CVE-2018-5893

While processing a message from firmware in htt_t2h_msg_handler_fast() in Android releases from...

7.8 High

While processing a message from firmware in htt_t2h_msg_handler_fast() 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, a buffer overwrite can occur.

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

0.18%Down 0.2 points since Apr 14, 2021

What each source reports

NVD Score used 7.8

Record: CVE-2018-5893
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-2018-5893
Updated: 2026-11-02

EUVDEUVD-2018-17660 No score

Record: EUVD-2018-17660
Updated: 2026-11-03

GitHub AdvisoriesGHSA-9jpx-r898-445c 7.8

While processing a message from firmware in htt_t2h_msg_handler_fast() in Android releases from...

Record: GHSA-9jpx-r898-445c
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-2018-5893 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 0.18%, the 8th percentile. No source names a fixed version.