{"id":"CVE-2018-9557","url":"https://www.cyber-defence.io/tools/cve/CVE-2018-9557","generatedAt":"2026-10-29T01:42:11.793Z","title":"In really_install_package of install.cpp, there is a possible free of arbitrary memory due to uninitialized data.","description":"In really_install_package of install.cpp, there is a possible free of arbitrary memory due to uninitialized data. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android. Versions: Android-7.0 Android-7.1.1 Android-7.1.2. Android ID: A-35385357.","published":"2018-12-06T14:29:02.000Z","lastModified":"2026-06-17T02:06:55.000Z","status":"Modified","sourceIdentifier":"security@android.com","cvss":{"version":"3.0","score":7.8,"severity":"HIGH","vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-763","CWE-908"],"affected":["google/android"],"epss":{"score":0.00174,"percentile":0.068,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.17%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://www.securityfocus.com/bid/106147","tags":["Third Party Advisory","VDB Entry"],"source":"security@android.com"},{"url":"https://source.android.com/security/bulletin/2018-12-01","tags":["Vendor Advisory"],"source":"security@android.com"},{"url":"http://www.securityfocus.com/bid/106147","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://source.android.com/security/bulletin/2018-12-01","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-9557","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}