Description
ARM mbed-ualloc memory library version 1.3.0 is vulnerable to integer wrap-around in function mbed_krbs, which can lead to arbitrary memory allocation, resulting in unexpected behavior such as a crash or a remote code injection/execution.
References (2)
Core 2
Core References
Third Party Advisory, US Government Resource x_refsource_confirm
https://www.cisa.gov/uscert/ics/advisories/icsa-21-119-04
Issue Tracking, Patch, Third Party Advisory x_refsource_confirm
https://github.com/ARMmbed/mbed-os/pull/14408
Scores
CVSS v3
7.3
EPSS
0.0378
EPSS Percentile
88.2%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-190
Status
published
Products (1)
arm/mbed_ualloc
1.3.0
Published
May 03, 2022
Tracked Since
Feb 18, 2026