{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-23123", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-01-13T15:37:45.970Z", "datePublished": "2026-02-14T15:09:53.369Z", "dateUpdated": "2026-02-14T15:09:53.369Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-02-14T15:09:53.369Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ninterconnect: debugfs: initialize src_node and dst_node to empty strings\n\nThe debugfs_create_str() API assumes that the string pointer is either NULL\nor points to valid kmalloc() memory. Leaving the pointer uninitialized can\ncause problems.\n\nInitialize src_node and dst_node to empty strings before creating the\ndebugfs entries to guarantee that reads and writes are safe."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/interconnect/debugfs-client.c"], "versions": [{"version": "770c69f037c18cfaa37c3d6c6ef8bd257635513f", "lessThan": "aa79a5a959c7c414bd6fba01ea8dbaddd44f13e7", "status": "affected", "versionType": "git"}, {"version": "770c69f037c18cfaa37c3d6c6ef8bd257635513f", "lessThan": "935d0938b570589c8b0a1733d2cba3c39d027f25", "status": "affected", "versionType": "git"}, {"version": "770c69f037c18cfaa37c3d6c6ef8bd257635513f", "lessThan": "5d7c7e1fb3ec24fdd0f9faa27b666d6789e891e8", "status": "affected", "versionType": "git"}, {"version": "770c69f037c18cfaa37c3d6c6ef8bd257635513f", "lessThan": "8cc27f5c6dd17dd090f3a696683f04336c162ff5", "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/interconnect/debugfs-client.c"], "versions": [{"version": "6.6", "status": "affected"}, {"version": "0", "lessThan": "6.6", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.122", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.68", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.8", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.19", "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": "6.6", "versionEndExcluding": "6.6.122"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.6", "versionEndExcluding": "6.12.68"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.6", "versionEndExcluding": "6.18.8"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.6", "versionEndExcluding": "6.19"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/aa79a5a959c7c414bd6fba01ea8dbaddd44f13e7"}, {"url": "https://git.kernel.org/stable/c/935d0938b570589c8b0a1733d2cba3c39d027f25"}, {"url": "https://git.kernel.org/stable/c/5d7c7e1fb3ec24fdd0f9faa27b666d6789e891e8"}, {"url": "https://git.kernel.org/stable/c/8cc27f5c6dd17dd090f3a696683f04336c162ff5"}], "title": "interconnect: debugfs: initialize src_node and dst_node to empty strings", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ninterconnect: debugfs: initialize src_node and dst_node to empty strings\n\nThe debugfs_create_str() API assumes that the string pointer is either NULL\nor points to valid kmalloc() memory. Leaving the pointer uninitialized can\ncause problems.\n\nInitialize src_node and dst_node to empty strings before creating the\ndebugfs entries to guarantee that reads and writes are safe."}], "id": "CVE-2026-23123", "lastModified": "2026-02-14T15:16:07.500", "metrics": {}, "published": "2026-02-14T15:16:07.500", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/5d7c7e1fb3ec24fdd0f9faa27b666d6789e891e8"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/8cc27f5c6dd17dd090f3a696683f04336c162ff5"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/935d0938b570589c8b0a1733d2cba3c39d027f25"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/aa79a5a959c7c414bd6fba01ea8dbaddd44f13e7"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Received"}

{"bugzilla": {"description": "kernel: interconnect: debugfs: initialize src_node and dst_node to empty strings", "id": "2439845", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2439845"}, "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"}, "details": ["No description is available for this CVE."], "name": "CVE-2026-23123", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "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": "2026-02-14T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-23123\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-23123\nhttps://lore.kernel.org/linux-cve-announce/2026021408-CVE-2026-23123-9ee2@gregkh/T"], "threat_severity": "Moderate"}