NVIDIA CUDA Toolkit Developer Drivers for Linux cudaHostAlloc() infomration disclosure
| cuda-toolkit-cudahostalloc-info-disc (64710) |  Low Risk |
Description:
NVIDIA CUDA Toolkit Developer Drivers for Linux could allow a local attacker to obtain sensitive information, caused by the returning of uncleared memory by the cudaHostAlloc() and cuMemHostAlloc() API calls. An attacker could exploit this vulnerability to obtain memory contents.
*CVSS:
| Base Score: | 2.1 |
| Access Vector: | Local |
| Access Complexity: | Low |
| Authentication: | None |
| Confidentiality Impact: | Partial |
| Integrity Impact: | None |
| Availability Impact: | None |
| Temporal Score: | 1.6 |
| Exploitability: | Unproven |
| Remediation Level: | Official-Fix |
| Report Confidence: | Confirmed |
Consequences:
Obtain Information
Remedy:
Upgrade to the latest version of NVIDIA Graphics Drivers for Linux version 260.19.36 , available from the NVIDIA Graphics Drivers Web site. See References.
References:
- Firefly and PC GAMESS-related discussion club: Firefly with CUDA-enabled MP4 code is now available for Linux - follow-up on CUDA security hole .
- BID-45717: NVIDIA CUDA Driver For Linux Local Information Disclosure Vulnerability
- CVE-2011-0636: The (1) cudaHostAlloc and (2) cuMemHostAlloc functions in the NVIDIA CUDA Toolkit 3.2 developer drivers for Linux 260.19.26, and possibly other versions, do not initialize pinned memory, which allows local users to read potentially sensitive memory, such as file fragments during read or write operations.
- OSVDB ID: 70420: CUDA Toolkit Developer Drivers for Linux Multiple API Call Memory Disclosure
- SA42859: NVIDIA CUDA Toolkit Developer Drivers for Linux Memory Disclosure
- SECTRACK ID: 1024962: NVIDIA CUDA Driver Toolkit Discloses Information to Local Users
Platforms Affected:
- NVIDIA CUDA Toolkit 3.2
- NVIDIA CUDA Toolkit Developer Drivers for Linu 260.19.26
Reported:
Jan 06, 2011
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* According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an "industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response." IBM PROVIDES THE CVSS SCORES "AS IS" WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.
The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.