First published: Thu Sep 27 2007(Updated: )
The Linux kernel handles the basic functions of the operating system.<br>A flaw was found in the IA32 system call emulation provided on AMD64 and<br>Intel 64 platforms. An improperly validated 64-bit value could be stored in<br>the %RAX register, which could trigger an out-of-bounds system call table<br>access. An untrusted local user could exploit this flaw to run code in the<br>kernel (ie a root privilege escalation). (CVE-2007-4573).<br>Red Hat would like to thank Wojciech Purczynski for reporting this issue.<br>Red Hat Enterprise Linux 4 users are advised to upgrade to these packages,<br>which contain a backported patch to correct this issue.
Affected Software | Affected Version | How to fix |
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Red Hat Enterprise Linux | < |
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RHSA-2007:0937 is classified as an important security vulnerability.
RHSA-2007:0937 affects Red Hat Enterprise Linux 4 on AMD64 and Intel 64 platforms.
The recommended fix for RHSA-2007:0937 is to apply the necessary security updates provided by Red Hat.
RHSA-2007:0937 is a flaw in the IA32 system call emulation leading to potential out-of-bounds memory access.
The RHSA-2007:0937 vulnerability was released on October 9, 2007.