Vulnerability Details CVE-2023-0494
A vulnerability was found in X.Org. This issue occurs due to a dangling pointer in DeepCopyPointerClasses that can be exploited by ProcXkbSetDeviceInfo() and ProcXkbGetDeviceInfo() to read and write into freed memory. This can lead to local privilege elevation on systems where the X server runs privileged and remote code execution for ssh X forwarding sessions.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.006
EPSS Ranking 67.7%
CVSS Severity
CVSS v3 Score 7.8
Products affected by CVE-2023-0494
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cpe:2.3:a:x.org:x_server:-
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cpe:2.3:a:x.org:x_server:1.0.1
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cpe:2.3:a:x.org:x_server:1.0.2
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cpe:2.3:a:x.org:x_server:1.0.99.2
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cpe:2.3:a:x.org:x_server:1.0.99.901
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cpe:2.3:a:x.org:x_server:1.0.99.902
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cpe:2.3:a:x.org:x_server:1.0.99.903
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cpe:2.3:a:x.org:x_server:1.1.0
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cpe:2.3:a:x.org:x_server:1.1.1
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cpe:2.3:a:x.org:x_server:1.1.99.901
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cpe:2.3:a:x.org:x_server:1.1.99.902
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cpe:2.3:a:x.org:x_server:1.1.99.903
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cpe:2.3:a:x.org:x_server:1.10.0
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cpe:2.3:a:x.org:x_server:1.10.0.901
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cpe:2.3:a:x.org:x_server:1.10.0.902
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cpe:2.3:a:x.org:x_server:1.10.1.901
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cpe:2.3:a:x.org:x_server:1.10.1.902
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cpe:2.3:a:x.org:x_server:1.10.2
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cpe:2.3:a:x.org:x_server:1.10.2.901
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cpe:2.3:a:x.org:x_server:1.10.2.902
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cpe:2.3:a:x.org:x_server:1.10.3
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cpe:2.3:a:x.org:x_server:1.10.3.901
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cpe:2.3:a:x.org:x_server:1.10.3.902
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cpe:2.3:a:x.org:x_server:1.10.4
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cpe:2.3:a:x.org:x_server:1.10.6
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cpe:2.3:a:x.org:x_server:1.10.99.901
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cpe:2.3:a:x.org:x_server:1.10.99.902
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cpe:2.3:a:x.org:x_server:1.11.0
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cpe:2.3:a:x.org:x_server:1.11.1
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cpe:2.3:a:x.org:x_server:1.11.1.901
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cpe:2.3:a:x.org:x_server:1.11.1.902
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cpe:2.3:a:x.org:x_server:1.11.2
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cpe:2.3:a:x.org:x_server:1.11.2.901
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cpe:2.3:a:x.org:x_server:1.11.2.902
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cpe:2.3:a:x.org:x_server:1.11.3
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cpe:2.3:a:x.org:x_server:1.11.3.901
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cpe:2.3:a:x.org:x_server:1.11.3.902
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cpe:2.3:a:x.org:x_server:1.11.4
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cpe:2.3:a:x.org:x_server:1.11.99.1
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cpe:2.3:a:x.org:x_server:1.11.99.2
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cpe:2.3:a:x.org:x_server:1.11.99.901
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cpe:2.3:a:x.org:x_server:1.11.99.902
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cpe:2.3:a:x.org:x_server:1.11.99.903
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cpe:2.3:a:x.org:x_server:1.12.0
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cpe:2.3:a:x.org:x_server:1.12.0.901
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cpe:2.3:a:x.org:x_server:1.12.0.902
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cpe:2.3:a:x.org:x_server:1.12.1
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cpe:2.3:a:x.org:x_server:1.12.1.901
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cpe:2.3:a:x.org:x_server:1.12.1.902
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cpe:2.3:a:x.org:x_server:1.12.2
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cpe:2.3:a:x.org:x_server:1.12.2.901
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cpe:2.3:a:x.org:x_server:1.12.2.902
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cpe:2.3:a:x.org:x_server:1.12.3
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cpe:2.3:a:x.org:x_server:1.12.3.901
