CVE-2026-72038

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-72038", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-08-09T03:40:39.901Z", "datePublished": "2026-08-15T05:51:58.487Z", "dateUpdated": "2026-08-17T05:07:04.031Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-08-17T05:07:04.031Z"}, "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."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/net/ethernet/cavium/liquidio/cn23xx_pf_device.c"], "versions": [{"version": "0c45d7fe12c7e1510bae9dfac189c8b927e4636b", "lessThan": "75b924759de9427761115301308c137904aa3f99", "status": "affected", "versionType": "git"}, {"version": "0c45d7fe12c7e1510bae9dfac189c8b927e4636b", "lessThan": "4a45884566bab4122bbeb8fff7d2d6b5fdbded24", "status": "affected", "versionType": "git"}, {"version": "0c45d7fe12c7e1510bae9dfac189c8b927e4636b", "lessThan": "020e52aee732bb08e6b89dd02bbf88895a50fffd", "status": "affected", "versionType": "git"}, {"version": "0c45d7fe12c7e1510bae9dfac189c8b927e4636b", "lessThan": "b74f293e5f38052cfa14710abfacd6b6561cc2d6", "status": "affected", "versionType": "git"}, {"version": "0c45d7fe12c7e1510bae9dfac189c8b927e4636b", "lessThan": "a22103618ee5b6ee884c374351f65fcdff7248f0", "status": "affected", "versionType": "git"}, {"version": "0c45d7fe12c7e1510bae9dfac189c8b927e4636b", "lessThan": "715cce38424fb2488ef2c5e6e6ffbfe1b74a9e67", "status": "affected", "versionType": "git"}, {"version": "0c45d7fe12c7e1510bae9dfac189c8b927e4636b", "lessThan": "4140c516473a0e116ab3a73f9320c2aa5800210b", "status": "affected", "versionType": "git"}, {"version": "0c45d7fe12c7e1510bae9dfac189c8b927e4636b", "lessThan": "c63ee62a3c4ac1a1542f4c1a4b87e2f41df5a496", "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/cavium/liquidio/cn23xx_pf_device.c"], "versions": [{"version": "4.14", "status": "affected"}, {"version": "0", "lessThan": "4.14", "status": "unaffected", "versionType": "semver"}, {"version": "5.10.261", "lessThanOrEqual": "5.10.*", "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", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.14", "versionEndExcluding": "5.10.261"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.14", "versionEndExcluding": "5.15.212"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.14", "versionEndExcluding": "6.1.178"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.14", "versionEndExcluding": "6.6.145"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.14", "versionEndExcluding": "6.12.97"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.14", "versionEndExcluding": "6.18.40"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.14", "versionEndExcluding": "7.1.5"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.14", "versionEndExcluding": "7.2"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/75b924759de9427761115301308c137904aa3f99"}, {"url": "https://git.kernel.org/stable/c/4a45884566bab4122bbeb8fff7d2d6b5fdbded24"}, {"url": "https://git.kernel.org/stable/c/020e52aee732bb08e6b89dd02bbf88895a50fffd"}, {"url": "https://git.kernel.org/stable/c/b74f293e5f38052cfa14710abfacd6b6561cc2d6"}, {"url": "https://git.kernel.org/stable/c/a22103618ee5b6ee884c374351f65fcdff7248f0"}, {"url": "https://git.kernel.org/stable/c/715cce38424fb2488ef2c5e6e6ffbfe1b74a9e67"}, {"url": "https://git.kernel.org/stable/c/4140c516473a0e116ab3a73f9320c2aa5800210b"}, {"url": "https://git.kernel.org/stable/c/c63ee62a3c4ac1a1542f4c1a4b87e2f41df5a496"}], "title": "net: liquidio: fix BAR resource leak on PF number failure", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"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"}

{"bugzilla": {"description": "kernel: net: liquidio: fix BAR resource leak on PF number failure", "id": "2516320", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2516320"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-772", "details": ["A flaw was found in the `liquidio` network driver within the Linux kernel. This vulnerability occurs when the `cn23xx_get_pf_num()` function fails, leading to Base Address Register (BAR) resources not being properly unmapped. This resource leak could potentially be exploited by a local attacker to cause a Denial of Service (DoS) or system instability."], "name": "CVE-2026-72038", "public_date": "2026-08-15T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-72038\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-72038\nhttps://lore.kernel.org/linux-cve-announce/2026081513-CVE-2026-72038-8eaa@gregkh/T"], "threat_severity": "Low"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[0c45d7fe12c7e1510bae9dfac189c8b927e4636b,75b924759de9427761115301308c137904aa3f99)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[0c45d7fe12c7e1510bae9dfac189c8b927e4636b,4a45884566bab4122bbeb8fff7d2d6b5fdbded24)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[0c45d7fe12c7e1510bae9dfac189c8b927e4636b,020e52aee732bb08e6b89dd02bbf88895a50fffd)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[0c45d7fe12c7e1510bae9dfac189c8b927e4636b,b74f293e5f38052cfa14710abfacd6b6561cc2d6)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[0c45d7fe12c7e1510bae9dfac189c8b927e4636b,a22103618ee5b6ee884c374351f65fcdff7248f0)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[0c45d7fe12c7e1510bae9dfac189c8b927e4636b,715cce38424fb2488ef2c5e6e6ffbfe1b74a9e67)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[0c45d7fe12c7e1510bae9dfac189c8b927e4636b,4140c516473a0e116ab3a73f9320c2aa5800210b)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[0c45d7fe12c7e1510bae9dfac189c8b927e4636b,c63ee62a3c4ac1a1542f4c1a4b87e2f41df5a496)"}}], "enrichment": {"confidence": 99.0, "confidence_source": "inferred", "scores": [{"score": 99.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "4.14"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[0,4.14)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[5.10.261,5.11.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[5.15.212,5.16.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.1.178,6.2.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.6.145,6.7.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.12.97,6.13.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.18.40,6.19.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[7.1.5,7.2.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[7.2-rc2,*]"}}], "enrichment": {"confidence": 99.0, "confidence_source": "inferred", "scores": [{"score": 99.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}], "created": "2026-08-15T08:15:04.474449+00:00", "updated": "2026-08-18T05:30:08.321584+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}