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CVE-2015-8839 Moderate

CVE-2015-8839

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.

Exploit probability 0.4%
Published May 2, 2016
Required by Not available
Last source change April 10, 2026

04 / EVIDENCE

Source records

Open Source Vulnerabilities CVE-2015-8839

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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05 / REFERENCES

Further evidence