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cpe:2.3:a:x.org:x_server:1.12.3.902
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cpe:2.3:a:x.org:x_server:1.12.4
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cpe:2.3:a:x.org:x_server:1.12.99.901
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cpe:2.3:a:x.org:x_server:1.12.99.903
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cpe:2.3:a:x.org:x_server:1.12.99.904
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cpe:2.3:a:x.org:x_server:1.12.99.905
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cpe:2.3:a:x.org:x_server:1.13.0
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cpe:2.3:a:x.org:x_server:1.13.0.901
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cpe:2.3:a:x.org:x_server:1.13.0.902
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cpe:2.3:a:x.org:x_server:1.13.1
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cpe:2.3:a:x.org:x_server:1.13.1.901
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cpe:2.3:a:x.org:x_server:1.13.2
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cpe:2.3:a:x.org:x_server:1.13.2.901
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cpe:2.3:a:x.org:x_server:1.13.2.902
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cpe:2.3:a:x.org:x_server:1.13.3
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cpe:2.3:a:x.org:x_server:1.13.4
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cpe:2.3:a:x.org:x_server:1.13.99.901
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cpe:2.3:a:x.org:x_server:1.14.0
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cpe:2.3:a:x.org:x_server:1.14.1
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cpe:2.3:a:x.org:x_server:1.14.1.901
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cpe:2.3:a:x.org:x_server:1.14.2
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cpe:2.3:a:x.org:x_server:1.14.2.901
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cpe:2.3:a:x.org:x_server:1.14.2.902
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cpe:2.3:a:x.org:x_server:1.14.3
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cpe:2.3:a:x.org:x_server:1.14.4
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cpe:2.3:a:x.org:x_server:1.14.4.901
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cpe:2.3:a:x.org:x_server:1.14.5
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cpe:2.3:a:x.org:x_server:1.14.6
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cpe:2.3:a:x.org:x_server:1.14.7
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cpe:2.3:a:x.org:x_server:1.14.99.1
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cpe:2.3:a:x.org:x_server:1.14.99.2
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cpe:2.3:a:x.org:x_server:1.14.99.3
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cpe:2.3:a:x.org:x_server:1.14.99.901
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cpe:2.3:a:x.org:x_server:1.14.99.902
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cpe:2.3:a:x.org:x_server:1.14.99.903
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cpe:2.3:a:x.org:x_server:1.14.99.904
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cpe:2.3:a:x.org:x_server:1.14.99.905
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cpe:2.3:a:x.org:x_server:1.15.0.901
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cpe:2.3:a:x.org:x_server:1.15.99.901
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cpe:2.3:a:x.org:x_server:1.15.99.902
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cpe:2.3:a:x.org:x_server:1.15.99.903
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cpe:2.3:a:x.org:x_server:1.15.99.904
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cpe:2.3:a:x.org:x_server:1.16.0
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cpe:2.3:a:x.org:x_server:1.16.1
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cpe:2.3:a:x.org:x_server:1.16.1.901
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cpe:2.3:a:x.org:x_server:1.16.2
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cpe:2.3:a:x.org:x_server:1.16.2.901
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cpe:2.3:a:x.org:x_server:1.16.3
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cpe:2.3:a:x.org:x_server:1.16.4
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cpe:2.3:a:x.org:x_server:1.16.99.901
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cpe:2.3:a:x.org:x_server:1.16.99.902
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cpe:2.3:a:x.org:x_server:1.17.0
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cpe:2.3:a:x.org:x_server:1.17.1
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cpe:2.3:a:x.org:x_server:1.17.2
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cpe:2.3:a:x.org:x_server:1.17.3
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cpe:2.3:a:x.org:x_server:1.17.4
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cpe:2.3:a:x.org:x_server:1.17.99.901
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cpe:2.3:a:x.org:x_server:1.17.99.902
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cpe:2.3:a:x.org:x_server:1.18.0
