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CVE-2019-13104

Good to know:

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Date: August 6, 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.

Language: C

Severity Score

Related Resources (9)

https://people.canonical.com/~ubuntu-security/cve/CVE-2019-13104
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00002.html
https://gist.github.com/deephooloovoo/d91b81a1674b4750e662dfae93804d75
https://nvd.nist.gov/vuln/detail/CVE-2019-13104
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00004.html
https://security-tracker.debian.org/tracker/CVE-2019-13104
https://lists.denx.de/pipermail/u-boot/2019-July/375514.html
https://github.com/u-boot/u-boot/commits/master
https://www.mend.io/vulnerability-database/CVE-2019-13104

Severity Score

Weakness Type (CWE)

Buffer Errors

CWE-119

Integer Underflow (Wrap or Wraparound)

CWE-191

Out-of-bounds Write

CWE-787

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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