CVE-2017-1000363

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Due to a missing bounds check, and the fact that parport_ptr integer is static, a 'secure boot' kernel command line adversary (can happen due to bootloader vulns, e.g. Google Nexus 6's CVE-2016-10277, where due to a vulnerability the adversary has partial control over the command line) can overflow the parport_nr array in the following code, by appending many (>LP_NO) 'lp=none' arguments to the command line."}, {"lang": "es", "value": "Una escritura fuera de l\u00edmites en el archivo drivers/char/lp.c de Linux, Debido a la falta de comprobaci\u00f3n de l\u00edmites, y al hecho de que el entero parport_ptr es est\u00e1tico, un adversario de l\u00ednea de comando del kernel \"secure boot\" (puede ocurrir debido a vulnerabilidades del cargador de arranque, por ejemplo, CVE-2016-10277 de Google Nexus 6, donde debido a una vulnerabilidad el adversario tiene control parcial sobre la l\u00ednea de comando) puede desbordar la matriz parport_nr en el siguiente c\u00f3digo, mediante la incorporaci\u00f3n muchos argumentos (mayor que LP_NO) 'lp=none' hacia la l\u00ednea de comando."}], "lastModified": "2024-11-21T03:04:32.830", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F0B73773-84BE-4606-995B-8D6E4E662B7E", "versionEndExcluding": "3.2.91", "versionStartIncluding": "2.6.12"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "3116EF11-56E7-4D40-9FD0-6109280D0247", "versionEndExcluding": "3.10.106", "versionStartIncluding": "3.3"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B74022CD-4A80-418C-82C6-E903D5F3A944", "versionEndExcluding": "3.16.46", "versionStartIncluding": "3.11"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "92A95C1A-1941-4789-B2F3-687F85106E9F", "versionEndExcluding": "3.18.55", "versionStartIncluding": "3.17"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "9019BEC9-FE77-4506-A019-B8B4D8BCEBAE", "versionEndExcluding": "4.1.41", "versionStartIncluding": "3.19"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6B6B892D-2153-4B26-A53A-2757488ABBCD", "versionEndExcluding": "4.4.70", "versionStartIncluding": "4.2"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "05FA3C9C-F982-4407-89BC-F8936979C1D4", "versionEndExcluding": "4.9.30", "versionStartIncluding": "4.5"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "24D5182D-708B-4C85-9FFA-591A649330A8", "versionEndExcluding": "4.11.3", "versionStartIncluding": "4.10"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:4.12:rc1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "FE5098AB-40B1-4110-B2C7-186FD2B92AA9"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}