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Ubuntu: USN-5193-1 (CVE-2021-4010): X.Org X Server vulnerabilities

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Ubuntu: USN-5193-1 (CVE-2021-4010): X.Org X Server vulnerabilities

Severity
7
CVSS
(AV:L/AC:L/Au:N/C:C/I:C/A:C)
Published
12/14/2021
Created
12/28/2021
Added
12/15/2021
Modified
03/22/2023

Description

A flaw was found in xorg-x11-server in versions before 21.1.2 and before 1.20.14. An out-of-bounds access can occur in the SProcScreenSaverSuspend function. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

Solution(s)

  • ubuntu-upgrade-xserver-xorg-core
  • ubuntu-upgrade-xserver-xorg-core-hwe-18-04
  • ubuntu-upgrade-xwayland

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