CVE-2019-11190

{"id": "CVE-2019-11190", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.7, "accessVector": "LOCAL", "vectorString": "AV:L/AC:M/Au:N/C:C/I:N/A:N", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "MEDIUM", "availabilityImpact": "NONE", "confidentialityImpact": "COMPLETE"}, "acInsufInfo": false, "impactScore": 6.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 3.4, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 4.7, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 3.6, "exploitabilityScore": 1.0}]}, "published": "2019-04-12T00:29:00.217", "references": [{"url": "http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00039.html", "source": "cve@mitre.org"}, {"url": "http://www.openwall.com/lists/oss-security/2019/04/15/1", "source": "cve@mitre.org"}, {"url": "http://www.securityfocus.com/bid/107890", "source": "cve@mitre.org"}, {"url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/stable-queue.git/commit/?id=a5b5352558f6808db0589644ea5401b3e3148a0d", "tags": ["Patch", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/stable-queue.git/commit/?id=e1676b55d874a43646e8b2c46d87f2f3e45516ff", "tags": ["Patch", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://lists.debian.org/debian-lts-announce/2019/05/msg00041.html", "source": "cve@mitre.org"}, {"url": "https://lists.debian.org/debian-lts-announce/2019/05/msg00042.html", "source": "cve@mitre.org"}, {"url": "https://usn.ubuntu.com/4008-1/", "source": "cve@mitre.org"}, {"url": "https://usn.ubuntu.com/4008-2/", "source": "cve@mitre.org"}, {"url": "https://usn.ubuntu.com/4008-3/", "source": "cve@mitre.org"}, {"url": "https://www.openwall.com/lists/oss-security/2019/04/03/4", "tags": ["Mailing List", "Exploit", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://www.openwall.com/lists/oss-security/2019/04/03/4/1", "tags": ["Mailing List", "Exploit", "Third Party Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-362"}]}], "descriptions": [{"lang": "en", "value": "The Linux kernel before 4.8 allows local users to bypass ASLR on setuid programs (such as /bin/su) because install_exec_creds() is called too late in load_elf_binary() in fs/binfmt_elf.c, and thus the ptrace_may_access() check has a race condition when reading /proc/pid/stat."}, {"lang": "es", "value": "El kernel de Linux anterior a la versi\u00f3n 4.8 permite a los usuarios locales eludir ASLR en programas setuid (como /bin/su) porque install_exec_creds() es llamado demasiado tarde en load_elf_binary() en fs/binfmt_elf.c, y por lo tanto la comprobaci\u00f3n ptrace_may_access() tiene una condici\u00f3n de carrera al leer /proc/pid/stat."}], "lastModified": "2019-06-07T07:29:00.643", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "28EB12EC-3BC4-4DCC-9A6A-5F810F17E8FE", "versionEndExcluding": "4.8"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}