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cpe:2.3:a:x.org:x_server:1.18.1
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cpe:2.3:a:x.org:x_server:1.18.2
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cpe:2.3:a:x.org:x_server:1.18.3
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cpe:2.3:a:x.org:x_server:1.18.4
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cpe:2.3:a:x.org:x_server:1.18.99.2
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cpe:2.3:a:x.org:x_server:1.18.99.901
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cpe:2.3:a:x.org:x_server:1.18.99.902
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cpe:2.3:a:x.org:x_server:1.19.0
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cpe:2.3:a:x.org:x_server:1.19.1
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cpe:2.3:a:x.org:x_server:1.19.2
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cpe:2.3:a:x.org:x_server:1.19.3
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cpe:2.3:a:x.org:x_server:1.19.4
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cpe:2.3:a:x.org:x_server:1.19.5
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cpe:2.3:a:x.org:x_server:1.19.6
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cpe:2.3:a:x.org:x_server:1.19.7
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cpe:2.3:a:x.org:x_server:1.19.99.901
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cpe:2.3:a:x.org:x_server:1.19.99.902
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cpe:2.3:a:x.org:x_server:1.19.99.903
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cpe:2.3:a:x.org:x_server:1.19.99.904
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cpe:2.3:a:x.org:x_server:1.19.99.905
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cpe:2.3:a:x.org:x_server:1.2.0
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cpe:2.3:a:x.org:x_server:1.2.99.0
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cpe:2.3:a:x.org:x_server:1.2.99.901
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cpe:2.3:a:x.org:x_server:1.2.99.902
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cpe:2.3:a:x.org:x_server:1.2.99.903
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cpe:2.3:a:x.org:x_server:1.2.99.904
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cpe:2.3:a:x.org:x_server:1.2.99.905
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cpe:2.3:a:x.org:x_server:1.20.1
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cpe:2.3:a:x.org:x_server:1.20.10
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cpe:2.3:a:x.org:x_server:1.20.11
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cpe:2.3:a:x.org:x_server:1.20.12
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cpe:2.3:a:x.org:x_server:1.20.13
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cpe:2.3:a:x.org:x_server:1.20.14
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cpe:2.3:a:x.org:x_server:1.20.2
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cpe:2.3:a:x.org:x_server:1.20.3
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cpe:2.3:a:x.org:x_server:1.20.4
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cpe:2.3:a:x.org:x_server:1.20.5
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cpe:2.3:a:x.org:x_server:1.20.6
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cpe:2.3:a:x.org:x_server:1.20.7
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cpe:2.3:a:x.org:x_server:1.20.8
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cpe:2.3:a:x.org:x_server:1.20.9
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cpe:2.3:a:x.org:x_server:1.3.0.0
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cpe:2.3:a:x.org:x_server:1.3.99.0
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cpe:2.3:a:x.org:x_server:1.3.99.2
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cpe:2.3:a:x.org:x_server:1.4
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cpe:2.3:a:x.org:x_server:1.4.0.90
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cpe:2.3:a:x.org:x_server:1.4.1
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cpe:2.3:a:x.org:x_server:1.4.2
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cpe:2.3:a:x.org:x_server:1.4.99.901
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cpe:2.3:a:x.org:x_server:1.4.99.902
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cpe:2.3:a:x.org:x_server:1.4.99.904
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cpe:2.3:a:x.org:x_server:1.4.99.905
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cpe:2.3:a:x.org:x_server:1.4.99.906
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cpe:2.3:a:x.org:x_server:1.5.0
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cpe:2.3:a:x.org:x_server:1.5.1
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cpe:2.3:a:x.org:x_server:1.5.2
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cpe:2.3:a:x.org:x_server:1.5.3
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cpe:2.3:a:x.org:x_server:1.5.99.1
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cpe:2.3:a:x.org:x_server:1.5.99.2
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cpe:2.3:a:x.org:x_server:1.5.99.3
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cpe:2.3:a:x.org:x_server:1.5.99.901
