CVE-2018-14852

Severity: medium (CVSS 6.3 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.0% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2018-12-17 · updated 2026-06-17
Weakness: CWE-119

Description

Out-of-bounds array access in dhd_rx_frame in drivers/net/wireless/bcmdhd4358/dhd_linux.c in the bcmdhd4358 Wi-Fi driver on the Samsung Galaxy S6 SM-G920F G920FXXU5EQH7 allows an attacker (who has obtained code execution on the Wi-Fi chip) to cause invalid accesses to operating system memory due to improper validation of the network interface index provided by the Wi-Fi chip's firmware.

Affected products

Samsung Galaxy S6 Firmware: g920fxxu5eqh7

References

https://github.com/securesystemslab/periscope/blob/master/bugs-found/CVE-2018-14852.md
https://people.cs.kuleuven.be/~stijn.volckaert/papers/2019_NDSS_PeriScope.pdf
https://github.com/securesystemslab/periscope/blob/master/bugs-found/CVE-2018-14852.md

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