CVE-2024-7139

MEDIUM

Reachable Assertion (CWE-617)

2024-12-19 product-security@silabs.com

Buffer Overflow Denial Of Service

6.5

CVSS 3.1 · Vendor: silabs

Severity by source

Vendor (silabs) PRIMARY

6.5 MEDIUM

AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Primary rating from Vendor (silabs) · only source for this CVE.

CVSS VectorVendor: silabs

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Lifecycle Timeline

CVE Published

Dec 19, 2024 - 20:15 cve.org

MEDIUM 6.5

DescriptionCVE.org

Due to an unchecked buffer length, a specially crafted L2CAP packet can cause a buffer overflow. This buffer overflow triggers an assert, which results in a temporary denial of service.

If a watchdog timer is not enabled, a hard reset is required to recover the device.

AnalysisAI

Due to an unchecked buffer length, a specially crafted L2CAP packet can cause a buffer overflow. Rated medium severity (CVSS 6.5), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-617. Due to an unchecked buffer length, a specially crafted L2CAP packet can cause a buffer overflow. This buffer overflow triggers an assert, which results in a temporary denial of service. If a watchdog timer is not enabled, a hard reset is required to recover the device.

Affected ProductsAI

See vendor advisory for affected versions.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.