CVE-2026-43138

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-43138", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-05-01T14:12:55.988Z", "datePublished": "2026-05-06T11:27:24.232Z", "dateUpdated": "2026-05-11T22:18:29.633Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T22:18:29.633Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nreset: gpio: suppress bind attributes in sysfs\n\nThis is a special device that's created dynamically and is supposed to\nstay in memory forever. We also currently don't have a devlink between\nit and the actual reset consumer. Suppress sysfs bind attributes so that\nuser-space can't unbind the device because - as of now - it will cause a\nuse-after-free splat from any user that puts the reset control handle."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/reset/reset-gpio.c"], "versions": [{"version": "cee544a40e4426040946e685988b1489f13e6600", "lessThan": "09d6efc6abd42809956d598906c222ccd1c8ae92", "status": "affected", "versionType": "git"}, {"version": "cee544a40e4426040946e685988b1489f13e6600", "lessThan": "76801c3dfca0ac6339a23e9615b5f23e25b8644c", "status": "affected", "versionType": "git"}, {"version": "cee544a40e4426040946e685988b1489f13e6600", "lessThan": "1d7d869f074f98c34fe23f6a56e5f3acc1f95a2b", "status": "affected", "versionType": "git"}, {"version": "cee544a40e4426040946e685988b1489f13e6600", "lessThan": "16de4c6a8fe9ff497ca1aba33ef0dbee09f11952", "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/reset/reset-gpio.c"], "versions": [{"version": "6.9", "status": "affected"}, {"version": "0", "lessThan": "6.9", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.75", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.16", "lessThanOrEqual": "6.18.*", "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": "6.9", "versionEndExcluding": "6.12.75"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.9", "versionEndExcluding": "6.18.16"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.9", "versionEndExcluding": "6.19.6"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.9", "versionEndExcluding": "7.0"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/09d6efc6abd42809956d598906c222ccd1c8ae92"}, {"url": "https://git.kernel.org/stable/c/76801c3dfca0ac6339a23e9615b5f23e25b8644c"}, {"url": "https://git.kernel.org/stable/c/1d7d869f074f98c34fe23f6a56e5f3acc1f95a2b"}, {"url": "https://git.kernel.org/stable/c/16de4c6a8fe9ff497ca1aba33ef0dbee09f11952"}], "title": "reset: gpio: suppress bind attributes in sysfs", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["drivers/reset/reset-gpio.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "09d6efc6abd42809956d598906c222ccd1c8ae92", "status": "affected", "version": "cee544a40e4426040946e685988b1489f13e6600", "versionType": "git"}, {"lessThan": "76801c3dfca0ac6339a23e9615b5f23e25b8644c", "status": "affected", "version": "cee544a40e4426040946e685988b1489f13e6600", "versionType": "git"}, {"lessThan": "1d7d869f074f98c34fe23f6a56e5f3acc1f95a2b", "status": "affected", "version": "cee544a40e4426040946e685988b1489f13e6600", "versionType": "git"}, {"lessThan": "16de4c6a8fe9ff497ca1aba33ef0dbee09f11952", "status": "affected", "version": "cee544a40e4426040946e685988b1489f13e6600", "versionType": "git"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["drivers/reset/reset-gpio.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "6.9"}, {"lessThan": "6.9", "status": "unaffected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "6.12.*", "status": "unaffected", "version": "6.12.75", "versionType": "semver"}, {"lessThanOrEqual": "6.18.*", "status": "unaffected", "version": "6.18.16", "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": "F8A1C6F6-2847-4C53-ABFC-8F07D96900D2", "versionEndExcluding": "6.12.75", "versionStartIncluding": "6.9", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "B4B8CDA9-BADF-4CF5-8B3B-702DE8EEA40B", "versionEndExcluding": "6.18.16", "versionStartIncluding": "6.13", "vulnerable": true}, {"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\nreset: gpio: suppress bind attributes in sysfs\n\nThis is a special device that's created dynamically and is supposed to\nstay in memory forever. We also currently don't have a devlink between\nit and the actual reset consumer. Suppress sysfs bind attributes so that\nuser-space can't unbind the device because - as of now - it will cause a\nuse-after-free splat from any user that puts the reset control handle."}, {"lang": "es", "value": "En el kernel de Linux, la siguiente vulnerabilidad ha sido resuelta:\n\nreset: gpio: suprimir atributos de enlace en sysfs\n\nEste es un dispositivo especial que se crea din\u00e1micamente y se supone que debe permanecer en memoria para siempre. Tampoco tenemos actualmente un devlink entre \u00e9l y el consumidor de reinicio real. Suprimir los atributos de enlace de sysfs para que el espacio de usuario no pueda desvincular el dispositivo porque - a partir de ahora - causar\u00e1 un splat de uso despu\u00e9s de liberaci\u00f3n de cualquier usuario que ponga el manejador de control de reinicio."}], "id": "CVE-2026-43138", "lastModified": "2026-11-11T21:10:00.200", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2026-05-06T12:16:31.117", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/09d6efc6abd42809956d598906c222ccd1c8ae92"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/16de4c6a8fe9ff497ca1aba33ef0dbee09f11952"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/1d7d869f074f98c34fe23f6a56e5f3acc1f95a2b"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/76801c3dfca0ac6339a23e9615b5f23e25b8644c"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-416"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: reset: gpio: suppress bind attributes in sysfs", "id": "2467191", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2467191"}, "csaw": false, "cwe": "CWE-825", "details": ["A flaw was found in the Linux kernel. A local user could exploit a vulnerability in the GPIO (General Purpose Input/Output) reset controller by unbinding a dynamically created device through the sysfs (a virtual filesystem providing an interface to kernel data structures) interface. This improper handling of device unbinding can lead to a use-after-free condition, which may result in system instability or a denial of service."], "name": "CVE-2026-43138", "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": "Not affected", "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-2026-43138\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-43138\nhttps://lore.kernel.org/linux-cve-announce/2026050624-CVE-2026-43138-ccd2@gregkh/T"]}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[cee544a40e4426040946e685988b1489f13e6600,09d6efc6abd42809956d598906c222ccd1c8ae92)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[cee544a40e4426040946e685988b1489f13e6600,76801c3dfca0ac6339a23e9615b5f23e25b8644c)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[cee544a40e4426040946e685988b1489f13e6600,1d7d869f074f98c34fe23f6a56e5f3acc1f95a2b)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[cee544a40e4426040946e685988b1489f13e6600,16de4c6a8fe9ff497ca1aba33ef0dbee09f11952)"}}], "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": "6.9"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[0,6.9)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.12.75,6.13.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.18.16,6.19.0)"}}, {"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": "2026-05-06T15:30:05.831764+00:00", "updated": "2026-05-12T23:15:27.438755+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}