CVE-2018-11840 json
In all android releases (Android for MSM, Firefox OS for MSM, QRD Android) from CAF using the linux kernel, while processing the WLAN drive…
published 2018-09-18 8 y ago modified 2026-06-17 4 mo ago also EUVD-2018-3832
- 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 8%
- public exploits
- 0
- none known
Summary
In all android releases (Android for MSM, Firefox OS for MSM, QRD Android) from CAF using the linux kernel, while processing the WLAN driver command ioctl a temporary buffer used to construct the reply message may be freed twice.
Patch / fix
Exploit prediction
0.19% chance of exploitation in the next 30 days, higher than 8% of all scored CVEs (FIRST EPSS, 2026-11-08).
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-415 Double Free
References
-
source.codeaurora.org
/quic/la/platform/vendor/qcom-opensource/wlan/qcacld-3.0/commit/?id=a3d53bb977b907a5d11d22cad3f8ebf3f1d2b1ed
patch, third-party-advisory
-
codeaurora.org
/security-bulletin/2018/09/04/september-2018-code-aurora-security-bulletin
patch, third-party-advisory
-
securityfocus.com
/bid/107770
vdb-entry
Sources
- CVE List CVE-2018-11840
- NVD CVE-2018-11840
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.