Out-of-bounds read in Google, Google Android

1) Out-of-bounds read

EUVDB-ID: #VU36638

Risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-11897

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

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, while processing diag event after associating to a network out of bounds read occurs if ssid of the network joined is greater than max limit.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Google Android: All versions

External links

http://www.securityfocus.com/bid/107770
http://source.codeaurora.org/quic/la/platform/vendor/qcom-opensource/wlan/qcacld-3.0/commit/?id=7500b7660997121039001f0ff91ce3b63040544b
http://www.codeaurora.org/security-bulletin/2018/09/04/september-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.