CVE-2018-5835

If the seq_len is greater then CSR_MAX_RSC_LEN, a buffer overflow in __wlan_hdd_cfg80211_add_key(...

7.8 High

If the seq_len is greater then CSR_MAX_RSC_LEN, a buffer overflow in __wlan_hdd_cfg80211_add_key() may occur when copying keyRSC 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

0.21%Down 0.1 points since Apr 14, 2021

What each source reports

NVD Score used 7.8

Record: CVE-2018-5835
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: 7.2 HighAV:L/AC:L/Au:N/C:C/I:C/A:C
Weakness: CWE-119
Updated: 2026-11-02

CVE List No score

Record: CVE-2018-5835
Updated: 2026-11-02

EUVDEUVD-2018-17602 No score

Record: EUVD-2018-17602
Updated: 2026-11-03

GitHub AdvisoriesGHSA-mhq9-h779-3f7g 7.8

If the seq_len is greater then CSR_MAX_RSC_LEN, a buffer overflow in __wlan_hdd_cfg80211_add_key(...

Record: GHSA-mhq9-h779-3f7g
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-2018-5835 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 0.21%, the 10th percentile. No source names a fixed version.