CVE-2026-72038

Status: ReceivedUnscored—

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

net: liquidio: fix BAR resource leak on PF number failure

If cn23xx_get_pf_num() fails, the function returns without unmapping either BAR. Unmap both BARs before returning from the error path.

Found by manual code review.

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: 0.22%
Percentile among all scored CVEs: 11
Score date: 10/5/2026

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

Raw JSON (NVD)

Show

{
  "id": "CVE-2026-72038",
  "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": "0c45d7fe12c7e1510bae9dfac189c8b927e4636b",
              "lessThan": "75b924759de9427761115301308c137904aa3f99",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "0c45d7fe12c7e1510bae9dfac189c8b927e4636b",
              "lessThan": "4a45884566bab4122bbeb8fff7d2d6b5fdbded24",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "0c45d7fe12c7e1510bae9dfac189c8b927e4636b",
              "lessThan": "020e52aee732bb08e6b89dd02bbf88895a50fffd",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "0c45d7fe12c7e1510bae9dfac189c8b927e4636b",
              "lessThan": "b74f293e5f38052cfa14710abfacd6b6561cc2d6",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "0c45d7fe12c7e1510bae9dfac189c8b927e4636b",
              "lessThan": "a22103618ee5b6ee884c374351f65fcdff7248f0",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "0c45d7fe12c7e1510bae9dfac189c8b927e4636b",
              "lessThan": "715cce38424fb2488ef2c5e6e6ffbfe1b74a9e67",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "0c45d7fe12c7e1510bae9dfac189c8b927e4636b",
              "lessThan": "4140c516473a0e116ab3a73f9320c2aa5800210b",
              "versionType": "git"
            },
            {
              "status": "affected",
              "version": "0c45d7fe12c7e1510bae9dfac189c8b927e4636b",
              "lessThan": "c63ee62a3c4ac1a1542f4c1a4b87e2f41df5a496",
              "versionType": "git"
            }
          ],
          "programFiles": [
            "drivers/net/ethernet/cavium/liquidio/cn23xx_pf_device.c"
          ],
          "defaultStatus": "unaffected"
        },
        {
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "product": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "4.14"
            },
            {
              "status": "unaffected",
              "version": "0",
              "lessThan": "4.14",
              "versionType": "semver"
            },
            {
              "status": "unaffected",
              "version": "5.10.261",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "status": "unaffected",
              "version": "5.15.212",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "status": "unaffected",
              "version": "6.1.178",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "status": "unaffected",
              "version": "6.6.145",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "status": "unaffected",
              "version": "6.12.97",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "status": "unaffected",
              "version": "6.18.40",
              "versionType": "semver",
              "lessThanOrEqual": "6.18.*"
            },
            {
              "status": "unaffected",
              "version": "7.1.5",
              "versionType": "semver",
              "lessThanOrEqual": "7.1.*"
            },
            {
              "status": "unaffected",
              "version": "7.2",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ],
          "programFiles": [
            "drivers/net/ethernet/cavium/liquidio/cn23xx_pf_device.c"
          ],
          "defaultStatus": "affected"
        }
      ]
    }
  ],
  "published": "2026-08-15T06:21:12.860",
  "references": [
    {
      "url": "https://git.kernel.org/stable/c/020e52aee732bb08e6b89dd02bbf88895a50fffd",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/4140c516473a0e116ab3a73f9320c2aa5800210b",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/4a45884566bab4122bbeb8fff7d2d6b5fdbded24",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/715cce38424fb2488ef2c5e6e6ffbfe1b74a9e67",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/75b924759de9427761115301308c137904aa3f99",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/a22103618ee5b6ee884c374351f65fcdff7248f0",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/b74f293e5f38052cfa14710abfacd6b6561cc2d6",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/c63ee62a3c4ac1a1542f4c1a4b87e2f41df5a496",
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ],
  "vulnStatus": "Received",
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: liquidio: fix BAR resource leak on PF number failure\n\nIf cn23xx_get_pf_num() fails, the function returns without\nunmapping either BAR. Unmap both BARs before returning from\nthe error path.\n\nFound by manual code review."
    }
  ],
  "lastModified": "2026-08-17T06:18:01.700",
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
}