b9810a6b",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "8c2090c504e998c8f34ec870bae71dafcc96a6e0",
        "lessThan": "c44198f25fdfecc0ec0fe366bf8a47fe17d8e229",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "8c2090c504e998c8f34ec870bae71dafcc96a6e0",
        "lessThan": "05ab9ec5dc24f234e0a2fecf3e6ff937c68f7d81",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "8c2090c504e998c8f34ec870bae71dafcc96a6e0",
        "lessThan": "b06ccbabe2506fd70b9167a644978b049150224a",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "kernel/sched/ext.c"
    ],
    "versions": [
      {
        "version": "6.12",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.12",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.78",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.20",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.19.9",
        "lessThanOrEqual": "6.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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26 May 2026 14:55Current
5.7Medium risk
Vulners AI Score5.7
CVSS 3.15.5
EPSS0.00013
6