Vulnerability CVE-2021-32537
Published: 2021-07-07

Description:
Realtek HAD contains a driver crashed vulnerability which allows local side attackers to send a special string to the kernel driver in a user??s mode. Due to unexpected commands, the kernel driver will cause the system crashed. A vulnerability in ____COMPONENT____ of Realtek HDA driver allows ____ATTACKER/ATTACK____ to cause ____IMPACT____. This issue affects: Realtek HDA driver 8155 version 9150 and prior versions.

Type:

CWE-119

 (Improper Restriction of Operations within the Bounds of a Memory Buffer)

CVSS2 => (AV:L/AC:L/Au:N/C:N/I:N/A:C)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.9/10
6.9/10
3.9/10
Exploit range
Attack complexity
Authentication
Local
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Complete
Affected software
Realtek -> Hda driver 

 References:
https://www.twcert.org.tw/tw/cp-132-4813-7b578-1.html
http://packetstormsecurity.com/files/163498/Realtek-RTKVHD64.sys-Out-Of-Bounds-Access.html
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