9.8

CVE-2019-14199: denx u-boot Integer Underflow (Wrap or Wraparound)

Modified
AliasesUBUNTU-CVE-2019-14199DEBIAN-CVE-2019-14199
Published 31-07-2019Last modified 12-05-2026

Vulnerability summary

CVE-2019-14199 is a critical (CVSS 9.8) Integer Underflow (Wrap or Wraparound) vulnerability in denx u-boot. EPSS estimates a 2.51% chance of exploitation in the next 30 days, higher than 84.6% of scored vulnerabilities.

Overall risk
70/100
0100
High · default modelHow is this calculated?
CVSS score
9.8/10
010
Critical · v3.0 (NVD)
EPSS score
2.51%
0%100%
Low · +0.07 pp in 30 days
KEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 5 · Related 5
OPENSUSE-SU-2020:1930-1SUSE-SU-2020:3255-1SUSE-SU-2020:3256-1SUSE-SU-2020:3282-1SUSE-SU-2020:3283-1

Timeline

  1. 31-07-2019
    PublishedVulnerability first disclosed.
  2. 12-05-2026
    Last modifiedVulnerability information updated.

Description

An issue was discovered in Das U-Boot through 2019.07. There is an unbounded memcpy when parsing a UDP packet due to a net_process_received_packet integer underflow during an *udp_packet_handler call.

CVSS metrics

4 scores · 3 sources · 2 versions

EPSS trend

Probability

2.51%

Chance of exploitation in the next 30 days

Percentile

85%

Versus all other CVEs

30-day change

Increase +0.07 pp

From 2.45% on 22-09-2026

22-09-202622-10-2026

Known exploited

Compare KEV catalogs
CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Debian1 product
  • u-boot< 2020.01+dfsg-1
Denx1 product
Ubuntu1 product
  • u-bootAll versions (No fix recorded) | < 2020.10+dfsg-1ubuntu0~18.04.2 | < 2021.01+dfsg-3ubuntu0~20.04.3

3 vendors · 3 products

References

7 links