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CVE-2026-14606

HIGH
7.8
CVSS 3.1
Description
A security flaw has been discovered in RT-Thread up to 5.0.2. Affected by this issue is the function CAN_Receive in the library bsp/synwit/libraries/SWM341_CSL/CMSIS/DeviceSupport/SWM341.h of the component SWM341 CAN Handler. Performing a manipulation results in stack-based buffer overflow. The attack needs to be approached locally. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Metadata

CVE ID
CVE-2026-14606
State
PUBLISHED
Assigner
VulDB
Reserved
2026-07-03 13:51 UTC
Published
2026-07-03 19:30 UTC
Last updated
2026-07-03 19:30 UTC
Primary CWE
CWE-121
Stack-based Buffer Overflow
Vendor / Product
n/a / RT-Thread
Sources
cve.org  ·  NVD

Severity & Metrics

7.8 HIGH CVSS 3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
Affected products (1)
VendorProductPlatformVersions
n/a RT-Thread — 5.0.0, 5.0.1, 5.0.2
Weakness (CWE)
CWESourceDescription
CWE-119 cna Memory Corruption
CWE-121 cna Stack-based Buffer Overflow
CVSS scores (4)
ScoreSeverityVersionSourceVector
8.5 HIGH 4.0 cna CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
7.8 HIGH 3.1 cna CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
7.8 HIGH 3.0 cna CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
6.8 N/D 2.0 cna AV:L/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR
References (6)
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