Description
InternLM LMDeploy through 0.17.0 contains a reachable assertion vulnerability in the DistServe decode migration loop that allows unauthenticated attackers to terminate the inference engine. Attackers can submit a migration_request with an empty remote_block_ids list to trigger an AssertionError that crashes the engine loop and causes subsequent inference requests to fail.
Published: 2026-09-17
Score: 8.7 High
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Thu, 17 Sep 2026 15:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 17 Sep 2026 14:00:00 +0000

Type Values Removed Values Added
Description InternLM LMDeploy through 0.17.0 contains a reachable assertion vulnerability in the DistServe decode migration loop that allows unauthenticated attackers to terminate the inference engine. Attackers can submit a migration_request with an empty remote_block_ids list to trigger an AssertionError that crashes the engine loop and causes subsequent inference requests to fail.
Title InternLM LMDeploy through 0.17.0 Assertion Denial of Service
First Time appeared Internlm
Internlm lmdeploy
Weaknesses CWE-617
CPEs cpe:2.3:a:internlm:lmdeploy:*:*:*:*:*:*:*:*
Vendors & Products Internlm
Internlm lmdeploy
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}


Subscriptions

Internlm Lmdeploy
cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-09-17T14:29:19.612Z

Reserved: 2026-09-17T13:23:54.594Z

Link: CVE-2026-92971

cve-icon Vulnrichment

Updated: 2026-09-17T14:29:09.606Z

cve-icon NVD

Status : Received

Published: 2026-09-17T14:18:03.190

Modified: 2026-09-17T15:17:01.330

Link: CVE-2026-92971

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses