CVE-2009-4131

High

Description

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.

SeverityHigh
CVSS7.2
Exploit probability—
ProductLinux Kernel
PublishedDec 13, 2009
First seenDec 13, 2009

How to fix

Affected products

ProductAffected versionsFixed in
linux linux_kernelv ≤ 2.6.32, 2.6.0, 2.6.1, 2.6.2, 2.6.3, 2.6.4, 2.6.5, 2.6.6, 2.6.7, 2.6.8, 2.6.8.1, 2.6.9, 2.6.10, 2.6.11, 2.6.11.1, 2.6.11.2, 2.6.11.3, 2.6.11.4, 2.6.11.5, 2.6.11.6, 2.6.11.7, 2.6.11.8, 2.6.11.9, 2.6.11.10, 2.6.11.11, 2.6.11.12, 2.6.12, 2.6.12.1, 2.6.12.2, 2.6.12.3, 2.6.12.4, 2.6.12.5, 2.6.12.6, 2.6.13, 2.6.13.1, 2.6.13.2, 2.6.13.3, 2.6.13.4, 2.6.13.5, 2.6.14, 2.6.14.1, 2.6.14.2, 2.6.14.3, 2.6.14.4, 2.6.14.5, 2.6.14.6, 2.6.14.7, 2.6.15, 2.6.15.1, 2.6.15.2, 2.6.15.3, 2.6.15.4, 2.6.15.5, 2.6.15.6, 2.6.15.7, 2.6.16, 2.6.16.1, 2.6.16.2, 2.6.16.3, 2.6.16.4, 2.6.16.5, 2.6.16.6, 2.6.16.7, 2.6.16.8, 2.6.16.9, 2.6.16.10, 2.6.16.11, 2.6.16.12, 2.6.16.13, 2.6.16.14, 2.6.16.15, 2.6.16.16, 2.6.16.17, 2.6.16.18, 2.6.16.19, 2.6.16.20, 2.6.16.21, 2.6.16.22, 2.6.16.23, 2.6.16.24, 2.6.16.25, 2.6.16.26, 2.6.16.27, 2.6.16.28, 2.6.16.29, 2.6.16.30, 2.6.16.31, 2.6.16.32, 2.6.16.33, 2.6.16.34, 2.6.16.35, 2.6.16.36, 2.6.16.37, 2.6.16.38, 2.6.16.39, 2.6.16.40, 2.6.16.41, 2.6.16.42, 2.6.16.43, 2.6.16.44, 2.6.16.45, 2.6.16.46, 2.6.16.47, 2.6.16.48, 2.6.16.49, 2.6.16.50, 2.6.16.51, 2.6.16.52, 2.6.16.53, 2.6.16.54, 2.6.16.55, 2.6.16.56, 2.6.16.57, 2.6.16.58, 2.6.16.59, 2.6.16.60, 2.6.16.61, 2.6.16.62, 2.6.17, 2.6.17.1, 2.6.17.2, 2.6.17.3, 2.6.17.4, 2.6.17.5, 2.6.17.6, 2.6.17.7, 2.6.17.8, 2.6.17.9, 2.6.17.10, 2.6.17.11, 2.6.17.12, 2.6.17.13, 2.6.17.14, 2.6.18, 2.6.18.1, 2.6.18.2, 2.6.18.3, 2.6.18.4, 2.6.18.5, 2.6.18.6, 2.6.18.7, 2.6.18.8, 2.6.19, 2.6.19.1, 2.6.19.2, 2.6.19.3, 2.6.19.4, 2.6.19.5, 2.6.19.6, 2.6.19.7, 2.6.20, 2.6.20.1, 2.6.20.2, 2.6.20.3, 2.6.20.4, 2.6.20.5, 2.6.20.6, 2.6.20.7, 2.6.20.8, 2.6.20.9, 2.6.20.10, 2.6.20.11, 2.6.20.12, 2.6.20.13, 2.6.20.14, 2.6.20.15, 2.6.20.16, 2.6.20.17, 2.6.20.18, 2.6.20.19, 2.6.20.20, 2.6.20.21, 2.6.21, 2.6.21.1, 2.6.21.2, 2.6.21.3, 2.6.21.4, 2.6.21.5, 2.6.21.6, 2.6.21.7, 2.6.22, 2.6.22.1, 2.6.22.2, 2.6.22.3, 2.6.22.4, 2.6.22.5, 2.6.22.6, 2.6.22.7, 2.6.22.8, 2.6.22.9, 2.6.22.10, 2.6.22.11, 2.6.22.12, 2.6.22.13, 2.6.22.14, 2.6.22.15, 2.6.22.16, 2.6.22.17, 2.6.22.18—

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CVE-2009-4131 · Linux Kernel · Dark Radar