CVE-2019-13104

HIGHNVD 7.87.8—

7.8

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 v3: 7.8
EG Score: 7.8(medium)
EPSS: 48.3%
KEV: Not listed

Published

August 6, 2019

Last Modified

May 12, 2026

Advisory Details (2)

Auto-updated May 12, 2026

No patch confirmed yet.

generic

[U-Boot] [PATCH 3/5] CVE-2019-13104: ext4: check for underflow in ext4fs_read_file

https://lists.denx.de/pipermail/u-boot/2019-July/375514.html

generic

Description of CVE-2019-13103 through CVE-2019-13106 · GitHub

https://gist.github.com/deephooloovoo/d91b81a1674b4750e662dfae93804d75

Weakness Classification(2)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 9× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:11 UTCepss_batch
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Frequently asked(5)

What is CVE-2019-13104?

CVE-2019-13104 is a high vulnerability published on 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.

When was CVE-2019-13104 disclosed?

CVE-2019-13104 was first published in the National Vulnerability Database on August 6, 2019, with the most recent update on May 12, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2019-13104 actively exploited?

CVE-2019-13104 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 48.3% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2019-13104?

CVE-2019-13104 has a CVSS v3 base score of 7.8 (NVD).

How do I remediate CVE-2019-13104?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2019-13104, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2019-13104

📅 Published

🔄 Last Modified

📋 Advisory Details (2)