CVE-2023-23298

CRITICAL

Garmin Connect IQ 2.3.0-4.1.7 - Integer Overflow in BufferedBitmap.initialize

Title source: llm
STIX 2.1

Description

The `Toybox.Graphics.BufferedBitmap.initialize` API method in CIQ API version 2.3.0 through 4.1.7 does not validate its parameters, which can result in integer overflows when allocating the underlying bitmap buffer. A malicious application could call the API method with specially crafted parameters and hijack the execution of the device's firmware.

References (3)

Core 3

Scores

CVSS v3 9.8
EPSS 0.0146
EPSS Percentile 70.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable yes
Technical Impact total

Details

CWE
CWE-190
Status published
Products (1)
garmin/connect-iq 2.3.0 - 4.1.7
Published May 23, 2023
Tracked Since Feb 18, 2026