CVE-2018-12928

medium

Description

In the Linux kernel 4.15.0, a NULL pointer dereference was discovered in hfs_ext_read_extent in hfs.ko. This can occur during a mount of a crafted hfs filesystem.

References

http://www.securityfocus.com/bid/104593

https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1763384

https://marc.info/?l=linux-fsdevel&m=152407263325766&w=2

Details

Source: MITRE

Published: 2018-06-28

Updated: 2018-08-21

Type: CWE-476

Risk Information

CVSS v2

Base Score: 4.9

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

Impact Score: 6.9

Exploitability Score: 3.9

Severity: MEDIUM

CVSS v3

Base Score: 5.5

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

Impact Score: 3.6

Exploitability Score: 1.8

Severity: MEDIUM