CVE-2018-10840 Information

Description

Linux kernel is vulnerable to a heap-based buffer overflow in the fs/ext4/xattr.c:ext4_xattr_set_entry() function. An attacker could exploit this by operating on a mounted crafted ext4 image.

CVSS Vector

CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Reference

http://www.securityfocus.com/bid/104858 https://access.redhat.com/errata/RHSA-2019:0162 https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10840 https://usn.ubuntu.com/3752-1/ https://usn.ubuntu.com/3752-2/ https://usn.ubuntu.com/3752-3/

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

6.6