#VU37934 Buffer overflow in Google Android - CVE-2017-9721

Vulnerability identifier: #VU37934

Vulnerability 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-2017-9721

CWE-ID: CWE-119

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Google Android
Operating systems & Components / Operating system

Vendor: Google

Description

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

In android for MSM, Firefox OS for MSM, QRD Android, with all Android releases from CAF using the Linux kernel, in the boot loader, a buffer overflow can occur while parsing the splash image.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Google Android: All versions

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External links
https://source.android.com/security/bulletin/pixel/2017-11-01

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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.