{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-43143", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-05-01T14:12:55.989Z", "datePublished": "2026-05-06T11:27:27.506Z", "dateUpdated": "2026-05-06T11:27:27.506Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-06T11:27:27.506Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmfd: core: Add locking around 'mfd_of_node_list'\n\nManipulating a list in the kernel isn't safe without some sort of\nmutual exclusion. Add a mutex any time we access / modify\n'mfd_of_node_list' to prevent possible crashes."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/mfd/mfd-core.c"], "versions": [{"version": "466a62d7642f02f36d37d9b30c19a725538a01ca", "lessThan": "dcfa679bba02412f2087be21cf06ae88b1f4e0ef", "status": "affected", "versionType": "git"}, {"version": "466a62d7642f02f36d37d9b30c19a725538a01ca", "lessThan": "e2e7c275f557e2b75e3128f4818063798248774c", "status": "affected", "versionType": "git"}, {"version": "466a62d7642f02f36d37d9b30c19a725538a01ca", "lessThan": "db131ef9d8980cf60dcac8cf94c036eccf75e5d0", "status": "affected", "versionType": "git"}, {"version": "466a62d7642f02f36d37d9b30c19a725538a01ca", "lessThan": "9b02e3fec3a7fcb990b4d3bd3b13d7edf123dca6", "status": "affected", "versionType": "git"}, {"version": "466a62d7642f02f36d37d9b30c19a725538a01ca", "lessThan": "45341856ecda1d56689451abd5cf1d1aa57dbe47", "status": "affected", "versionType": "git"}, {"version": "466a62d7642f02f36d37d9b30c19a725538a01ca", "lessThan": "20117c92bcf9c11afd64d7481d8f94fdf410726e", "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/mfd/mfd-core.c"], "versions": [{"version": "5.9", "status": "affected"}, {"version": "0", "lessThan": "5.9", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.165", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.128", "lessThanOrEqual": "6.6.*", "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": "5.9", "versionEndExcluding": "6.1.165"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.9", "versionEndExcluding": "6.6.128"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.9", "versionEndExcluding": "6.12.75"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.9", "versionEndExcluding": "6.18.16"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.9", "versionEndExcluding": "6.19.6"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.9", "versionEndExcluding": "7.0"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/dcfa679bba02412f2087be21cf06ae88b1f4e0ef"}, {"url": "https://git.kernel.org/stable/c/e2e7c275f557e2b75e3128f4818063798248774c"}, {"url": "https://git.kernel.org/stable/c/db131ef9d8980cf60dcac8cf94c036eccf75e5d0"}, {"url": "https://git.kernel.org/stable/c/9b02e3fec3a7fcb990b4d3bd3b13d7edf123dca6"}, {"url": "https://git.kernel.org/stable/c/45341856ecda1d56689451abd5cf1d1aa57dbe47"}, {"url": "https://git.kernel.org/stable/c/20117c92bcf9c11afd64d7481d8f94fdf410726e"}], "title": "mfd: core: Add locking around 'mfd_of_node_list'", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmfd: core: Add locking around 'mfd_of_node_list'\n\nManipulating a list in the kernel isn't safe without some sort of\nmutual exclusion. Add a mutex any time we access / modify\n'mfd_of_node_list' to prevent possible crashes."}], "id": "CVE-2026-43143", "lastModified": "2026-05-06T13:07:51.607", "metrics": {}, "published": "2026-05-06T12:16:31.747", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/20117c92bcf9c11afd64d7481d8f94fdf410726e"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/45341856ecda1d56689451abd5cf1d1aa57dbe47"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/9b02e3fec3a7fcb990b4d3bd3b13d7edf123dca6"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/db131ef9d8980cf60dcac8cf94c036eccf75e5d0"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/dcfa679bba02412f2087be21cf06ae88b1f4e0ef"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/e2e7c275f557e2b75e3128f4818063798248774c"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Awaiting Analysis"}

{"bugzilla": {"description": "kernel: mfd: core: Add locking around 'mfd_of_node_list'", "id": "2467123", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2467123"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.0", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "status": "draft"}, "cwe": "CWE-820", "details": ["A flaw was found in the Linux kernel's multi-function device (mfd) core module. The `mfd_of_node_list` lacked proper locking mechanisms, allowing for unsafe manipulation of the list. This concurrency issue could lead to system crashes, resulting in a Denial of Service (DoS)."], "name": "CVE-2026-43143", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "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": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "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-2026-43143\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-43143\nhttps://lore.kernel.org/linux-cve-announce/2026050625-CVE-2026-43143-1513@gregkh/T"], "threat_severity": "Moderate"}