CVE-2026-53123

🗓️ 24 Jun 2026 16:30:52Reported by LinuxType

The CVE relates to the Linux kernel md subsystem during raid456 reshape. If a direct IO operation crosses the reshape boundary, raid5_make_request() can sleep while an active_io reference is held. If userspace freezes reshape and triggers mddev_su...

Reporter	Title	Published	Views	Family All 5
Cvelist	CVE-2026-53123 md: wake raid456 reshape waiters before suspend	24 Jun 202616:30	–	cvelist
Debian CVE	CVE-2026-53123	24 Jun 202616:30	–	debiancve
EUVD	EUVD-2026-38991	24 Jun 202618:32	–	euvd
NVD	CVE-2026-53123	24 Jun 202617:17	–	nvd
Positive Technologies	PT-2026-52017	24 Jun 202600:00	–	ptsecurity

Vulners

CNA

Node

linux linux_kernelRange6.7–6.12.91

linux linux_kernelRange6.13.0–6.18.33

linux linux_kernelRange6.19.0–7.0.10

linux linux_kernelRange7.1.0≥

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/md/md.c"
    ],
    "versions": [
      {
        "version": "714d20150ed85811193ae07a494d91f9927c590f",
        "lessThan": "8b6a72420821e6da2cab6a69d5233500d2698b93",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "714d20150ed85811193ae07a494d91f9927c590f",
        "lessThan": "ff6b93410192b812d73cc54062529715b2dc849f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "714d20150ed85811193ae07a494d91f9927c590f",
        "lessThan": "8ae3e14d7f3df58f7f49c02d74344e3dcd5f84f0",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "714d20150ed85811193ae07a494d91f9927c590f",
        "lessThan": "cf86bb53b9c92354904a328e947a05ffbfdd1840",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/md/md.c"
    ],
    "versions": [
      {
        "version": "6.7",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.7",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.91",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.33",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0.10",
        "lessThanOrEqual": "7.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

Source	Link
git	www.git.kernel.org/stable/c/8b6a72420821e6da2cab6a69d5233500d2698b93
git	www.git.kernel.org/stable/c/ff6b93410192b812d73cc54062529715b2dc849f
git	www.git.kernel.org/stable/c/cf86bb53b9c92354904a328e947a05ffbfdd1840
git	www.git.kernel.org/stable/c/8ae3e14d7f3df58f7f49c02d74344e3dcd5f84f0

24 Jun 2026 17:17Current

5.7Medium risk

Vulners AI Score5.7