CVE-2026-43192

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-43192", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-05-01T14:12:55.992Z", "datePublished": "2026-05-06T11:28:01.182Z", "dateUpdated": "2026-05-11T22:19:37.538Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T22:19:37.538Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndm mpath: Add missing dm_put_device when failing to get scsi dh name\n\nWhen commit fd81bc5cca8f (\"scsi: device_handler: Return error pointer in\nscsi_dh_attached_handler_name()\") added code to fail parsing the path if\nscsi_dh_attached_handler_name() failed with -ENOMEM, it didn't clean up\nthe reference to the path device that had just been taken. Fix this, and\nsteamline the error paths of parse_path() a little."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/md/dm-mpath.c"], "versions": [{"version": "fd81bc5cca8fc6936a8988de6b5d4c5693b6587e", "lessThan": "4aa5c37b7d8019f7296111c1add00e7214baae60", "status": "affected", "versionType": "git"}, {"version": "fd81bc5cca8fc6936a8988de6b5d4c5693b6587e", "lessThan": "787bd63ee661b0148ce8e1fde92b7afddd85c446", "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/md/dm-mpath.c"], "versions": [{"version": "6.19", "status": "affected"}, {"version": "0", "lessThan": "6.19", "status": "unaffected", "versionType": "semver"}, {"version": "6.19.6", "lessThanOrEqual": "6.19.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.0", "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": "6.19", "versionEndExcluding": "6.19.6"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.19", "versionEndExcluding": "7.0"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/4aa5c37b7d8019f7296111c1add00e7214baae60"}, {"url": "https://git.kernel.org/stable/c/787bd63ee661b0148ce8e1fde92b7afddd85c446"}], "title": "dm mpath: Add missing dm_put_device when failing to get scsi dh name", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["drivers/md/dm-mpath.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "4aa5c37b7d8019f7296111c1add00e7214baae60", "status": "affected", "version": "fd81bc5cca8fc6936a8988de6b5d4c5693b6587e", "versionType": "git"}, {"lessThan": "787bd63ee661b0148ce8e1fde92b7afddd85c446", "status": "affected", "version": "fd81bc5cca8fc6936a8988de6b5d4c5693b6587e", "versionType": "git"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["drivers/md/dm-mpath.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "6.19"}, {"lessThan": "6.19", "status": "unaffected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "6.19.*", "status": "unaffected", "version": "6.19.6", "versionType": "semver"}, {"lessThanOrEqual": "*", "status": "unaffected", "version": "7.0", "versionType": "original_commit_for_fix"}]}], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "373EEEDA-FAA1-4FB4-B6ED-DB4DD99DBE67", "versionEndExcluding": "6.19.6", "versionStartIncluding": "6.19", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndm mpath: Add missing dm_put_device when failing to get scsi dh name\n\nWhen commit fd81bc5cca8f (\"scsi: device_handler: Return error pointer in\nscsi_dh_attached_handler_name()\") added code to fail parsing the path if\nscsi_dh_attached_handler_name() failed with -ENOMEM, it didn't clean up\nthe reference to the path device that had just been taken. Fix this, and\nsteamline the error paths of parse_path() a little."}, {"lang": "es", "value": "En el kernel de Linux, la siguiente vulnerabilidad ha sido resuelta:\n\ndm mpath: A\u00f1adir dm_put_device faltante al fallar en obtener el nombre scsi dh\n\nCuando el commit fd81bc5cca8f (\u2019scsi: device_handler: Return error pointer in scsi_dh_attached_handler_name()\u2019) a\u00f1adi\u00f3 c\u00f3digo para fallar el an\u00e1lisis de la ruta si scsi_dh_attached_handler_name() fallaba con -ENOMEM, no limpi\u00f3 la referencia al dispositivo de ruta que acababa de ser tomada. Corregir esto, y optimizar un poco las rutas de error de parse_path()."}], "id": "CVE-2026-43192", "lastModified": "2026-11-11T20:10:00.273", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2026-05-06T12:16:38.083", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/4aa5c37b7d8019f7296111c1add00e7214baae60"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/787bd63ee661b0148ce8e1fde92b7afddd85c446"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: dm mpath: Add missing dm_put_device when failing to get scsi dh name", "id": "2467140", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2467140"}, "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-911", "details": ["A flaw was found in the Linux kernel's device-mapper multipath (dm mpath) subsystem. A missing cleanup operation occurs when the system fails to retrieve a SCSI device handler name due to memory allocation issues. This oversight can lead to a resource leak, where references to path devices are not properly released. Over time, this resource exhaustion could allow a local attacker to cause a Denial of Service (DoS) by making the system unresponsive."], "name": "CVE-2026-43192", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2026-05-06T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-43192\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-43192\nhttps://lore.kernel.org/linux-cve-announce/2026050642-CVE-2026-43192-3fa4@gregkh/T"], "threat_severity": "Low"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[fd81bc5cca8fc6936a8988de6b5d4c5693b6587e,4aa5c37b7d8019f7296111c1add00e7214baae60)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[fd81bc5cca8fc6936a8988de6b5d4c5693b6587e,787bd63ee661b0148ce8e1fde92b7afddd85c446)"}}], "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": "semver", "value": "6.19"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[0,6.19)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.19.6,6.20.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[7.0,*]"}}], "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": "2026-05-06T15:00:07.178920+00:00", "updated": "2026-05-12T00:30:04.012203+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}