{"id":"CVE-2017-15855","url":"https://www.cyber-defence.io/tools/cve/CVE-2017-15855","generatedAt":"2026-10-28T21:19:18.163Z","title":"An unchecked userspace value (ioctl_ptr->len) is used to copy contents to a kernel buffer which can lead to kernel buffer overflow.","description":"In Qualcomm Android for MSM, Firefox OS for MSM, and QRD Android with all Android releases from CAF using the Linux kernel before security patch level 2018-04-05, the camera application triggers \"user-memory-access\" issue as the Camera CPP module Linux driver directly accesses the application provided buffer, which resides in user space. An unchecked userspace value (ioctl_ptr->len) is used to copy contents to a kernel buffer which can lead to kernel buffer overflow.","published":"2018-05-17T22:29:00.000Z","lastModified":"2026-06-17T01:08:23.000Z","status":"Modified","sourceIdentifier":"product-security@qualcomm.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-119","CWE-129"],"affected":["google/android"],"epss":{"score":0.00184,"percentile":0.07892,"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 (0.18%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://source.android.com/security/bulletin/pixel/2018-04-01","tags":["Third Party Advisory"],"source":"product-security@qualcomm.com"},{"url":"https://www.codeaurora.org/security-bulletin/2018/03/29/march-2018-code-aurora-security-bulletin","tags":["Patch","Third Party Advisory"],"source":"product-security@qualcomm.com"},{"url":"https://source.android.com/security/bulletin/pixel/2018-04-01","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.codeaurora.org/security-bulletin/2018/03/29/march-2018-code-aurora-security-bulletin","tags":["Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2017-15855","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."}