Status: KEV | Advisory ID: CVE-2026-31431
| CVE | CVE-2026-31431 |
| Affected products | Linux Kernel |
| Exploitation status | Listed in CISA's Known Exploited Vulnerabilities (KEV) catalog, indicating confirmed active exploitation. |
| Classified as | CWE-669 (Incorrect Resource Transfer Between Spheres) |
| KEV listing | Added to CISA's Known Exploited Vulnerabilities (KEV) catalog on 2026-05-01. |
| Exploitation prediction (EPSS) | 100% probability of exploitation in the next 30 days (100% percentile) -- FIRST.org's EPSS model. |
| Federal remediation deadline | 2026-05-15 (CISA KEV, Binding Operational Directive). |
Linux Kernel contains an incorrect resource transfer between spheres vulnerability that could allow for privilege escalation.
| Source | Reference |
|---|---|
| NVD | https://nvd.nist.gov/vuln/detail/CVE-2026-31431 |