CVE-2015-3331

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__driver_rfc4106_decrypt en arch/x86/crypto/aesni-intel_glue.c en el kernel de Linux anterior a 3.19.3 no determina correctamente las localizaciones de memoria utilizadas para datos cifrados, Lo que permite a atacantes dependientes de contexto causar una denegaci\u00f3n de servicio (desbordamiento de buffer y ca\u00edda de sistema) o posiblemente ejecutar c\u00f3digo arbitrario mediante la provocaci\u00f3n de una llamada de API Crypto, tal y como fue demostrado por el uso de un programa de pruebas de libkcapi con un socket AF_ALG(aead)."}], "id": "CVE-2015-3331", "lastModified": "2026-06-17T00:25:45.063", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 9.3, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:N/AC:M/Au:N/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 8.6, 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"http://www.ubuntu.com/usn/USN-2631-1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "http://www.ubuntu.com/usn/USN-2632-1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1213322"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://github.com/torvalds/linux/commit/ccfe8c3f7e52ae83155cb038753f4c75b774ca8a"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-119"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2015:1081", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "kernel-0:2.6.32-504.23.4.el6", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2015-06-09T00:00:00Z"}, {"advisory": "RHSA-2015:1199", "cpe": "cpe:/o:redhat:rhel_eus:6.5", "package": "kernel-0:2.6.32-431.59.1.el6", "product_name": "Red Hat Enterprise Linux 6.5 Extended Update Support", "release_date": "2015-06-30T00:00:00Z"}, {"advisory": "RHSA-2015:0981", "cpe": "cpe:/a:redhat:rhel_extras_rt:7", "package": "kernel-rt-0:3.10.0-229.4.2.rt56.141.6.el7_1", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2015-05-12T00:00:00Z"}, {"advisory": "RHSA-2015:0987", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "kernel-0:3.10.0-229.4.2.el7", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2015-05-12T00:00:00Z"}, {"advisory": "RHSA-2015:0989", "cpe": "cpe:/a:redhat:enterprise_mrg:2:server:el6", "package": "kernel-rt-1:3.10.0-229.rt56.151.el6rt", "product_name": "Red Hat Enterprise MRG 2", "release_date": "2015-05-12T00:00:00Z"}], "bugzilla": {"description": "Kernel: crypto: buffer overruns in RFC4106 implementation using AESNI", "id": "1213322", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1213322"}, "csaw": false, "cvss": {"cvss_base_score": "7.1", "cvss_scoring_vector": "AV:N/AC:H/Au:S/C:C/I:C/A:C", "status": "verified"}, "cwe": "CWE-120", "details": ["The __driver_rfc4106_decrypt function in arch/x86/crypto/aesni-intel_glue.c in the Linux kernel before 3.19.3 does not properly determine the memory locations used for encrypted data, which allows context-dependent attackers to cause a denial of service (buffer overflow and system crash) or possibly execute arbitrary code by triggering a crypto API call, as demonstrated by use of a libkcapi test program with an AF_ALG(aead) socket.", "A buffer overflow flaw was found in the way the Linux kernel's Intel AES-NI instructions optimized version of the RFC4106 GCM mode decryption functionality handled fragmented packets. A remote attacker could use this flaw to crash, or potentially escalate their privileges on, a system over a connection with an active AES-GCM mode IPSec security association."], "name": "CVE-2015-3331", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-biscayne", "product_name": "Red Hat Enterprise Linux 7"}], "public_date": "2015-03-12T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2015-3331\nhttps://nvd.nist.gov/vuln/detail/CVE-2015-3331"], "statement": "This issue does not affect the version of the kernel package as shipped with\nRed Hat Enterprise Linux 5.\nThis issue affects the versions of Linux kernel as shipped with\nRed Hat Enterprise Linux 6, 7 and Red Hat Enterprise MRG 2. Future kernel updates\nfor Red Hat Enterprise Linux 6 may address this issue.", "threat_severity": "Important"}

{}