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QEMU VNC "protocol_client_msg()" Denial of Service
Secunia Advisory: SA33293
Release Date: 2008-12-23
Popularity: 2,093 views

Critical:
Not critical
Impact: DoS
Where: From local network
Solution Status: Vendor Workaround

Software:QEMU 0.x

Secunia CVSS-2 Score: Available in Secunia business solutions

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Advisory Content (Page 1 of 3)[ 1 ] [ 2 ] [ 3 ]

Description:
A security issue has been reported in QEMU, which can be exploited by malicious users to cause a DoS (Denial of Service).

The security issue is caused due to an infinite loop within the "protocol_client_msg()" function in vnc.c when processing certain "SetEncodings" messages. This can be exploited to cause a high CPU load by sending specially crafted messages to a vulnerable host.

The security issue is reported in version 0.9.1 and prior. Other versions may also be affected.

Change Page:
[ 1 ] [ 2 ] [ 3 ]



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