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cve-2026-46121

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CVE-2026-46121 is a Linux kernel use-after-free vulnerability in the DAMON sysfs schemes interface, published by NVD on May 28, 2026. The flaw involves a race condition when concurrently reading and writing the memcg_path attribute, which can lead to exposure of freed memory. While the vulnerability is narrow and technical, it serves as a reminder that kernel risk can reside in observability and tuning interfaces. For WindowsForum users running Linux via WSL, Hyper-V, Azure, containers, appliances, or dual-boot setups, this CVE is less an immediate threat than a patch-management signal. The kernel's memory-management plumbing continues to evolve, and staying current with updates is key.
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    CVE-2026-46121: Linux DAMON sysfs Use-After-Free and Patch Guidance for WSL & Containers

    CVE-2026-46121 is a Linux kernel use-after-free flaw published by NVD on May 28, 2026, affecting the DAMON sysfs schemes interface where concurrent reads and writes of memcg_path could race and expose freed memory. The bug is narrow, technical, and not yet scored by NVD, but it is also a useful...
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    • cve-2026-46121 damon sysfs linux kernel security patch management
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    • Forum: Security Alerts
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