{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2024-49956", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-10-21T12:17:06.048Z", "datePublished": "2024-10-21T18:02:10.385Z", "dateUpdated": "2026-05-11T20:42:47.744Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T20:42:47.744Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ngfs2: fix double destroy_workqueue error\n\nWhen gfs2_fill_super() fails, destroy_workqueue() is called within\ngfs2_gl_hash_clear(), and the subsequent code path calls\ndestroy_workqueue() on the same work queue again.\n\nThis issue can be fixed by setting the work queue pointer to NULL after\nthe first destroy_workqueue() call and checking for a NULL pointer\nbefore attempting to destroy the work queue again."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["fs/gfs2/glock.c", "fs/gfs2/ops_fstype.c"], "versions": [{"version": "30e388d573673474cbd089dec83688331c117add", "lessThan": "a5336035728d77efd76306940d742a6f23debe68", "status": "affected", "versionType": "git"}, {"version": "30e388d573673474cbd089dec83688331c117add", "lessThan": "6cb9df81a2c462b89d2f9611009ab43ae8717841", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["fs/gfs2/glock.c", "fs/gfs2/ops_fstype.c"], "versions": [{"version": "6.11", "status": "affected"}, {"version": "0", "lessThan": "6.11", "status": "unaffected", "versionType": "semver"}, {"version": "6.11.3", "lessThanOrEqual": "6.11.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12", "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": "6.11", "versionEndExcluding": "6.11.3"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.11", "versionEndExcluding": "6.12"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/a5336035728d77efd76306940d742a6f23debe68"}, {"url": "https://git.kernel.org/stable/c/6cb9df81a2c462b89d2f9611009ab43ae8717841"}], "title": "gfs2: fix double destroy_workqueue error", "x_generator": {"engine": "bippy-1.2.0"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2024-49956", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-10-22T13:35:44.463461Z"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-10-22T13:38:48.390Z"}}]}}

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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "54D9C704-D679-41A7-9C40-10A6B1E7FFE9", "versionEndExcluding": "6.11.3", "versionStartIncluding": "6.11", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ngfs2: fix double destroy_workqueue error\n\nWhen gfs2_fill_super() fails, destroy_workqueue() is called within\ngfs2_gl_hash_clear(), and the subsequent code path calls\ndestroy_workqueue() on the same work queue again.\n\nThis issue can be fixed by setting the work queue pointer to NULL after\nthe first destroy_workqueue() call and checking for a NULL pointer\nbefore attempting to destroy the work queue again."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: gfs2: se corrige el error doble destroy_workqueue Cuando falla gfs2_fill_super(), se llama destroy_workqueue() dentro de gfs2_gl_hash_clear() y la ruta de c\u00f3digo posterior vuelve a llamar a destroy_workqueue() en la misma cola de trabajo. Este problema se puede solucionar configurando el puntero de la cola de trabajo en NULL despu\u00e9s de la primera llamada destroy_workqueue() y comprobando si hay un puntero NULL antes de intentar destruir la cola de trabajo nuevamente."}], "id": "CVE-2024-49956", "lastModified": "2024-11-01T15:19:04.487", "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": "2024-10-21T18:15:16.893", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/6cb9df81a2c462b89d2f9611009ab43ae8717841"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/a5336035728d77efd76306940d742a6f23debe68"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-476"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: gfs2: fix double destroy_workqueue error", "id": "2320463", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2320463"}, "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-476", "details": ["In the Linux kernel, the following vulnerability has been resolved:\ngfs2: fix double destroy_workqueue error\nWhen gfs2_fill_super() fails, destroy_workqueue() is called within\ngfs2_gl_hash_clear(), and the subsequent code path calls\ndestroy_workqueue() on the same work queue again.\nThis issue can be fixed by setting the work queue pointer to NULL after\nthe first destroy_workqueue() call and checking for a NULL pointer\nbefore attempting to destroy the work queue again."], "name": "CVE-2024-49956", "package_state": [{"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": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "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": "2024-10-21T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-49956\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-49956\nhttps://lore.kernel.org/linux-cve-announce/2024102130-CVE-2024-49956-5278@gregkh/T"], "threat_severity": "Moderate"}

{}