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high7.2Public exploit code

CVE-2009-4131

The EXT4_IOC_MOVE_EXT (aka move extents) ioctl implementation in the ext4 filesystem in the Linux kernel before 2.6.32-git6 allows local users to overwrite arb…

Public exploit code

Working exploit or proof of concept code has been published for this vulnerability. Treat unpatched systems as at risk.

Impact

The EXT4_IOC_MOVE_EXT (aka move extents) ioctl implementation in the ext4 filesystem in the Linux kernel before 2.6.32-git6 allows local users to overwrite arbitrary files via a crafted request, related to insufficient checks for file permissions.

Affected products

VendorProductAffected versions
LinuxLinux Kernel
through 2.6.32
Versions 2.6.0, 2.6.1, 2.6.2, 2.6.3, 2.6.4

Weakness classification

CWE-264

References