HIGH · 8.8

CVE-2022-46343

A vulnerability was found in X.Org. This security flaw occurs because the handler for the ScreenSaverSetAttributes request may write to memory after it has been freed. This issue can lead to local pri...

Vulnerability Description

A vulnerability was found in X.Org. This security flaw occurs because the handler for the ScreenSaverSetAttributes request may write to memory after it has been freed. This issue can lead to local privileges elevation on systems where the X server is running privileged and remote code execution for ssh X forwarding sessions.

CVSS Score

8.8

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
X.OrgX Server1.20.4
RedhatEnterprise Linux6.0
FedoraprojectFedora36
DebianDebian Linux11.0

Related Weaknesses (CWE)

References

FAQ

What is CVE-2022-46343?

CVE-2022-46343 is a vulnerability with a CVSS score of 8.8 (HIGH). A vulnerability was found in X.Org. This security flaw occurs because the handler for the ScreenSaverSetAttributes request may write to memory after it has been freed. This issue can lead to local pri...

How severe is CVE-2022-46343?

CVE-2022-46343 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2022-46343?

Check the references section above for vendor advisories and patch information. Affected products include: X.Org X Server, Redhat Enterprise Linux, Fedoraproject Fedora, Debian Debian Linux.