Vulnerability CVE-2018-14745
Published: 2019-03-21

Description:
Buffer 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 obtained code execution on the Wi-Fi chip) to overwrite kernel memory due to improper validation of the ring buffer read pointer. The Samsung ID is SVE-2018-12029.

Type:

CWE-119

 (Improper Restriction of Operations within the Bounds of a Memory Buffer)

CVSS2 => (AV:A/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5.8/10
6.4/10
6.5/10
Exploit range
Attack complexity
Authentication
Adjacent network
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Samsung -> Galaxy s6 firmware 

 References:
https://github.com/securesystemslab/periscope/blob/master/bugs-found/CVE-2018-14745.md
https://pastebin.com/tmFrECnZ
https://security.samsungmobile.com/securityUpdate.smsb
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