Linux kernel vulnerabilities
15,219 published vulnerabilities in Linux kernel, 33 of them exploited in the wild. The most were published in 2024 (3102), and 2975 so far in 2026.
Linux kernel vulnerabilities by year
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Most exploited Linux kernel vulnerabilities
- CVE-2025-39682 Linux Kernel Improper Check for Unusual or Exceptional Conditions
- CVE-2026-53266 Linux Kernel Out-of-Bounds Write
- CVE-2013-6282 Linux Kernel Improper Input Validation
- CVE-2022-0185 Linux Kernel Heap-Based Buffer Overflow
- CVE-2013-2094 Linux Kernel Privilege Escalation
- CVE-2021-22555 Linux Kernel Heap Out-of-Bounds Write
- CVE-2023-0266 Linux Kernel Use-After-Free
- CVE-2026-53362 Linux Kernel Unspecified
- CVE-2026-46300 Linux Kernel Missing Initialization of a Variable
- CVE-2026-31431 Linux Kernel Incorrect Resource Transfer Between Spheres
- CVE-2025-39964 Linux Kernel Race Condition
- CVE-2025-38352 Linux Kernel Time-of-Check Time-of-Use (TOCTOU) Race Condition
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