X Server
CVE-2022-46342
HIGH
Severity by source
AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Lifecycle Timeline
1DescriptionNVD
A vulnerability was found in X.Org. This security flaw occurs because the handler for the XvdiSelectVideoNotify request may write to memory after it has been freed. This issue can lead to local privileges elevation on systems where the X se
AnalysisAI
A vulnerability was found in X.Org. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.
Technical ContextAI
This vulnerability is classified as Use After Free (CWE-416), which allows attackers to access freed memory to execute arbitrary code or crash the application. A vulnerability was found in X.Org. This security flaw occurs because the handler for the XvdiSelectVideoNotify request may write to memory after it has been freed. This issue can lead to local privileges elevation on systems where the X se Affected products include: X.Org X Server, Fedoraproject Fedora, Debian Debian Linux.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Use smart pointers or garbage-collected languages. Set pointers to NULL after freeing. Enable memory sanitizers.
A flaw was found in xorg-x11-server before 1.20.3. Rated medium severity (CVSS 6.6), this vulnerability is low attack co
"" In X.Org X Server 1.20.4, there is a stack-based buffer overflow in the function XQueryKeymap. Rated high severity (C
In the X.Org X server before 2017-06-19, a user authenticated to an X Session could crash or execute code in the context
Use-after-free in the GLX dispatch layer of X.Org X Server and Xwayland allows an authenticated X client to corrupt heap
A vulnerability was found in X.Org. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low atta
A vulnerability was found in X.Org. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low atta
A vulnerability was found in X.Org. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low atta
A vulnerability was found in X.Org. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low atta
A vulnerability classified as critical was found in X.org Server. Rated high severity (CVSS 8.8), this vulnerability is
A out-of-bounds write flaw was found in the xorg-x11-server. Rated high severity (CVSS 7.8), this vulnerability is low a
A flaw was found in xorg-server. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. This Out-o
Local privilege escalation via heap buffer overflow in the X.Org Server (versions before 21.1.24) and Xwayland (before 2
Same weakness CWE-416 – Use After Free
View allSame technique Information Disclosure
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External POC / Exploit Code
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