CVE-2026-14605

A vulnerability was identified in RT-Thread up to 5.0.2. Affected by this vulnerability is the function recvmsg in the library bsp/loongson/ls1cdev/libraries/ls1c_can.h of the component ls1c CAN Handler. Such manipulation leads to stack-based buffer overflow. Local access is required to approach this attack. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS v3 7.8 HIGH
CVSS v2.0 6.8 MEDIUM

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.8^/10

CVSS v2.0 : MEDIUM

Vector : AV:L/AC:L/Au:S/C:C/I:C/A:C

Exploitability : 3.1 / Impact : 10.0

Access Vector LOCAL

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://github.com/RT-Thread/rt-thread/
https://github.com/RT-Thread/rt-thread/issues/11424
https://vuldb.com/cve/CVE-2026-14605
https://vuldb.com/submit/844580
https://vuldb.com/vuln/376113
https://vuldb.com/vuln/376113/cti

Configurations

No configuration.

History

No history.

Information

Published : 2026-07-03 20:16

Updated : 2026-07-06 18:02

NVD link : CVE-2026-14605

Mitre link : CVE-2026-14605

CVE.ORG link : CVE-2026-14605

JSON object : View

Products Affected

No product.

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-121

Stack-based Buffer Overflow

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