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cpe:2.3:a:x.org:x_server:1.5.99.902
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cpe:2.3:a:x.org:x_server:1.5.99.903
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cpe:2.3:a:x.org:x_server:1.6.0
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cpe:2.3:a:x.org:x_server:1.6.1
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cpe:2.3:a:x.org:x_server:1.6.1.901
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cpe:2.3:a:x.org:x_server:1.6.1.902
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cpe:2.3:a:x.org:x_server:1.6.2
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cpe:2.3:a:x.org:x_server:1.6.2.901
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cpe:2.3:a:x.org:x_server:1.6.3
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cpe:2.3:a:x.org:x_server:1.6.3.901
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cpe:2.3:a:x.org:x_server:1.6.4
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cpe:2.3:a:x.org:x_server:1.6.4.901
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cpe:2.3:a:x.org:x_server:1.6.5
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cpe:2.3:a:x.org:x_server:1.6.99.900
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cpe:2.3:a:x.org:x_server:1.6.99.901
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cpe:2.3:a:x.org:x_server:1.6.99.902
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cpe:2.3:a:x.org:x_server:1.6.99.903
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cpe:2.3:a:x.org:x_server:1.7.0
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cpe:2.3:a:x.org:x_server:1.7.0.901
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cpe:2.3:a:x.org:x_server:1.7.0.902
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cpe:2.3:a:x.org:x_server:1.7.1
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cpe:2.3:a:x.org:x_server:1.7.1.901
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cpe:2.3:a:x.org:x_server:1.7.1.902
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cpe:2.3:a:x.org:x_server:1.7.2
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cpe:2.3:a:x.org:x_server:1.7.3
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cpe:2.3:a:x.org:x_server:1.7.3.901
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cpe:2.3:a:x.org:x_server:1.7.3.902
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cpe:2.3:a:x.org:x_server:1.7.4
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cpe:2.3:a:x.org:x_server:1.7.4.901
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cpe:2.3:a:x.org:x_server:1.7.4.902
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cpe:2.3:a:x.org:x_server:1.7.5
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cpe:2.3:a:x.org:x_server:1.7.5.901
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cpe:2.3:a:x.org:x_server:1.7.5.902
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cpe:2.3:a:x.org:x_server:1.7.6
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cpe:2.3:a:x.org:x_server:1.7.6.901
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cpe:2.3:a:x.org:x_server:1.7.6.902
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cpe:2.3:a:x.org:x_server:1.7.7
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cpe:2.3:a:x.org:x_server:1.7.99.1
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cpe:2.3:a:x.org:x_server:1.7.99.2
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cpe:2.3:a:x.org:x_server:1.7.99.901
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cpe:2.3:a:x.org:x_server:1.7.99.902
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cpe:2.3:a:x.org:x_server:1.8.0
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cpe:2.3:a:x.org:x_server:1.8.0.901
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cpe:2.3:a:x.org:x_server:1.8.0.902
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cpe:2.3:a:x.org:x_server:1.8.1
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cpe:2.3:a:x.org:x_server:1.8.1.901
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cpe:2.3:a:x.org:x_server:1.8.1.902
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cpe:2.3:a:x.org:x_server:1.8.2
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cpe:2.3:a:x.org:x_server:1.8.99.901
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cpe:2.3:a:x.org:x_server:1.8.99.902
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cpe:2.3:a:x.org:x_server:1.8.99.903
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cpe:2.3:a:x.org:x_server:1.8.99.904
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cpe:2.3:a:x.org:x_server:1.8.99.905
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cpe:2.3:a:x.org:x_server:1.8.99.906
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cpe:2.3:a:x.org:x_server:1.9.0
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cpe:2.3:a:x.org:x_server:1.9.0.901
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cpe:2.3:a:x.org:x_server:1.9.0.902
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cpe:2.3:a:x.org:x_server:1.9.1
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cpe:2.3:a:x.org:x_server:1.9.2
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cpe:2.3:a:x.org:x_server:1.9.2.901
