gen_rand_uuid in lib/uuid.c in Das U-Boot v2014.04 through v2019.04 lacks an srand call, which allows attackers to determine UUID values in…

published 2019-05-03 7 y ago modified 2026-06-17 4 mo ago also EUVD-2019-3360

cvss: 5.9; version 3.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 1.2%; EPSS 1.2% chance of exploitation in 30 days, percentile 68%
public exploits: 0; none known

gen_rand_uuid in lib/uuid.c in Das U-Boot v2014.04 through v2019.04 lacks an srand call, which allows attackers to determine UUID values in scenarios where CONFIG_RANDOM_UUID is enabled, and Das U-Boot is relied upon for UUID values of a GUID Partition Table of a boot device.

Patch / fix

distros 3 links 1

debian suse opensuse

u-boot Debian 14, Debian 13, Debian 12 2019.01+dfsg-6

debian advisories DEBIAN-CVE-2019-11690

u-boot SLES 12 SP3-LTSS, Enterprise Storage 5 2016.07-12.3.1
u-boot-rpi3 SLES 12 SP3-LTSS, Enterprise Storage 5 2016.07-12.3.1
u-boot SLES for SAP 15, SLES 15-LTSS, SLE High Performance Computing 15-LTSS +1 more 2018.03-4.6.1
u-boot-rpi3 SLES 15-LTSS, SLE High Performance Computing 15-LTSS, SLE High Performance Computing 15-ESPOS 2018.03-4.6.2
u-boot SLE Module for Basesystem 15 SP1 2019.01-7.10.1
u-boot-rpi3 SLE Module for Basesystem 15 SP1 2019.01-7.10.2
u-boot SLES for SAP 12 SP5, SLES 12 SP5 2019.01-5.3.1
u-boot-rpi3 SLES for SAP 12 SP5, SLES 12 SP5 2019.01-5.3.1

suse advisories SUSE-SU-2020:3474-1 SUSE-SU-2020:3283-1 SUSE-SU-2020:3282-1 SUSE-SU-2020:3256-1 SUSE-SU-2020:3255-1

u-boot openSUSE Leap 15.1 2019.01-lp151.6.13.1

opensuse advisories openSUSE-SU-2020:1930-1

patchwork.ozlabs.org/patch/1092945 advisory

Exploit prediction

1.19% chance of exploitation in the next 30 days, higher than 68% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
NVD	3.0	5.9	CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD	2.0	4.3	AV:N/AC:M/Au:N/C:P/I:N/A:N

Classification

Weakness

CWE-330 Use of Insufficiently Random Values

References

patchwork.ozlabs.org /patch/1092945
patch, third-party-advisory

Sources

CVE List CVE-2019-11690
NVD CVE-2019-11690

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary