Linux known exploited vulnerabilities
CISA's Known Exploited Vulnerabilities catalog lists 31 Linux vulnerabilities: 8 added in the last 365 days, 1 rated critical (CVSS 9 or higher), and 2 with known ransomware use. The most recent was added Sep 18, 2026.
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| Added to KEV | CVE | Vulnerability | CVSS | EPSS | Federal due date | Ransomware use |
|---|---|---|---|---|---|---|
| 2026-09-18 | CVE-2025-39682 | Linux Kernel Improper Check for Unusual or Exceptional Conditions Vulnerability | 9.8 (v3.1) | 3.3% | 2026-09-21 | Unknown |
| 2026-09-18 | CVE-2025-39964 | Linux Kernel Race Condition Vulnerability | 7.8 (v3.1) | 1.6% | 2026-09-21 | Unknown |
| 2026-09-18 | CVE-2026-53266 | Linux Kernel Out-of-Bounds Write Vulnerability | 8.8 (v3.1) | 0.9% | 2026-09-21 | Unknown |
| 2026-08-27 | CVE-2026-53362 | Linux Kernel Unspecified Vulnerability | 7.8 (v3.1) | 0.7% | 2026-08-30 | Unknown |
| 2026-08-26 | CVE-2022-0995 | Linux Kernel Out-of-Bounds Write Vulnerability | 7.8 (v3.1) | 8.9% | 2026-08-29 | Unknown |
| 2026-06-02 | CVE-2022-0492 | Linux Kernel Improper Authentication Vulnerability | 7.8 (v3.1) | 5.5% | 2026-06-05 | Unknown |
| 2026-05-01 | CVE-2026-31431 | Linux Kernel Incorrect Resource Transfer Between Spheres Vulnerability | 7.8 (v3.1) | 98.1% | 2026-05-15 | Unknown |
| 2026-01-26 | CVE-2018-14634 | Linux Kernel Integer Overflow Vulnerability | 7.8 (v3.0) | 14.7% | 2026-02-16 | Unknown |
| 2025-10-06 | CVE-2021-22555 | Linux Kernel Heap Out-of-Bounds Write Vulnerability | 8.3 (v3.1) | 78.7% | 2025-10-27 | Unknown |
| 2025-09-04 | CVE-2025-38352 | Linux Kernel Time-of-Check Time-of-Use (TOCTOU) Race Condition Vulnerability | 7.8 (v3.1) | 1.4% | 2025-09-25 | Unknown |
| 2025-06-17 | CVE-2023-0386 | Linux Kernel Improper Ownership Management Vulnerability | 7.8 (v3.1) | 7.9% | 2025-07-08 | Unknown |
| 2025-04-09 | CVE-2024-53150 | Linux Kernel Out-of-Bounds Read Vulnerability | 7.1 (v3.1) | 1.4% | 2025-04-30 | Unknown |
| 2025-04-09 | CVE-2024-53197 | Linux Kernel Out-of-Bounds Access Vulnerability | 7.8 (v3.1) | 4.1% | 2025-04-30 | Unknown |
| 2025-03-04 | CVE-2024-50302 | Linux Kernel Use of Uninitialized Resource Vulnerability | 5.5 (v3.1) | 0.8% | 2025-03-25 | Unknown |
| 2025-02-05 | CVE-2024-53104 | Linux Kernel Out-of-Bounds Write Vulnerability | 7.8 (v3.1) | 3.4% | 2025-02-26 | Unknown |
| 2024-09-09 | CVE-2017-1000253 | Linux Kernel PIE Stack Buffer Corruption Vulnerability | 7.8 (v3.1) | 10.7% | 2024-09-30 | Known |
| 2024-08-21 | CVE-2022-0185 | Linux Kernel Heap-Based Buffer Overflow Vulnerability | 8.4 (v3.1) | 25.2% | 2024-09-11 | Unknown |
| 2024-06-26 | CVE-2022-2586 | Linux Kernel Use-After-Free Vulnerability | 5.3 (v3.1) | 10.2% | 2024-07-17 | Unknown |
| 2024-05-30 | CVE-2024-1086 | Linux Kernel Use-After-Free Vulnerability | 7.8 (v3.1) | 28.1% | 2024-06-20 | Known |
| 2023-05-12 | CVE-2010-3904 | Linux Kernel Improper Input Validation Vulnerability | 7.8 (v3.1) | 15.9% | 2023-06-02 | Unknown |
| 2023-05-12 | CVE-2014-0196 | Linux Kernel Race Condition Vulnerability | 5.5 (v3.1) | 20.3% | 2023-06-02 | Unknown |
| 2023-03-30 | CVE-2023-0266 | Linux Kernel Use-After-Free Vulnerability | 7.9 (v3.1) | 3.7% | 2023-04-20 | Unknown |
| 2022-10-20 | CVE-2021-3493 | Linux Kernel Privilege Escalation Vulnerability | 8.8 (v3.1) | 49.2% | 2022-11-10 | Unknown |
| 2022-09-15 | CVE-2013-2094 | Linux Kernel Privilege Escalation Vulnerability | 8.4 (v3.1) | 47.7% | 2022-10-06 | Unknown |
| 2022-09-15 | CVE-2013-2596 | Linux Kernel Integer Overflow Vulnerability | 7.8 (v3.1) | 3.2% | 2022-10-06 | Unknown |
| 2022-09-15 | CVE-2013-6282 | Linux Kernel Improper Input Validation Vulnerability | 8.8 (v3.1) | 39.7% | 2022-10-06 | Unknown |
| 2022-05-25 | CVE-2014-3153 | Linux Kernel Privilege Escalation Vulnerability | 7.8 (v3.1) | 37.2% | 2022-06-15 | Unknown |
| 2022-04-25 | CVE-2022-0847 | Linux Kernel Privilege Escalation Vulnerability | 7.8 (v3.1) | 92.8% | 2022-05-16 | Unknown |
| 2022-04-11 | CVE-2021-22600 | Linux Kernel Privilege Escalation Vulnerability | 6.6 (v3.1) | 6.6% | 2022-05-02 | Unknown |
| 2022-03-03 | CVE-2016-5195 | Linux Kernel Race Condition Vulnerability | 7 (v3.1) | 83.5% | 2022-03-24 | Unknown |
| 2021-12-10 | CVE-2019-13272 | Linux Kernel Improper Privilege Management Vulnerability | 7.8 (v3.1) | 52.2% | 2022-06-10 | Unknown |