Lookup for vulnerabilities affecting packages.
| Vulnerability_id | VCID-pfdb-qy35-hkh9 |
| Summary | In Mesa before 25.3.6 and 26 before 26.0.1, out-of-bounds memory access can occur in WebGPU because the amount of to-be-allocated data depends on an untrusted party, and is then used for alloca. |
| Aliases |
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| Fixed_packages |
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| Affected_packages |
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| References |
| 0 |
| reference_url |
https://api.first.org/data/v1/epss?cve=CVE-2026-40393 |
| reference_id |
|
| reference_type |
|
| scores |
| 0 |
| value |
0.00043 |
| scoring_system |
epss |
| scoring_elements |
0.12903 |
| published_at |
2026-04-16T12:55:00Z |
|
| 1 |
| value |
0.00043 |
| scoring_system |
epss |
| scoring_elements |
0.13001 |
| published_at |
2026-04-13T12:55:00Z |
|
| 2 |
| value |
0.00052 |
| scoring_system |
epss |
| scoring_elements |
0.16234 |
| published_at |
2026-04-24T12:55:00Z |
|
| 3 |
| value |
0.00052 |
| scoring_system |
epss |
| scoring_elements |
0.16341 |
| published_at |
2026-04-21T12:55:00Z |
|
| 4 |
| value |
0.00052 |
| scoring_system |
epss |
| scoring_elements |
0.16307 |
| published_at |
2026-04-18T12:55:00Z |
|
|
| url |
https://api.first.org/data/v1/epss?cve=CVE-2026-40393 |
|
| 1 |
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| 2 |
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| 3 |
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| 4 |
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|
| Weaknesses |
| 0 |
| cwe_id |
787 |
| name |
Out-of-bounds Write |
| description |
The product writes data past the end, or before the beginning, of the intended buffer. |
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| Exploits |
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| Severity_range_score | 6.8 - 8.1 |
| Exploitability | 0.5 |
| Weighted_severity | 4.0 |
| Risk_score | 2.0 |
| Resource_url | http://public2.vulnerablecode.io/vulnerabilities/VCID-pfdb-qy35-hkh9 |