SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2018-3578

Type mismatch for ie_len can cause the WLAN driver to allocate less memory on the heap due to implicit casting leading to a heap buffer overflow in all Android releases from CAF (Android for MSM, Firefox OS for MSM, QRD Android) using the Linux Kernel.

HIGH 7.8EPSS 0.45%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.45%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Type mismatch for ie_len can cause the WLAN driver to allocate less memory on the heap due to implicit casting leading to a heap buffer overflow in all Android releases from CAF (Android for MSM, Firefox OS for MSM, QRD Android) using the Linux Kernel.

CVSS 3.0
7.8 HIGHCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS
0.45% probability · 39th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-119
Affected
google/android
Source
product-security@qualcomm.com
EPSS trend
0%3%5%28 October 2026: 0.45%28 October 202628 October 2026

EPSS 0.4% since 28 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.