Buffer overflow in Google Android - CVE-2018-11842
Published: September 18, 2018 / Updated: August 8, 2020
Vulnerability identifier: #VU36676
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2018-11842
CWE-ID: CWE-119
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Google
Affected software:
Google Android
Google Android
Detailed vulnerability description
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.
How to mitigate CVE-2018-11842
Install update from vendor's website.
Sources
- 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