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CVE-2026-43417 sched/mmcid: Handle vfork()/CLONE_VM correctly

🗓️ 08 May 2026 14:21:53Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 31 Views

Linux kernel fix: sched/mmcid vfork/CLONE_VM CID handling; scan task list when user count mismatches.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-43417
8 May 202614:21
attackerkb
AstraLinux
Astra Linux – Vulnerability in Linux 5.10
19 Jun 202611:10
astralinux
CNNVD
Linux kernel 安全漏洞
8 May 202600:00
cnnvd
CVE
CVE-2026-43417
8 May 202614:21
cve
Debian CVE
CVE-2026-43417
8 May 202614:21
debiancve
EUVD
EUVD-2026-28723
8 May 202615:31
euvd
NVD
CVE-2026-43417
8 May 202615:16
nvd
OSV
BELL-CVE-2026-43417 CVE-2026-43417 does not affect BellSoft software
21 May 202606:10
osv
OSV
DEBIAN-CVE-2026-43417
8 May 202615:16
osv
OSV
UBUNTU-CVE-2026-43417
8 May 202615:16
osv
Rows per page
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "kernel/sched/core.c"
    ],
    "versions": [
      {
        "version": "fbd0e71dc370af73f6b316e4de9eed273dd90340",
        "lessThan": "e6761cdce78a8919a537989afb6aaf6881469f83",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "fbd0e71dc370af73f6b316e4de9eed273dd90340",
        "lessThan": "28b5a1395036d6c7a6c8034d85ad3d7d365f192c",
        "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/core.c"
    ],
    "versions": [
      {
        "version": "6.19",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.19",
        "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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