CVE-2017-18127 — In Android before security patch level 2018-04-05 on Qualcomm Snapdragon Mobile

In Android before security patch level 2018-04-05 on Qualcomm Snapdragon Mobile and Snapdragon Wear MSM8909W, SD 210/SD 212/SD 205, SD 430, SD 450, SD 625, SD 650/52, SD 820, SD 835, SD 845, while processing a SetParam command packet in the VR service, the extracted name_len and

01What is this vulnerability?

In Android before security patch level 2018-04-05 on Qualcomm Snapdragon Mobile and Snapdragon Wear MSM8909W, SD 210/SD 212/SD 205, SD 430, SD 450, SD 625, SD 650/52, SD 820, SD 835, SD 845, while processing a SetParam command packet in the VR service, the extracted name_len and value_len values are not checked and could potentially cause a buffer overflow in subsequent calls to memcpy().

02Affected products

Vendor	Product	Versions
Qualcomm, Inc.	Snapdragon Mobile, Snapdragon Wear	MSM8909W, SD 210/SD 212/SD 205, SD 430, SD 450, SD 625, SD 650/52, SD 820, SD 835, SD 845

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2018-04-11T15:00:00.000Z
• Last modified: 2024-09-17T00:52:14.959Z

09References

• source.android.com — https://source.android.com/security/bulletin/2018-04-01
• www.securityfocus.com — http://www.securityfocus.com/bid/103671