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Category:   OS (Linux)  >   Linux Kernel Vendors:
Linux Kernel utrace Bug Lets Local Users Deny Service
SecurityTracker Alert ID:  1017979
SecurityTracker URL:
CVE Reference:   CVE-2007-0771   (Links to External Site)
Date:  Apr 30 2007
Impact:   Denial of service via local system
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 2.6
Description:   A vulnerability was reported in the Linux kernel. A local user can cause denial of service conditions.

If utrace support is enabled, a local user can consume excessive CPU and memory resources and cause the target system to become unusuable.

Marcel Holtmann and Kris Van Hees reported this vulnerability.

Impact:   A local user can cause denial of service conditions on the target system.
Solution:   Linux kernel vendors are issuing fixes.

[Editor's note: It is unclear which upstream version contains a fix.]

Vendor URL: (Links to External Site)
Cause:   Resource error
Underlying OS:  

Message History:   This archive entry has one or more follow-up message(s) listed below.
Apr 30 2007 (Red Hat Issues Fix) Linux Kernel utrace Bug Lets Local Users Deny Service   (
Red Hat has released a fix Red Hat Enterprise Linux 5.

 Source Message Contents

[Original Message Not Available for Viewing]

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