Buffer overflow in Linux kernel - CVE-2017-0520
Published: March 8, 2017 / Updated: August 8, 2020
Vulnerability identifier: #VU39497
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2017-0520
CWE-ID: CWE-120
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.
An elevation of privilege vulnerability in the Qualcomm crypto engine driver could enable a local malicious application to execute arbitrary code within the context of the kernel. This issue is rated as High because it first requires compromising a privileged process. Product: Android. Versions: Kernel-3.10, Kernel-3.18. Android ID: A-31750232. References: QC-CR#1082636.
How to mitigate CVE-2017-0520
Install update from vendor's website.
Sources
- http://www.securityfocus.com/bid/96804
- http://www.securitytracker.com/id/1037968
- https://source.android.com/security/bulletin/2017-03-01
- https://source.android.com/security/bulletin/2017-03-01.html
- https://source.codeaurora.org/quic/la/kernel/msm-3.18/commit/?id=eb2aad752c43f57e88ab9b0c3c5ee7b976ee31dd