Vulnerability Details : CVE-2018-5843
In the function wma_pdev_div_info_evt_handler() in all Android releases from CAF (Android for MSM, Firefox OS for MSM, QRD Android) using the Linux Kernel, there is no upper bound check on the value event->num_chains_valid received from firmware which can lead to a buffer overwrite of the fixed size chain_rssi_result structure.
Vulnerability category: Overflow
Products affected by CVE-2018-5843
- cpe:2.3:o:google:android:-:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-5843
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 10 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-5843
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.6
|
MEDIUM | AV:L/AC:L/Au:N/C:P/I:P/A:P |
3.9
|
6.4
|
NIST | |
|
7.8
|
HIGH | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
CWE ids for CVE-2018-5843
-
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-5843
-
https://www.codeaurora.org/security-bulletin/2018/05/11/may-2018-code-aurora-security-bulletin-2
May 2018 Code Aurora Security Bulletin - Code AuroraPatch;Third Party Advisory
-
https://source.android.com/security/bulletin/pixel/2018-05-01
Pixel / Nexus Security Bulletin—May 2018 | Android Open Source ProjectThird Party Advisory
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