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CVE-2019-13104

Published: 6 August 2019

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.

Priority

Low

Cvss 3 Severity Score

7.8

Score breakdown

Status

Package Release Status
u-boot
Launchpad, Ubuntu, Debian
disco Ignored
(end of life)
impish Not vulnerable
(2020.04+dfsg-2ubuntu1)
hirsute Not vulnerable
(2020.04+dfsg-2ubuntu1)
jammy Not vulnerable
(2020.04+dfsg-2ubuntu1)
bionic
Released (2020.10+dfsg-1ubuntu0~18.04.2)
eoan Ignored
(end of life)
focal
Released (2021.01+dfsg-3ubuntu0~20.04.3)
groovy Not vulnerable
(2020.04+dfsg-2ubuntu1)
trusty Does not exist

upstream
Released (2020.01+dfsg-1)
xenial Not vulnerable
(code not present)
Patches:
upstream: https://gitlab.denx.de/u-boot/u-boot/commit/878269dbe74229005dd7f27aca66c554e31dad8e

Severity score breakdown

Parameter Value
Base score 7.8
Attack vector Local
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H