WID-SEC-W-2026-3507

csafDEcert_bund

DeutschShown in its original language — a full translation is planned for a future version.

vllm: Mehrere Schwachstellen ermöglichen Denial of Service

view advisory published 2026-09-21

Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in vllm ausnutzen, um einen Denial of Service Angriff durchzuführen.

01

describes (6)

Related CVEs.

IDseverity exploitable
CVE-2026-94627UShigh7.5—
vLLM Mooncake connector through 0.29.0 fails to properly manage GPU KV cache block ownership when concurrent child requests share a single transfer ID in prefill/decode disaggregat…
CVE-2026-94626UShigh7.5—
vLLM through 0.29.0 fails to validate the tp_size parameter in kv_transfer_params on OpenAI-compatible completion endpoints, allowing attackers to allocate unbounded memory. Attack…
CVE-2026-94625USmedium5.3—
vLLM through 0.29.0 contains a resource exhaustion vulnerability in MooncakeConnector where rejected prefill requests create ownerless transfer placeholders that are never reclaime…
CVE-2026-94624UShigh7.5—
vLLM through 0.29.0 contains a denial of service vulnerability in P2P KV offloading when OffloadingConnector is configured with TieringOffloadingSpec and a peer-to-peer secondary t…
CVE-2026-94623UShigh7.5—
vLLM through 0.29.0 contains a denial of service vulnerability in the NIXL connector's prefix caching implementation that fails to properly validate block counts across multi-promp…
CVE-2026-94622UShigh7.5—
vLLM versions through 0.29.0 contain a denial of service vulnerability in the NIXL connector's metadata handling for prefill/decode disaggregated deployments. Attackers can send re…
02

references

External citations — patches, advisories, analysis.

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