CVE-2019-11059

CRITICAL

Das U-Boot 2016.11-rc1 through 2019.04 mishandles the ext4 64-bit extension, resulting in a buffer overflow.

Affects 1 product across 1 vendor.

BCS7.14
CVSS 3.09.8
EPSS1.9%
Percentile78th
PatchUnknown
CVSS Vector — Plain English Remotely exploitable over the network, low complexity, no authentication required, no user interaction needed, impact contained to the vulnerable component, full confidentiality impact, full integrity impact, full availability impact.
CWE Weakness Definitions
CWE-119: Improper Restriction of Operations within Memory Buffer

Parent class for buffer-related vulnerabilities where operations exceed buffer boundaries.

Related Attack Patterns (CAPEC)
CAPEC-8 Buffer Overflow in an API Call
via CWE-119
CAPEC-9 Buffer Overflow in Local Command-Line Utilities
via CWE-119
CAPEC-10 Buffer Overflow via Environment Variables
via CWE-119
CAPEC-14 Client-side Injection-induced Buffer Overflow
via CWE-119
CAPEC-24 Filter Failure through Buffer Overflow
via CWE-119
Show all 12

Mapping is CWE-to-CAPEC per MITRE CAPEC 3.9.

◆ SAGE Intelligence — CITED Relevance Research Team

This vulnerability was disclosed in 2019. A critical vulnerability affects Denx systems (CVE-2019-11059). No public exploit code is currently available. Isolate affected systems if patching is not feasible.

BSID: BS-2019-GLOBAL-133721-C • Model: rule-based-v1 • Confidence: MEDIUM

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Frequently Asked Questions
What is CVE-2019-11059?
This vulnerability was disclosed in 2019. A critical vulnerability affects Denx systems (CVE-2019-11059). No public exploit code is currently available. Isolate affected systems if patching is not feasible.
What is the CVSS score for CVE-2019-11059?
CVE-2019-11059 has CVSS 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS: 1.9%.
Is CVE-2019-11059 actively exploited?
No confirmed active exploitation of CVE-2019-11059 as of 2026-06-22.
How do I remediate CVE-2019-11059?
Priority: MEDIUM. Advisory: https://github.com/u-boot/u-boot/commits/master
What systems are affected by CVE-2019-11059?
CVE-2019-11059 affects: Denx.
Vulnerability Details
CVE IDCVE-2019-11059
BSIDBS-2019-GLOBAL-133721-C BreachSpider Global ID
CVSS VectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published2019-05-10
Last Modified2026-06-17
ICS Relevance15%
Weakness (CWE)
Improper Restriction of Operations within Memory Buffer
SourceNVD
Official Description

Das U-Boot 2016.11-rc1 through 2019.04 mishandles the ext4 64-bit extension, resulting in a buffer overflow.

Source: NIST NVD / MITRE CVE Database

Attack Vector Analysis — CITED Relevance

Vulnerability details: Das U-Boot 2016.11-rc1 through 2019.04 mishandles the ext4 64-bit extension, resulting in a buffer overflow. CVSS vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Exploitation Likelihood: LOW

Affected Products
VendorProductFixed Version
Denx U-Boot —
Remediation
View Vendor Advisory →

Remediation Priority: MEDIUM

Threat Intelligence
● Threat Intelligence Validated: July 2026 | Threat Age: 2633 Days
CISA KEVNot in KEV catalog
Public ExploitNot confirmed
PoC CodeNot confirmed
SAGE Enrichment Record — provenance & audit hash
Modelrule-based-v1
ConfidenceMEDIUM
Enriched At2026-05-24
SHA-512 Audit Hashdf9331ab5868aef98f9ded3573c52991af2c09da7a96b9b042b22e27dd48de572931505c6c0fa7d50bd3c8613984ec5127f702ccc51affc699b26f4575bf8e10
Related CVEs affecting Denx
CVE-2019-14194 9.8 Siemens Ruggedcom Rox CVE-2019-14193 9.8 Siemens Ruggedcom Rox CVE-2018-18439 9.8 DENX U-Boot through 2018.09-rc1 has a remotely exploitable buffer overflow vi... CVE-2019-14192 9.8 Siemens Ruggedcom Rox CVE-2019-14195 9.8 Siemens Ruggedcom Rox
View all Denx CVEs →

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