vllm-project vLLM Completions Request mamba_mixer2.py conv_ssm_forward out-of-bounds
Summary
| CVE | CVE-2026-105775 |
|---|---|
| State | PUBLISHED |
| Assigner | VulDB |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-10-06 06:17:00 UTC |
| Updated | 2026-10-06 15:04:52 UTC |
| Description | A security vulnerability has been detected in vllm-project vLLM up to 0.31.0. This impacts the function conv_ssm_forward of the file vllm/model_executor/layers/mamba/mamba_mixer2.py of the component Completions Request Handler. The manipulation leads to out-of-bounds read. The attack is possible to be carried out remotely. The exploit has been disclosed publicly and may be used. The project was informed of the problem early through an issue report but has not responded yet. |
Risk And Classification
Primary CVSS: v4.0 2.1 LOW from [email protected]
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
EPSS: 0.002960000 probability, percentile 0.203310000 (date 2026-10-06)
Problem Types: CWE-119 | CWE-125 | CWE-125 Out-of-Bounds Read | CWE-119 Memory Corruption
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 4.0 | [email protected] | Secondary | 2.1 | LOW | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/C... |
| 4.0 | CNA | DECLARED | 5.3 | MEDIUM | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P |
| 3.1 | [email protected] | Primary | 4.3 | MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L |
| 3.1 | CNA | DECLARED | 4.3 | MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:C |
| 3.0 | CNA | DECLARED | 4.3 | MEDIUM | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:C |
| 2.0 | [email protected] | Secondary | 4 | AV:N/AC:L/Au:S/C:N/I:N/A:P | |
| 2.0 | CNA | DECLARED | 4 | AV:N/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:ND/RC:C |
CVSS v4.0 Breakdown
Attack Vector
NetworkAttack Complexity
LowAttack Requirements
NonePrivileges Required
LowUser Interaction
NoneConfidentiality
NoneIntegrity
NoneAvailability
LowSub Conf.
NoneSub Integrity
NoneSub Availability
NoneCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS v3.1 Breakdown
Attack Vector
NetworkAttack Complexity
LowPrivileges Required
LowUser Interaction
NoneScope
UnchangedConfidentiality
NoneIntegrity
NoneAvailability
LowCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
CVSS v3.0 Breakdown
Attack Vector
NetworkAttack Complexity
LowPrivileges Required
LowUser Interaction
NoneScope
UnchangedConfidentiality
NoneIntegrity
NoneAvailability
LowCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:C
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Vllm-project | VLLM | affected 0.1 | Not specified |
| CNA | Vllm-project | VLLM | affected 0.2 | Not specified |
| CNA | Vllm-project | VLLM | affected 0.3 | Not specified |
| CNA | Vllm-project | VLLM | affected 0.4 | Not specified |
| CNA | Vllm-project | VLLM | affected 0.5 | Not specified |
| CNA | Vllm-project | VLLM | affected 0.6 | Not specified |
| CNA | Vllm-project | VLLM | affected 0.7 | Not specified |
| CNA | Vllm-project | VLLM | affected 0.8 | Not specified |
| CNA | Vllm-project | VLLM | affected 0.9 | Not specified |
| CNA | Vllm-project | VLLM | affected 0.10 | Not specified |
| CNA | Vllm-project | VLLM | affected 0.11 | Not specified |
| CNA | Vllm-project | VLLM | affected 0.12 | Not specified |
| CNA | Vllm-project | VLLM | affected 0.13 | Not specified |
| CNA | Vllm-project | VLLM | affected 0.14 | Not specified |
| CNA | Vllm-project | VLLM | affected 0.15 | Not specified |
| CNA | Vllm-project | VLLM | affected 0.16 | Not specified |
| CNA | Vllm-project | VLLM | affected 0.17 | Not specified |
| CNA | Vllm-project | VLLM | affected 0.18 | Not specified |
| CNA | Vllm-project | VLLM | affected 0.19 | Not specified |
| CNA | Vllm-project | VLLM | affected 0.20 | Not specified |
| CNA | Vllm-project | VLLM | affected 0.21 | Not specified |
| CNA | Vllm-project | VLLM | affected 0.22 | Not specified |
| CNA | Vllm-project | VLLM | affected 0.23 | Not specified |
| CNA | Vllm-project | VLLM | affected 0.24 | Not specified |
| CNA | Vllm-project | VLLM | affected 0.25 | Not specified |
| CNA | Vllm-project | VLLM | affected 0.26 | Not specified |
| CNA | Vllm-project | VLLM | affected 0.27 | Not specified |
| CNA | Vllm-project | VLLM | affected 0.28 | Not specified |
| CNA | Vllm-project | VLLM | affected 0.29 | Not specified |
| CNA | Vllm-project | VLLM | affected 0.30 | Not specified |
| CNA | Vllm-project | VLLM | affected 0.31.0 | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| vuldb.com/vuln/413808/cti | [email protected] | vuldb.com | |
| vuldb.com/cve/CVE-2026-105775 | [email protected] | vuldb.com | |
| vuldb.com/vuln/413808 | [email protected] | vuldb.com | |
| vuldb.com/submit/992291 | [email protected] | vuldb.com | |
| github.com/vllm-project/vllm/issues/57266 | [email protected] | github.com | |
| github.com/vllm-project/vllm | [email protected] | github.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
Vendor Comments And Credit
Discovery Credit
CNA: Zyz3366 (VulDB User) (en)
CNA: VulDB CNA Team (en)
Additional Advisory Data
| Source | Time | Event |
|---|---|---|
| CNA | 2026-10-05T00:00:00.000Z | Advisory disclosed |
| CNA | 2026-10-05T02:00:00.000Z | VulDB entry created |
| CNA | 2026-10-05T22:31:57.000Z | VulDB entry last update |
There are currently no legacy QID mappings associated with this CVE.