ZDI-23-707: Linux Kernel vmwgfx Driver Race Condition Information Disclosure Vulnerability
First published: Wed May 17 2023(Updated: )
This vulnerability allows local attackers to disclose sensitive information on affected installations of Linux Kernel. An attacker must first obtain the ability to execute high-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the handling of GEM objects. The issue results from the lack of proper locking when performing operations on an object. An attacker can leverage this vulnerability to disclose information in the context of the kernel.
| Affected Software | Affected Version | How to fix |
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Reference Links
Frequently Asked Questions
What is the severity of ZDI-23-707?
The severity of ZDI-23-707 is medium with a CVSS score of 6.7.
What is the affected software for ZDI-23-707?
The affected software for ZDI-23-707 is the Linux Kernel.
How does ZDI-23-707 impact Linux Kernel installations?
ZDI-23-707 allows local attackers to disclose sensitive information on affected installations of Linux Kernel.
What actions must an attacker take to exploit ZDI-23-707?
An attacker must first obtain the ability to execute high-privileged code on the target system in order to exploit ZDI-23-707.
Are there any references for ZDI-23-707?
Yes, there are references available for ZDI-23-707 at the following links: [Reference 1](http://www.zerodayinitiative.com/advisories/ZDI-23-707/), [Reference 2](https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/drivers/gpu/drm/vmwgfx/vmwgfx_bo.c?h=v6.4-rc1&id=9ef8d83e8e25d5f1811b3a38eb1484f85f64296c), [Reference 3](https://www.zerodayinitiative.com/advisories/ZDI-CAN-20110/).
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