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Secunia Security Advisory 50085

Secunia Security Advisory 50085
Posted Aug 7, 2012
Authored by Secunia | Site secunia.com

Secunia Security Advisory - A vulnerability has been reported in NVIDIA Graphics Drivers for Linux, which can be exploited by malicious, local users to potentially gain escalated privileges.

tags | advisory, local
systems | linux
MD5 | 55c0a84469bf6fab749c9d10437db2cd

Secunia Security Advisory 50085

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TITLE:
NVIDIA Graphics Drivers for Linux GPU Device Node Access Privilege
Escalation Vulnerability

SECUNIA ADVISORY ID:
SA50085

VERIFY ADVISORY:
Secunia.com
http://secunia.com/advisories/50085/
Customer Area (Credentials Required)
https://ca.secunia.com/?page=viewadvisory&vuln_id=50085

RELEASE DATE:
2012-08-07

DISCUSS ADVISORY:
http://secunia.com/advisories/50085/#comments

AVAILABLE ON SITE AND IN CUSTOMER AREA:
* Last Update
* Popularity
* Comments
* Criticality Level
* Impact
* Where
* Solution Status
* Operating System / Software
* CVE Reference(s)

http://secunia.com/advisories/50085/

ONLY AVAILABLE IN CUSTOMER AREA:
* Authentication Level
* Report Reliability
* Secunia PoC
* Secunia Analysis
* Systems Affected
* Approve Distribution
* Remediation Status
* Secunia CVSS Score
* CVSS

https://ca.secunia.com/?page=viewadvisory&vuln_id=50085

ONLY AVAILABLE WITH SECUNIA CSI AND SECUNIA PSI:
* AUTOMATED SCANNING

http://secunia.com/vulnerability_scanning/personal/
http://secunia.com/vulnerability_scanning/corporate/wsus_sccm_3rd_third_party_patching/

DESCRIPTION:
A vulnerability has been reported in NVIDIA Graphics Drivers for
Linux, which can be exploited by malicious, local users to
potentially gain escalated privileges.

The vulnerability is caused due to an error when handling read and
write access to GPU (Graphics Processing Unit) device nodes, which
can be exploited to reconfigure a GPU to read from or write to
arbitrary system memory.

Successful exploitation requires read and write access to GPU device
nodes (default configuration).

This is related to:
SA48650

The vulnerability is reported in version 295.40. Other versions may
also be affected.

SOLUTION:
Update to version 295.71 or 304.32.

PROVIDED AND/OR DISCOVERED BY:
An anonymous person.

ORIGINAL ADVISORY:
NVIDIA:
http://nvidia.custhelp.com/app/answers/detail/a_id/3140

http://www.exploit-db.com/exploits/20201/

OTHER REFERENCES:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

DEEP LINKS:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXTENDED DESCRIPTION:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXTENDED SOLUTION:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXPLOIT:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

----------------------------------------------------------------------

About:
This Advisory was delivered by Secunia as a free service to help
private users keeping their systems up to date against the latest
vulnerabilities.

Subscribe:
http://secunia.com/advisories/secunia_security_advisories/

Definitions: (Criticality, Where etc.)
http://secunia.com/advisories/about_secunia_advisories/


Please Note:
Secunia recommends that you verify all advisories you receive by
clicking the link.
Secunia NEVER sends attached files with advisories.
Secunia does not advise people to install third party patches, only
use those supplied by the vendor.

----------------------------------------------------------------------

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