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CVE-2026-72347

🗓️ 15 Aug 2026 05:55:51Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 7 Views

Invalid shift parameters in xt_connmark trigger undefined-shift bug during rule evaluation in Linux kernel.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
cvelist
Cvelist
CVE-2026-72347 netfilter: xt_connmark: reject invalid shift parameters
15 Aug 202605:55
cvelist
debiancve
Debian CVE
CVE-2026-72347
15 Aug 202605:55
debiancve
euvd
EUVD
EUVD-2026-59246
15 Aug 202605:55
euvd
nvd
NVD
CVE-2026-72347
15 Aug 202606:22
nvd
osv
OSV
DEBIAN-CVE-2026-72347
15 Aug 202606:22
osv
ptsecurity
Positive Technologies
PT-2026-72535
15 Aug 202600:00
ptsecurity
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-72347
15 Aug 202600:00
nessus
Vulners
CNA
Node
OR
linuxlinux_kernelRange4.175.15.212
linuxlinux_kernelRange5.16.06.1.178
linuxlinux_kernelRange6.2.06.6.145
linuxlinux_kernelRange6.7.06.12.97
linuxlinux_kernelRange6.13.06.18.40
linuxlinux_kernelRange6.19.07.1.5
linuxlinux_kernelRange7.2.07.2-rc3
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/netfilter/xt_connmark.c"
    ],
    "versions": [
      {
        "version": "472a73e00757b971d613d796374d2727b2e4954d",
        "lessThan": "d8ce63d928b457fba7ed1e302492dfd32293671c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "472a73e00757b971d613d796374d2727b2e4954d",
        "lessThan": "9657bb11a6376ab0a79f05d433713d6944111e9d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "472a73e00757b971d613d796374d2727b2e4954d",
        "lessThan": "8ace320ac4416f5e5fbcd065309fb2dfcce787b0",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "472a73e00757b971d613d796374d2727b2e4954d",
        "lessThan": "c3fa852d117b3fda72265e4230e3967db4a74fcf",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "472a73e00757b971d613d796374d2727b2e4954d",
        "lessThan": "4eef84b09a3836919360c4232b0f16651a155eec",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "472a73e00757b971d613d796374d2727b2e4954d",
        "lessThan": "230173cc6105bdfb2696d37e6e56687b003fbe63",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "472a73e00757b971d613d796374d2727b2e4954d",
        "lessThan": "1b47026fb4b35bac850ad6e8a4ad7fc018e09ebc",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/netfilter/xt_connmark.c"
    ],
    "versions": [
      {
        "version": "4.17",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "4.17",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.212",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.178",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.145",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.97",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.40",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.5",
        "lessThanOrEqual": "7.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2-rc3",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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15 Aug 2026 06:22Current
5.3Medium risk
Vulners AI Score5.3
EPSS0.00215
7