#VU14920 Stack-based buffer overflow in Linux kernel - CVE-2018-14633

Vulnerability identifier: #VU14920

Vulnerability risk: Medium

CVSSv4.0: 7.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2018-14633

CWE-ID: CWE-121

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Linux kernel
Operating systems & Components / Operating system

Vendor: Linux Foundation

Description

Mitigation
Install updated from vendor's repository.

Vulnerable software versions

Linux kernel: 4.4.0 - 4.4.158, 4.9.1 - 4.9.129, 4.14 - 4.18.15

External links
https://seclists.org/oss-sec/2018/q3/270
https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.73
https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.18.11
https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.4.159
https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.130
https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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