Security readout for executives and security teams
Plain-English summary
This CVE affects older Qualcomm-based mobile software stacks before the 2018-04-05 Android security patch level. A value returned from firmware was not bounded before indexing an interface array, causing a possible buffer overwrite. Public sources do not describe real-world exploitation or business impact details.
Executive priority
Treat this as a legacy mobile platform hygiene issue. It is not in KEV and public severity data is incomplete, but memory corruption in vendor kernel code warrants confirmation that old Qualcomm-based devices are patched or retired.
Technical view
In wma_vdev_start_resp_handler(), the vdev_id from WMI_VDEV_START_RESP_EVENTID can exceed the max BSSID tracked in the WMA handle. Accessing wma_handle->interfaces[vdev_id] may overwrite memory. Sources identify Qualcomm Android for MSM, Firefox OS for MSM, and QRD Android CAF Linux kernel releases before SPL 2018-04-05.
Likely exposure
Exposure is most likely in legacy Qualcomm MSM/CAF Android-derived devices or products running kernel builds older than Android security patch level 2018-04-05. Current managed devices should be checked by patch level and vendor BSP provenance.
Exploitation context
The provided sources do not report active exploitation, KEV listing, public exploit availability, or attack prerequisites. The issue is a firmware-supplied identifier causing memory corruption in a Qualcomm mobile software path, but practical exploitability is not evidenced in the bundle.
Researcher notes
Key evidence is limited to the CVE description and Android April 2018 bulletin reference. No CVSS, CWE, impact statement, or exploit chain is provided. Avoid assuming remote exploitability without additional vendor or patch-diff evidence.
Mitigation direction
- Update affected devices to Android security patch level 2018-04-05 or later.
- Check Qualcomm, device OEM, and Android bulletin guidance for product-specific fixes.
- Retire or isolate unsupported Qualcomm-based devices that cannot receive vendor updates.
- Prioritize managed mobile, embedded, and kiosk devices with legacy CAF-based builds.
Validation and detection
- Inventory devices using Qualcomm MSM, QRD, or CAF-derived Android kernels.
- Confirm each device reports Android security patch level 2018-04-05 or later.
- Review OEM BSP release notes for CVE-2017-14894 or April 2018 fixes.
- Flag unsupported Firefox OS for MSM or legacy CAF builds for replacement review.
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-2017-14894 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/2018-04-01CVE 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.