CVE-2008-2931

High

Description

The do_change_type function in fs/namespace.c in the Linux kernel before 2.6.22 does not verify that the caller has the CAP_SYS_ADMIN capability, which allows local users to gain privileges or cause a denial of service by modifying the properties of a mountpoint.

SeverityHigh
CVSS7.8
Exploit probability—
ProductLinux Kernel
PublishedJul 9, 2008
First seenJul 9, 2008

How to fix

Update
  • linux linux_kernel2.6.22 or later
Vendor advisories

Affected products

ProductAffected versionsFixed in
linux linux_kernelv < 2.6.222.6.22
debian debian_linux4.0—
novell suse_linux_enterprise_desktop10.0—
novell suse_linux_enterprise_server10.0—
opensuse opensuse10.3 ≤ v ≤ 11.0—
canonical ubuntu_linux6.06, 7.04, 7.10, 8.04—

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