CVE-2018-14855

Name: CVE-2018-14855
Creator: NVD / NIST
Published: 2018-12-17T19:29:00.437+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 0.95%

Last modified Jun 17, 2026

CVE-2018-14855 is a vulnerability of currently unknown severity. Buffer overflow in dhd_bus_flow_ring_flush_response in drivers/net/wireless/bcmdhd4358/dhd_pcie.c in the bcmdhd4358 Wi-Fi driver on the Samsung Galaxy S6 allow an attacker (who has obtained code execution on the Wi-Fi chip) to cause the device driver to perform invalid memory accesses. The Samsung ID is SVE-2018-11785.. EPSS estimates a 0.95% chance of exploitation in the next 30 days.

Description

Buffer overflow in dhd_bus_flow_ring_flush_response in drivers/net/wireless/bcmdhd4358/dhd_pcie.c in the bcmdhd4358 Wi-Fi driver on the Samsung Galaxy S6 allow an attacker (who has obtained code execution on the Wi-Fi chip) to cause the device driver to perform invalid memory accesses. The Samsung ID is SVE-2018-11785.

Metrics

EPSS Probability

0.95%

56.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-119

Affected Software

Vendor	Product	Versions
Samsung	Galaxy S6 Firmware	g920fxxu5eqh7

References

https://github.com/securesystemslab/periscope/blob/master/bugs-found/CVE-2018-14854_CVE-2018-14855_CVE-2018-14856.mdExploit, Third Party Advisory
https://people.cs.kuleuven.be/~stijn.volckaert/papers/2019_NDSS_PeriScope.pdfExploit, Third Party Advisory
https://github.com/securesystemslab/periscope/blob/master/bugs-found/CVE-2018-14854_CVE-2018-14855_CVE-2018-14856.mdExploit, Third Party Advisory

Timeline

Published: Dec 17, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-14855?

How severe is CVE-2018-14855?

Severity scoring for CVE-2018-14855 is pending analysis. The EPSS model estimates a 0.95% probability of exploitation in the next 30 days.

How do I fix CVE-2018-14855?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-14855?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST