CVE-2018-5834

In __wlan_hdd_cfg80211_vendor_scan(), a buffer overwrite can potentially occur in Android...

7.8 High

In __wlan_hdd_cfg80211_vendor_scan(), a buffer overwrite can potentially occur in Android releases from CAF using the linux kernel (Android for MSM, Firefox OS for MSM, QRD Android) before security patch level 2018-06-05.

Attack profile

How easy it is to exploit

Attack vector: Local
Complexity: Low
Privileges needed: Low
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

0.19%Down 0.2 points since Apr 14, 2021

What each source reports

NVD Score used 7.8

Record: CVE-2018-5834
CVSS 3.0: 7.8 HighCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0: 4.6 MediumAV:L/AC:L/Au:N/C:P/I:P/A:P
Weakness: CWE-119
Updated: 2026-11-02

CVE List No score

Record: CVE-2018-5834
Updated: 2026-11-02

EUVDEUVD-2018-17601 No score

Record: EUVD-2018-17601
Updated: 2026-11-03

GitHub AdvisoriesGHSA-3hj9-v3ch-6rc4 7.8

In __wlan_hdd_cfg80211_vendor_scan(), a buffer overwrite can potentially occur in Android...

Record: GHSA-3hj9-v3ch-6rc4
CVSS 3.0: 7.8 HighCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-119
Updated: 2026-11-02

Affected products

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2018-5834 is a high vulnerability (CVSS 7.8) in Google Android, published July 6, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.19%, the 8th percentile. No source names a fixed version.