GitHub Advisoryadvisory · PyPI
GHSA-x368-4g9h-fvv4 vLLM makes Use of Uninitialized Resource
LOW
Official page ↗
- Aliases
- CVE-2026-7141
- Ecosystem
- PyPI
- Packages
- vllm
- Severity
- Low
- CVSS vector
- CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
- Weaknesses
- CWE-908
- Reviewed
- 2026-05-06
Affected packages
• PyPI vllm: < 0.19.1 → fixed in 0.19.1
Description
A vulnerability was found in vLLM up to 0.19.0. The affected element is the function has_mamba_layers of the file vllm/v1/kv_cache_interface.py of the component KV Block Handler. Performing a manipulation results in uninitialized resource. It is possible to initiate the attack remotely. The attack is considered to have high complexity. The exploitability is described as difficult. The exploit has been made public and could be used. The patch is named 1ad67864c0c20f167929e64c875f5c28e1aad9fd. To fix this issue, it is recommended to deploy a patch.
Related
Alias · CVE (1)
- CVE-2026-7141 A vulnerability was found in vLLM up to 0.19.0. vulnerability
Weakness · CWE (1)
- CWE-908 Use of Uninitialized Resource weakness
References
- https://nvd.nist.gov/vuln/detail/CVE-2026-7141 advisory
- https://github.com/vllm-project/vllm/issues/39146 web
- https://github.com/vllm-project/vllm/issues/39146#issue-4215090365 web
- https://github.com/vllm-project/vllm/pull/39283 web
- https://github.com/AjAnubolu/vllm/commit/1ad67864c0c20f167929e64c875f5c28e1aad9fd web
- https://vuldb.com/submit/801297 web
- https://vuldb.com/vuln/359740 web
- https://vuldb.com/vuln/359740/cti web