CVE-2018-8822

HIGH

Description

Incorrect buffer length handling in the ncp_read_kernel function in fs/ncpfs/ncplib_kernel.c in the Linux kernel through 4.15.11, and in drivers/staging/ncpfs/ncplib_kernel.c in the Linux kernel 4.16-rc through 4.16-rc6, could be exploited by malicious NCPFS servers to crash the kernel or execute code.

References

http://www.securityfocus.com/bid/103476

https://lists.debian.org/debian-lts-announce/2018/05/msg00000.html

https://usn.ubuntu.com/3653-1/

https://usn.ubuntu.com/3653-2/

https://usn.ubuntu.com/3654-1/

https://usn.ubuntu.com/3654-2/

https://usn.ubuntu.com/3655-1/

https://usn.ubuntu.com/3655-2/

https://usn.ubuntu.com/3656-1/

https://usn.ubuntu.com/3657-1/

https://www.debian.org/security/2018/dsa-4187

https://www.debian.org/security/2018/dsa-4188

https://www.mail-archive.com/[email protected]/msg223373.html

Details

Source: MITRE

Published: 2018-03-20

Updated: 2019-03-05

Type: CWE-119

Risk Information

CVSS v2.0

Base Score: 7.2

Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C

Impact Score: 10

Exploitability Score: 3.9

Severity: HIGH

CVSS v3.0

Base Score: 7.8

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Impact Score: 5.9

Exploitability Score: 1.8

Severity: HIGH