SB2018091848 - Buffer overflow in Google, Google Android
Published: September 18, 2018 Updated: August 8, 2020
Security Bulletin ID
SB2018091848
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Buffer overflow (CVE-ID: CVE-2018-11842)
The vulnerability allows a local authenticated user to execute arbitrary code.
In all android releases (Android for MSM, Firefox OS for MSM, QRD Android) from CAF using the linux kernel, during wlan association, driver allocates memory. In case the mem allocation fails driver does a mem free though the memory was not allocated.
Remediation
Install update from vendor's website.
References
- https://source.android.com/security/bulletin/2018-09-01#qualcomm-components
- https://source.codeaurora.org/quic/la/platform/vendor/qcom-opensource/wlan/qcacld-3.0/commit/?id=5eea70b9d5852e468467c1565927dbe0c76d8674
- https://www.codeaurora.org/security-bulletin/2018/09/04/september-2018-code-aurora-security-bulletin