Buffer overflow in Google, Google Android

1) Buffer overflow

EUVDB-ID: #VU36968

Risk: Low

CVSSv4.0: 5.9 [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-2018-5834

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a local authenticated user to execute arbitrary code.

In __wlan_hdd_cfg80211_vendor_scan(), a buffer overwrite can potentially occur in Android releases from CAF using the linux kernel (Android for MSM, Firefox OS for MSM, QRD Android) before security patch level 2018-06-05.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Google Android: All versions

CPE2.3

• cpe:2.3:o:google:android:*:*:*:*:*:*:*:*

External links

https://source.android.com/security/bulletin/2018-06-01#qualcomm-components
https://source.codeaurora.org/quic/la/platform/vendor/qcom-opensource/wlan/qcacld-3.0/commit/?id=ede0f8a4d11ec56ee87177478cc0c25af0894860
https://www.codeaurora.org/security-bulletin/2018/07/02/july-2018-code-aurora-security-bulletin

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.