CVE-2026-98434

Status: ReceivedUnscored—

Severity—Unscored

Exploitation probability0.14 %higher than 3% of CVEs

Active exploitationNonot in the CISA catalog

Public exploitNot knownno public code found

In the Linux kernel, the following vulnerability has been resolved:

sysctl: Check range in proc_dointvec_ms_jiffies_minmax

Add the range check to do_proc_int_conv_ms_jiffies_minmax that commit d174174c6776 ("sysctl: replace SYSCTL_INT_CONV_CUSTOM macro with functions") incorrectly removed.

CVSS

NVD hasn't assigned a CVSS score to this CVE (common since the April 2026 policy change).

Exploitation probability (EPSS)

Probability of exploitation in the next 30 days: 0.14 %
Percentile among all scored CVEs: 3
Score date: 10/21/2026

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (1)

⚠ AI-inferred from the description — NVD hasn't analyzed this CVE yet, these aren't verified CPEs.

Linux — Linux Kernel^AI

References

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Raw JSON (NVD)

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{
  "id": "CVE-2026-98434",
  "cveTags": [],
  "metrics": {},
  "affected": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "affectedData": [
        {
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "product": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "d174174c6776a340f5c25aab1ac47a2dd950f380",
              "lessThan": "1c23dba51dbf7e86c7c2e617c964be1411329cb4",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "d174174c6776a340f5c25aab1ac47a2dd950f380",
              "lessThan": "82431877d837a6c2593efd8e66ba28b35a220ca4",
              "versionType": "git"
            }
          ],
          "programFiles": [
            "kernel/time/jiffies.c"
          ],
          "defaultStatus": "unaffected"
        },
        {
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "product": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "7.0"
            },
            {
              "status": "unaffected",
              "version": "0",
              "lessThan": "7.0",
              "versionType": "semver"
            },
            {
              "status": "unaffected",
              "version": "7.2.8",
              "versionType": "semver",
              "lessThanOrEqual": "7.2.*"
            },
            {
              "status": "unaffected",
              "version": "7.3",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ],
          "programFiles": [
            "kernel/time/jiffies.c"
          ],
          "defaultStatus": "affected"
        }
      ]
    }
  ],
  "published": "2026-10-18T15:16:53.200",
  "references": [
    {
      "url": "https://git.kernel.org/stable/c/1c23dba51dbf7e86c7c2e617c964be1411329cb4",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/82431877d837a6c2593efd8e66ba28b35a220ca4",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ],
  "vulnStatus": "Received",
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nsysctl: Check range in  proc_dointvec_ms_jiffies_minmax\n\nAdd the range check to do_proc_int_conv_ms_jiffies_minmax that commit\nd174174c6776 (\"sysctl: replace SYSCTL_INT_CONV_CUSTOM macro with\nfunctions\") incorrectly removed."
    }
  ],
  "lastModified": "2026-10-19T10:18:51.510",
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
}