Race conditions in ext4 filesystem implementation in Linux kernel before 4.5 can lead to disk corruption

Race conditions in ext4 filesystem implementation in Linux kernel before 4.5 can lead to disk corruption

CVE-2015-8839 · MEDIUM Severity

CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Multiple race conditions in the ext4 filesystem implementation in the Linux kernel before 4.5 allow local users to cause a denial of service (disk corruption) by writing to a page that is associated with a different user's file after unsynchronized hole punching and page-fault handling.

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