CVE-2026-64426 | Linux Kernel up to 6.18.38/7.1.3 io_uring io_nop nop_flags memory leak

July 25, 2026 Yanac

A vulnerability, which was classified as problematic, was found in Linux Kernel up to 6.18.38/7.1.3. Affected by this vulnerability is the function io_nop of the file io_uring of the component io_uring. The manipulation of the argument nop_flags results in memory leak.

This vulnerability is identified as CVE-2026-64426. The attack is only possible with local access. There is not any exploit available.

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