Vulnerability record · CVE-2018-14854 · published 17 December 2018

CVE-2018-14854: Samsung galaxy s6 firmware memory buffer overflow vulnerability

Samsung · Galaxy S6 Firmware

Buffer overflow in dhd_bus_flow_ring_delete_response in drivers/net/wireless/bcmdhd4358/dhd_pcie.c in the bcmdhd4358 Wi-Fi driver on the Samsung Galaxy S6 SM-G920F G920FXXU5EQH7 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.

6.3 CVSS 3.0 Medium EPSS 0.95% · top 40.3% CWE-119 · Memory buffer overflow

6.3CVSS 3.0 base score, v2 5.8

0.95%EPSS exploitation probability, 30 days

NoNot in CISA KEV

1Affected product versions listed by NVD

3References, 3 tagged exploit

17 Jun 2026Last modified by NVD

Description

CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

Galaxy S6 Firmware Samsung

References

Link	Tags
https://github.com/securesystemslab/periscope/blob/master/bugs-found/CVE-2018-14854_CVE-2018-14855_CVE-2018-14856.md	ExploitThird Party Advisory
https://people.cs.kuleuven.be/~stijn.volckaert/papers/2019_NDSS_PeriScope.pdf	ExploitThird Party Advisory
https://github.com/securesystemslab/periscope/blob/master/bugs-found/CVE-2018-14854_CVE-2018-14855_CVE-2018-14856.md	ExploitThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2016-2566Samsung galaxy s6 firmware sql injection vulnerabilitySamsung SecEmailSync on SM-G920F build G920FXXU2COH2 (Galaxy S6) devices has SQL injection, aka SVE-2015-5081.EPSS 1.5%13 Apr 2017 8.8CVE-2018-14745Samsung galaxy s6 firmware memory buffer overflow vulnerabilityBuffer overflow in prot_get_ring_space in the bcmdhd4358 Wi-Fi driver on the Samsung Galaxy S6 SM-G920F G920FXXU5EQH7 allows an attacker (who has obt…EPSS 1.9%21 Mar 2019 6.8CVE-2016-4030Samsung galaxy s6 firmware improper access control vulnerabilitySamsung SM-G920F build G920FXXU2COH2 (Galaxy S6), SM-N9005 build N9005XXUGBOK6 (Galaxy Note 3), GT-I9192 build I9192XXUBNB1 (Galaxy S4 mini), GT-I919…EPSS 0.51%13 Apr 2017 6.8CVE-2016-4031Samsung galaxy s6 firmware improper access control vulnerabilitySamsung SM-G920F build G920FXXU2COH2 (Galaxy S6), SM-N9005 build N9005XXUGBOK6 (Galaxy Note 3), GT-I9192 build I9192XXUBNB1 (Galaxy S4 mini), GT-I919…EPSS 0.52%13 Apr 2017 6.3CVE-2018-14852Samsung galaxy s6 firmware memory buffer overflow vulnerabilityOut-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-…EPSS 0.96%17 Dec 2018 6.3CVE-2018-14855Samsung galaxy s6 firmware memory buffer overflow vulnerabilityBuffer 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 Galax…EPSS 0.95%17 Dec 2018 6.3CVE-2018-14856Samsung galaxy s6 firmware memory buffer overflow vulnerabilityBuffer overflow in dhd_bus_flow_ring_create_response in drivers/net/wireless/bcmdhd4358/dhd_pcie.c in the bcmdhd4358 Wi-Fi driver on the Samsung Gala…EPSS 0.95%17 Dec 2018 5.5CVE-2016-2036Samsung galaxy s6 firmware null pointer dereference vulnerabilityThe getURL function in drivers/secfilter/urlparser.c in secfilter in the Samsung kernel for Android on SM-N9005 build N9005XXUGBOB6 (Note 3) and SM-G…EPSS 0.37%13 Apr 2017

Source: NIST National Vulnerability Database (record CVE-2018-14854), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.