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cpe:2.3:a:x.org:x_server:1.9.2.902
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cpe:2.3:a:x.org:x_server:1.9.3
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cpe:2.3:a:x.org:x_server:1.9.3.901
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cpe:2.3:a:x.org:x_server:1.9.3.902
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cpe:2.3:a:x.org:x_server:1.9.4
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cpe:2.3:a:x.org:x_server:1.9.4.901
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cpe:2.3:a:x.org:x_server:1.9.5
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cpe:2.3:a:x.org:x_server:1.9.99.901
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cpe:2.3:a:x.org:x_server:1.9.99.902
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cpe:2.3:a:x.org:x_server:1.9.99.903
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cpe:2.3:a:x.org:x_server:21.0.99.1
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cpe:2.3:a:x.org:x_server:21.0.99.901
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cpe:2.3:a:x.org:x_server:21.0.99.902
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cpe:2.3:a:x.org:x_server:21.1.0
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cpe:2.3:a:x.org:x_server:21.1.1
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cpe:2.3:a:x.org:x_server:21.1.2
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cpe:2.3:a:x.org:x_server:21.1.3
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cpe:2.3:a:x.org:x_server:21.1.4
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cpe:2.3:a:x.org:x_server:21.1.5
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cpe:2.3:a:x.org:x_server:21.1.6
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cpe:2.3:o:fedoraproject:fedora:36
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cpe:2.3:o:fedoraproject:fedora:37
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cpe:2.3:o:redhat:enterprise_linux:8.0
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cpe:2.3:o:redhat:enterprise_linux:8.1
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cpe:2.3:o:redhat:enterprise_linux:9.0
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cpe:2.3:o:redhat:enterprise_linux_aus:8.4
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cpe:2.3:o:redhat:enterprise_linux_aus:8.6
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cpe:2.3:o:redhat:enterprise_linux_desktop:7.0
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cpe:2.3:o:redhat:enterprise_linux_eus:8.4
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cpe:2.3:o:redhat:enterprise_linux_eus:8.6
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cpe:2.3:o:redhat:enterprise_linux_eus:9.0
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cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems:7.0
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cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems:8.0
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cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems_eus:8.4
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cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems_eus:8.6
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cpe:2.3:o:redhat:enterprise_linux_for_power_big_endian:7.0
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cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian:7.0
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cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian:8.0
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cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian:9.0
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cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian_eus:8.4
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cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian_eus:8.6
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cpe:2.3:o:redhat:enterprise_linux_for_scientific_computing:7.0
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cpe:2.3:o:redhat:enterprise_linux_server:7.0
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cpe:2.3:o:redhat:enterprise_linux_server_aus:8.2
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cpe:2.3:o:redhat:enterprise_linux_server_for_power_little_endian_update_services_for_sap_solutions:8.1
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cpe:2.3:o:redhat:enterprise_linux_server_for_power_little_endian_update_services_for_sap_solutions:8.2
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cpe:2.3:o:redhat:enterprise_linux_server_for_power_little_endian_update_services_for_sap_solutions:8.4
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cpe:2.3:o:redhat:enterprise_linux_server_for_power_little_endian_update_services_for_sap_solutions:8.6
-
cpe:2.3:o:redhat:enterprise_linux_server_for_power_little_endian_update_services_for_sap_solutions:9.0
-
cpe:2.3:o:redhat:enterprise_linux_server_tus:8.2
-
cpe:2.3:o:redhat:enterprise_linux_server_tus:8.4
-
cpe:2.3:o:redhat:enterprise_linux_server_tus:8.6
-
cpe:2.3:o:redhat:enterprise_linux_server_update_services_for_sap_solutions:8.2
-
cpe:2.3:o:redhat:enterprise_linux_server_workstation:7.0