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CVE-2026-23019

🗓️ 31 Jan 2026 11:39:03Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 25 Views

CVE-2026-23019 fixes NULL dereference when devlink_alloc() returns NULL in marvell prestera by adding a NULL check.

Related
Detection
Affected
Refs
NVD
Vulners
CNA
Node
OR
linuxlinux_kernelRange5.10.15.15.198
linuxlinux_kernelRange5.166.1.161
linuxlinux_kernelRange6.26.6.121
linuxlinux_kernelRange6.76.12.66
linuxlinux_kernelRange6.136.18.6
linuxlinux_kernelMatch6.19rc1
linuxlinux_kernelMatch6.19rc2
linuxlinux_kernelMatch6.19rc3
linuxlinux_kernelMatch6.19rc4
linuxlinux_kernelMatch6.19rc5
linuxlinux_kernelMatch6.19rc6
linuxlinux_kernelMatch6.19rc7
linuxlinux_kernelMatch6.19rc8
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/net/ethernet/marvell/prestera/prestera_devlink.c"
    ],
    "versions": [
      {
        "version": "34dd1710f5a3c9a7dc78e1ff6de69a19d407db25",
        "lessThan": "8a4333b2818f0d853b43e139936c20659366e4a0",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "34dd1710f5a3c9a7dc78e1ff6de69a19d407db25",
        "lessThan": "325aea74be7e192b5c947c782da23b0d19a5fda2",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "34dd1710f5a3c9a7dc78e1ff6de69a19d407db25",
        "lessThan": "94e070cd50790317fba7787ae6006934b7edcb6f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "34dd1710f5a3c9a7dc78e1ff6de69a19d407db25",
        "lessThan": "3950054c9512add0cc79ab7e72b6d2f9f675e25b",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "34dd1710f5a3c9a7dc78e1ff6de69a19d407db25",
        "lessThan": "326a4b7e61d01db3507f71c8bb5e85362f607064",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "34dd1710f5a3c9a7dc78e1ff6de69a19d407db25",
        "lessThan": "a428e0da1248c353557970848994f35fd3f005e2",
        "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/net/ethernet/marvell/prestera/prestera_devlink.c"
    ],
    "versions": [
      {
        "version": "5.10",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.10",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.198",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.161",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.121",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.66",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.6",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.19",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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14 Jul 2026 13:18Current
5.7Medium risk
Vulners AI Score5.7
CVSS 3.15.5
EPSS0.00115
25