In all android releases (Android for MSM, Firefox OS for MSM, QRD Android) from CAF using the linux kernel, lack of length validation check…

published 2018-09-19 8y ago modified 2026-06-17 4mo ago also EUVD-2018-3895

cvss: 7.8; version 3.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.2%; EPSS 0.2% chance of exploitation in 30 days, percentile 7%
public exploits: 0; none known

In all android releases (Android for MSM, Firefox OS for MSM, QRD Android) from CAF using the linux kernel, lack of length validation check for value received from caller function used as an array index for WMA interfaces can lead to OOB write in WLAN HOST.

Patch / fix

links 2

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Exploit prediction

0.18% chance of exploitation in the next 30 days, higher than 7% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
NVD	3.0	7.8	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	7.2	AV:L/AC:L/Au:N/C:C/I:C/A:C

Affected products

Qualcomm, Inc. Android for MSM, Firefox OS for MSM, QRD Android

Classification

Weakness

CWE-129 Improper Validation of Array Index
CWE-787 Out-of-bounds Write

References

source.codeaurora.org /quic/la/platform/vendor/qcom-opensource/wlan/qcacld-3.0/commit/?id=84cd3bee44fa37b196cfad8b15d858408534862d
patch, third-party-advisory
codeaurora.org /security-bulletin/2018/09/04/september-2018-code-aurora-security-bulletin
patch, third-party-advisory

Sources

CVE List CVE-2018-11903
NVD CVE-2018-11903

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