CVE-2009-2848
Medium
Description
The execve function in the Linux kernel, possibly 2.6.30-rc6 and earlier, does not properly clear the current->clear_child_tid pointer, which allows local users to cause a denial of service (memory corruption) or possibly gain privileges via a clone system call with CLONE_CHILD_SETTID or CLONE_CHILD_CLEARTID enabled, which is not properly handled during thread creation and exit.
SeverityMedium
CVSS5.9
Exploit probability—
Product
Linux Kernel
PublishedAug 18, 2009
First seenAug 18, 2009
How to fix
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | v ≤ 2.6.29.5, 2.6.30 | — |
| novell linux_desktop | 9 | — |
| opensuse opensuse | 11.0 | — |
| suse linux_enterprise_desktop | 10 | — |
| suse linux_enterprise_server | 9, 10 | — |
| fedoraproject fedora | 11 | — |
| canonical ubuntu_linux | 6.06, 8.04, 8.10, 9.04 | — |
| redhat enterprise_linux_desktop | 3.0, 5.0 | — |
| redhat enterprise_linux_server | 3.0, 5.0 | — |
| redhat enterprise_linux_workstation | 3.0, 5.0 | — |
| vmware esx | 4.0 | — |
| vmware vma | 4.0 | — |
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