44643 : Realtek HD Audio Codec Driver RTKVHDA.sys / RTKVHDA64.sys IOCTL Request Handling Overflow
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Views This Week	Views All Time	Added to OSVDB	Last Modified	Modified (since 2008)	Percent Complete
36	16884	over 3 years ago	over 3 years ago	4 times	90%

Timeline

Vendor Informed Date	Disclosure Date	Vendor Solution Date
2008-04-02	2008-04-23	2008-04-23

Time to Patch
21 days

Keywords

W01-0408

Description

A buffer overflow exists in HD Audio Codec Driver. RTKVHDA.sys and RTKVHDA64.sys fail to validate IOCTL requests resulting in an integer overflow. With a specially crafted request, an attacker can cause arbitrary code execution resulting in a loss of integrity.

Classification

Location: Local Access Required
Attack Type: Input Manipulation
Impact: Loss of Integrity
Solution: Upgrade
Exploit: Exploit Unknown
Disclosure: Vendor Verified, Vendor Verified, Coordinated Disclosure

Solution

Upgrade to version 6.0.1.5605 or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

Products

Realtek Semiconductor Corporation

HD Audio Codec Driver

6.0.1.5334

References

CVE ID: 2008-1932 (see also: NVD)
Bugtraq ID: 28909
Secunia Advisory ID: 29953
Related OSVDB ID: 44642
VUPEN Advisory: ADV-2008-1350
Mail List Post: http://archives.neohapsis.com/archives/bugtraq/2008-04/0310.html
Other Advisory URL: http://www.wintercore.com/advisories/advisory_W010408.html

Tools & Filters

	32195

Credit

Ruben Santamarta - advisoriesreversemode.com -

CVSSv2 Score

CVSSv2 Base Score = 6.8
Source: nvd.nist.gov | Generated: 2008-04-25 | Disagree?

Blogs

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This section lists the latest news and blogs found via the daylife API (and for older items, the technorati API), which mention or otherwise discuss this vulnerability.

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