#VU16514 Race condition in Linux kernel - CVE-2018-14625

Vulnerability identifier: #VU16514

Vulnerability risk: Low

CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/U:Clear

CVE-ID: CVE-2018-14625

CWE-ID: CWE-362

Exploitation vector: Local access

Exploit availability: No public exploit available

Vulnerable software:
Linux kernel

Software vendor:
Linux Foundation

The vulnerability allows a local attacker to obtain potentially sensitive information.

The weakness exists due to a race condition between connect() and close() function. A local attacker can use the AF_VSOCK protocol to obtain sensitive information possibly intercept or corrupt AF_VSOCK messages destined to other clients.

Update to version 4.14.88.

• https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.88
• https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.20
• https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.145
• https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.9