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FKIE_CVE-2026-72038

Vulnerability from fkie_nvd - Published: 2026-08-15 06:21 - Updated: 2026-08-17 06:18
Severity
Summary
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.
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/020e52aee732bb08e6b89dd02bbf88895a50fffd
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/4140c516473a0e116ab3a73f9320c2aa5800210b
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/4a45884566bab4122bbeb8fff7d2d6b5fdbded24
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/715cce38424fb2488ef2c5e6e6ffbfe1b74a9e67
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/75b924759de9427761115301308c137904aa3f99
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/a22103618ee5b6ee884c374351f65fcdff7248f0
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/b74f293e5f38052cfa14710abfacd6b6561cc2d6
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/c63ee62a3c4ac1a1542f4c1a4b87e2f41df5a496
Impacted products
Vendor Product Version
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/ethernet/cavium/liquidio/cn23xx_pf_device.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "75b924759de9427761115301308c137904aa3f99",
              "status": "affected",
              "version": "0c45d7fe12c7e1510bae9dfac189c8b927e4636b",
              "versionType": "git"
            },
            {
              "lessThan": "4a45884566bab4122bbeb8fff7d2d6b5fdbded24",
              "status": "affected",
              "version": "0c45d7fe12c7e1510bae9dfac189c8b927e4636b",
              "versionType": "git"
            },
            {
              "lessThan": "020e52aee732bb08e6b89dd02bbf88895a50fffd",
              "status": "affected",
              "version": "0c45d7fe12c7e1510bae9dfac189c8b927e4636b",
              "versionType": "git"
            },
            {
              "lessThan": "b74f293e5f38052cfa14710abfacd6b6561cc2d6",
              "status": "affected",
              "version": "0c45d7fe12c7e1510bae9dfac189c8b927e4636b",
              "versionType": "git"
            },
            {
              "lessThan": "a22103618ee5b6ee884c374351f65fcdff7248f0",
              "status": "affected",
              "version": "0c45d7fe12c7e1510bae9dfac189c8b927e4636b",
              "versionType": "git"
            },
            {
              "lessThan": "715cce38424fb2488ef2c5e6e6ffbfe1b74a9e67",
              "status": "affected",
              "version": "0c45d7fe12c7e1510bae9dfac189c8b927e4636b",
              "versionType": "git"
            },
            {
              "lessThan": "4140c516473a0e116ab3a73f9320c2aa5800210b",
              "status": "affected",
              "version": "0c45d7fe12c7e1510bae9dfac189c8b927e4636b",
              "versionType": "git"
            },
            {
              "lessThan": "c63ee62a3c4ac1a1542f4c1a4b87e2f41df5a496",
              "status": "affected",
              "version": "0c45d7fe12c7e1510bae9dfac189c8b927e4636b",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/ethernet/cavium/liquidio/cn23xx_pf_device.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "4.14"
            },
            {
              "lessThan": "4.14",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.261",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.212",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.178",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.145",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.97",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
              "version": "6.18.40",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "7.1.*",
              "status": "unaffected",
              "version": "7.1.5",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "7.2",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ],
  "cveTags": [],
  "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."
    }
  ],
  "id": "CVE-2026-72038",
  "lastModified": "2026-08-17T06:18:01.700",
  "metrics": {},
  "published": "2026-08-15T06:21:12.860",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "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"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Received"
}



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