Security readout for executives and security teams
Plain-English summary
CVE-2017-11085 is a Qualcomm CAF Android kernel issue in an audio effects component. The public record describes an integer overflow that can become a buffer overflow. Business risk depends on whether deployed Android devices use affected Qualcomm-based kernels and whether OEM security updates were applied.
Executive priority
Treat this as a fleet hygiene and legacy-device risk until vendor-specific exposure is confirmed. The issue is old, but unsupported Qualcomm-based Android devices may remain unpatched and should be prioritized for update or retirement.
Technical view
The flaw is in msm_audio_effects_virtualizer_handler in msm-audio-effects-q6-v2.c. Improper bounds checking can allow integer overflow leading to buffer overflow in Android for MSM, Firefox OS for MSM, QRD Android, and Android CAF Linux kernel releases. Public data does not provide CVSS, attack vector, or privileges required.
Likely exposure
Exposure is most likely on Qualcomm-based Android devices built from affected CAF Linux kernel releases, especially older or unsupported OEM builds. Pixel and Android bulletin linkage suggests patch status should be checked against November 2017 security guidance and OEM equivalents.
Exploitation context
The provided sources do not report active exploitation, and CISA KEV status is false. The record identifies a memory-corruption condition but does not describe exploitability, required access, user interaction, or observed attacks.
Researcher notes
Evidence is limited: no CVSS, CWE, affected SKUs, patched commit, or exploit prerequisites are included. Analysis should focus on OEM kernel provenance, the q6 audio effects implementation, and whether local audio effect control paths reach the vulnerable handler.
Mitigation direction
- Review Android Pixel November 2017 bulletin and OEM advisories for this CVE.
- Apply available vendor security updates that include CVE-2017-11085.
- Prioritize replacement for unsupported affected devices lacking vendor fixes.
- Limit exposure of unmanaged or outdated Qualcomm-based Android devices.
Validation and detection
- Inventory Android devices by OEM, chipset family, and security patch level.
- Confirm whether builds derive from affected Qualcomm CAF kernel releases.
- Verify vendor bulletin coverage for CVE-2017-11085 on each device model.
- Document devices that cannot receive an OEM security update.
Public sources used
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
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CVE-2017-11085 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
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
- https://source.android.com/security/bulletin/pixel/2017-11-01CVE reference · x_refsource_CONFIRM
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.