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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "6A2C9B37-E912-41BB-9EF9-3BC3C5E13B09", "versionEndExcluding": "6.1.119", "versionStartIncluding": "5.10", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "8800BB45-48BC-4B52-BDA5-B1E4633F42E5", "versionEndExcluding": "6.6.63", "versionStartIncluding": "6.2", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "C256F46A-AFDD-4B99-AA4F-67D9D9D2C55A", "versionEndExcluding": "6.11.10", "versionStartIncluding": "6.7", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.12:rc1:*:*:*:*:*:*", "matchCriteriaId": "7F361E1D-580F-4A2D-A509-7615F73167A1", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.12:rc2:*:*:*:*:*:*", "matchCriteriaId": "925478D0-3E3D-4E6F-ACD5-09F28D5DF82C", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.12:rc3:*:*:*:*:*:*", "matchCriteriaId": "3C95E234-D335-4B6C-96BF-E2CEBD8654ED", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.12:rc4:*:*:*:*:*:*", "matchCriteriaId": "E0F717D8-3014-4F84-8086-0124B2111379", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.12:rc5:*:*:*:*:*:*", "matchCriteriaId": "24DBE6C7-2AAE-4818-AED2-E131F153D2FA", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.12:rc6:*:*:*:*:*:*", "matchCriteriaId": "24B88717-53F5-42AA-9B72-14C707639E3F", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.12:rc7:*:*:*:*:*:*", "matchCriteriaId": "1EF8CD82-1EAE-4254-9545-F85AB94CF90F", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmptcp: cope racing subflow creation in mptcp_rcv_space_adjust\n\nAdditional active subflows - i.e. created by the in kernel path\nmanager - are included into the subflow list before starting the\n3whs.\n\nA racing recvmsg() spooling data received on an already established\nsubflow would unconditionally call tcp_cleanup_rbuf() on all the\ncurrent subflows, potentially hitting a divide by zero error on\nthe newly created ones.\n\nExplicitly check that the subflow is in a suitable state before\ninvoking tcp_cleanup_rbuf()."}, {"lang": "es", "value": " En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: mptcp: creaci\u00f3n de subflujo de ejecuci\u00f3n en mptcp_rcv_space_adjust Los subflujos activos adicionales (es decir, creados por el administrador de rutas en el kernel) se incluyen en la lista de subflujos antes de iniciar 3whs. Un recvmsg() de ejecuci\u00f3n que pone en cola los datos recibidos en un subflujo ya establecido llamar\u00eda incondicionalmente a tcp_cleanup_rbuf() en todos los subflujos actuales, lo que podr\u00eda provocar un error de divisi\u00f3n por cero en los reci\u00e9n creados. Verifique expl\u00edcitamente que el subflujo est\u00e9 en un estado adecuado antes de invocar tcp_cleanup_rbuf()."}], "id": "CVE-2024-53122", "lastModified": "2025-11-03T23:17:21.947", "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": "2024-12-02T14:15:13.010", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/0a9a182ea5c7bb0374e527130fd85024ace7279b"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/24995851d58c4a205ad0ffa7b2f21e479a9c8527"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/aad6412c63baa39dd813e81f16a14d976b3de2e8"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/ce7356ae35943cc6494cc692e62d51a734062b7d"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/ff825ab2f455299c0c7287550915a8878e2a66e0"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-362"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2025:0066", "cpe": "cpe:/a:redhat:enterprise_linux:8::nfv", "package": "kernel-rt-0:4.18.0-553.34.1.rt7.375.el8_10", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2025-01-08T00:00:00Z"}, {"advisory": "RHSA-2025:0065", "cpe": "cpe:/o:redhat:enterprise_linux:8", "package": "kernel-0:4.18.0-553.34.1.el8_10", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2025-01-08T00:00:00Z"}, {"advisory": "RHSA-2025:0109", "cpe": "cpe:/o:redhat:enterprise_linux:8", "package": "kpatch-patch", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2025-01-08T00:00:00Z"}, {"advisory": "RHSA-2025:0061", "cpe": "cpe:/o:redhat:rhel_aus:8.4", "package": "kernel-0:4.18.0-305.148.1.el8_4", "product_name": "Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support", "release_date": "2025-01-08T00:00:00Z"}, {"advisory": "RHSA-2025:0060", "cpe": "cpe:/a:redhat:rhel_tus:8.4::nfv", "package": 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"release_date": "2025-01-08T00:00:00Z"}, {"advisory": "RHSA-2025:0054", "cpe": "cpe:/o:redhat:rhel_eus:9.2", "package": "kpatch-patch", "product_name": "Red Hat Enterprise Linux 9.2 Extended Update Support", "release_date": "2025-01-08T00:00:00Z"}, {"advisory": "RHSA-2025:0057", "cpe": "cpe:/a:redhat:rhel_eus:9.4", "package": "kernel-0:5.14.0-427.50.1.el9_4", "product_name": "Red Hat Enterprise Linux 9.4 Extended Update Support", "release_date": "2025-01-08T00:00:00Z"}, {"advisory": "RHSA-2025:0052", "cpe": "cpe:/o:redhat:rhel_eus:9.4", "package": "kpatch-patch", "product_name": "Red Hat Enterprise Linux 9.4 Extended Update Support", "release_date": "2025-01-08T00:00:00Z"}], "bugzilla": {"description": "kernel: mptcp: cope racing subflow creation in mptcp_rcv_space_adjust", "id": "2329932", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2329932"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.9", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H", "status": "verified"}, "cwe": "CWE-369", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nmptcp: cope racing subflow creation in mptcp_rcv_space_adjust\nAdditional active subflows - i.e. created by the in kernel path\nmanager - are included into the subflow list before starting the\n3whs.\nA racing recvmsg() spooling data received on an already established\nsubflow would unconditionally call tcp_cleanup_rbuf() on all the\ncurrent subflows, potentially hitting a divide by zero error on\nthe newly created ones.\nExplicitly check that the subflow is in a suitable state before\ninvoking tcp_cleanup_rbuf().", "A divide by zero flaw was found in the Linux kernel's Multipath TCP (MPTCP). This issue could allow a remote user to crash the system."], "mitigation": {"lang": "en:us", "value": "If enabled, you may disable MPTCP support. For more information please read https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/8/html/configuring_and_managing_networking/getting-started-with-multipath-tcp_configuring-and-managing-networking#preparing-rhel-to-enable-mptcp-support_getting-started-with-multipath-tcp"}, "name": "CVE-2024-53122", "package_state": [{"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:9", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2024-12-02T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-53122\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-53122\nhttps://lore.kernel.org/linux-cve-announce/2024120252-CVE-2024-53122-f35c@gregkh/T"], "statement": "By default, the MPTCP support is disabled in RHEL. This bug is only applicable if enabled.", "threat_severity": "Important"}

{}