X.Org server buffer overflow | CVE-2023-6816
NAME
__________
X.Org server buffer overflow
Platforms Affected:
X.Org Server 21.1.10
X.Org XWayland 23.2.3
Risk Level:
7.8
Exploitability:
Unproven
Consequences:
Gain Access
DESCRIPTION
__________
X.Org server is vulnerable to a heap-based buffer overflow, caused by improper bounds checking by the DeviceFocusEvent and ProcXIQueryPointer. By passing an invalid array index to DeviceFocusEvent or ProcXIQueryPointer, a local authenticated attacker could overflow a buffer and execute arbitrary code on the system.
CVSS 3.0 Information
__________
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged
Access Vector:
Local
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