CVE-2025-68819

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Therefore, if it is set to a value\nlarger than sizeof(st->data), an out-of-bounds vuln occurs for st->data.\n\nTherefore, we need to add proper range checking to prevent this vuln."}, {"lang": "es", "value": "En el kernel de Linux, la siguiente vulnerabilidad ha sido resuelta:\n\nmedia: dvb-usb: dtv5100: correcci\u00f3n de acceso fuera de l\u00edmites en dtv5100_i2c_msg()\n\nEl valor de rlen es un valor controlado por el usuario, pero dtv5100_i2c_msg() no verifica el tama\u00f1o del valor de rlen. Por lo tanto, si se establece en un valor mayor que sizeof(st->data), ocurre una vulnerabilidad de acceso fuera de l\u00edmites para st->data.\n\nPor lo tanto, necesitamos a\u00f1adir una verificaci\u00f3n de rango adecuada para prevenir esta vulnerabilidad."}], "id": "CVE-2025-68819", "lastModified": "2026-10-19T19:17:07.230", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2025-68819", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2026-10-16T15:05:32.291287Z", "version": "2.0.3"}}]}, "published": "2026-01-13T16:16:04.210", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/4a54d8fcb093761e4c56eb211cf4e39bf8401fa1"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/61f214a878e96e2a8750bf96a98f78c658dba60c"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/ac92151ff2494130d9fc686055d6bbb9743a673e"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/b91e6aafe8d356086cc621bc03e35ba2299e4788"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/c2305b4c5fc15e20ac06c35738e0578eb4323750"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/c2c293ea7b61f12cdaad1e99a5b4efc58c88960a"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/fe3e129ab49806aaaa3f22067ebc75c2dfbe4658"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-787"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{"bugzilla": {"description": "kernel: media: dvb-usb: dtv5100: fix out-of-bounds in dtv5100_i2c_msg()", "id": "2429076", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2429076"}, "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"}, "details": ["In the Linux kernel, the following vulnerability has been resolved:\nmedia: dvb-usb: dtv5100: fix out-of-bounds in dtv5100_i2c_msg()\nrlen value is a user-controlled value, but dtv5100_i2c_msg() does not\ncheck the size of the rlen value. Therefore, if it is set to a value\nlarger than sizeof(st->data), an out-of-bounds vuln occurs for st->data.\nTherefore, we need to add proper range checking to prevent this vuln."], "name": "CVE-2025-68819", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Not 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": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "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": "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": "2026-01-13T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2025-68819\nhttps://nvd.nist.gov/vuln/detail/CVE-2025-68819\nhttps://lore.kernel.org/linux-cve-announce/2026011314-CVE-2025-68819-64a3@gregkh/T"], "threat_severity": "Important"}

{}