CVE-2019-13104 Information

Description

In Das U-Boot versions 2016.11-rc1 through 2019.07-rc4 an underflow can cause memcpy() to overwrite a very large amount of data (including the whole stack) while reading a crafted ext4 filesystem.

CVSS Vector

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

Reference

http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00002.html http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00004.html https://gist.github.com/deephooloovoo/d91b81a1674b4750e662dfae93804d75 https://github.com/u-boot/u-boot/commits/master https://lists.denx.de/pipermail/u-boot/2019-July/375514.html

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.8