Buffer overflow in Denx U-boot

CVE-2019-13106

Das U-Boot versions 2016.09 through 2019.07-rc4 can memset() too much data while reading a crafted ext4 filesystem, which results in a stack buffer overflow and likely code execution.

Vulnerability class: Buffer Overflow

EPSS: 0.009 (76.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2019-13106?
CVE-2019-13106 is a high-severity vulnerability in Denx U-boot, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2019-08-06.
How severe is CVE-2019-13106?
High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2019-13106 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.