Security readout for executives and security teams
CVE-2015-6639 is an old Android privilege-escalation flaw in the Widevine QSEE TrustZone application. A malicious app on affected Android 5.x or early Android 6.0 builds could gain elevated privileges. Business risk is mainly legacy mobile or embedded Android devices that never received the January 2016 Android security update. Exposure is most likely on legacy Android 5.x devices below build LMY49F and Android 6.0 devices lacking the 2016-01-01 patch level. Unsupported phones, tablets, kiosks, media devices, or embedded Android deployments are higher concern. Prioritize if the organization still operates legacy Android devices in business workflows, kiosks, or managed fleets. For modern patched devices, urgency is lower. The main decision is whether vulnerable devices can be updated, isolated, or removed from service. Mitigation focus: Update affected Android devices to the 2016-01-01 patch level or later.; For Android 5.x, verify builds are 5.1.1 LMY49F or newer.; Retire or isolate devices that cannot receive vendor security updates..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
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ATT&CK lookup starting points
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CVE-2015-6639 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- 39757CVE reference · exploit
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
