CVE-2019-18805

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There is a net/ipv4/tcp_input.c signed integer overflow in tcp_ack_update_rtt() when userspace writes a very large integer to /proc/sys/net/ipv4/tcp_min_rtt_wlen, leading to a denial of service or possibly unspecified other impact, aka CID-19fad20d15a6."}, {"lang": "es", "value": "Se detect\u00f3 un problema en el archivo net/ipv4/sysctl_net_ipv4.c en el kernel de Linux versiones anteriores a 5.0.11. Se presenta un desbordamiento de enteros firmado del archivo net/ipv4/tcp_input.c en la funci\u00f3n tcp_ack_update_rtt() cuando el espacio de usuario escribe un entero muy grande en /proc/sys/net/ipv4/tcp_min_rtt_wlen, lo que conlleva a una denegaci\u00f3n de servicio o posiblemente a otro impacto no especificado, tambi\u00e9n se conoce como CID -19fad20d15a6."}], "lastModified": "2024-11-21T04:33:36.167", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "49884052-E8FD-49E4-A9F3-D0964EB0AC31", "versionEndExcluding": "4.4.180", "versionStartIncluding": "4.4"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "DF6AB36D-D9AC-4381-88AF-CC4FDA5EC98E", "versionEndExcluding": "4.9.172", "versionStartIncluding": "4.9"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": 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