CVE-2018-10882

medium

Description

A flaw was found in the Linux kernel's ext4 filesystem. A local user can cause an out-of-bound write in in fs/jbd2/transaction.c code, a denial of service, and a system crash by unmounting a crafted ext4 filesystem image.

References

http://www.securityfocus.com/bid/106503

https://access.redhat.com/errata/RHSA-2018:2948

https://bugzilla.kernel.org/show_bug.cgi?id=200069

https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10882

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c37e9e013469521d9adb932d17a1795c139b36db

https://lists.debian.org/debian-lts-announce/2018/07/msg00020.html

https://usn.ubuntu.com/3753-1/

https://usn.ubuntu.com/3753-2/

https://usn.ubuntu.com/3871-1/

https://usn.ubuntu.com/3871-3/

https://usn.ubuntu.com/3871-4/

https://usn.ubuntu.com/3871-5/

Details

Source: MITRE

Published: 2018-07-27

Updated: 2019-10-09

Type: CWE-787

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