|
 |
|
grsecurity "expand_stack()" Privilege Escalation Vulnerability
|
|
|
|
|
Secunia Advisory:
|
SA23713
|
|
|
Release Date:
|
2007-01-12
|
|
Last Update:
|
2007-01-23
|
|
|
Critical:
|
Less critical
|
|
Impact:
|
Privilege escalation
|
|
Where:
|
Local system
|
|
Solution Status:
|
Vendor Patch
|
|
| Software: | grsecurity 2.x
|
| | CVE reference: | CVE-2007-0257 (Secunia mirror)
|
|
|
Want to know the next time vulnerabilities are fixed in this product?
- Companies can be alerted via email and SMS! |
|
|
Description:
A vulnerability has been reported in grsecurity, which can be exploited by malicious, local users to gain escalated privileges.
The vulnerability is caused due to an unspecified error related to the "expand_stack()" function, which may allow execution of arbitrary code with root privileges.
The vulnerability only affects systems with the "SEGMEXEC" feature enabled.
Solution:
Update to version 2.1.10 (2007-01-22).
Provided and/or discovered by:
Discovered by an anonymous person and reported via Digital Armaments.
Changelog:
2007-01-17: Added CVE reference.
2007-01-23: Updated "Description" and "Solution" sections.
Original Advisory:
http://www.digitalarmaments.com/pre2007-00018659.html
|
|
|
|
|
Please note: The information that this Secunia Advisory is based on comes from a third party unless stated otherwise.
Secunia collects, validates, and verifies all vulnerability reports issued by security research groups, vendors, and others.
|
|
|
|
4 Related Secunia Security Advisories
|
|
|
1. grsecurity RBAC User Transition Security Issue
|
|
2. grsecurity RBAC Admin Role Dropping Security Issue
|
|
3. grsecurity Unspecified RBAC System Privilege Escalation
|
|
4. grsecurity Unspecified Privilege Escalation Vulnerability
|
|
|
Send Feedback to Secunia
|
|
If you have new information regarding this Secunia advisory or a product in our database, please send it to us using either our web form or email us at vuln@secunia.com.
Ideas, suggestions, and other feedback are most welcome.
|
|
|
|
|
|
Secunia PSI
Scan | Patch | Track
Free Download
|
|
|
Secunia Poll
|
|
|
|
|
 |
|
|
Most Popular Advisories
|
|
|
|
|
|
