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almalinuxAlmaLinuxALSA-2023:6341
HistoryNov 07, 2023 - 12:00 a.m.

Moderate: xorg-x11-server-Xwayland security, bug fix, and enhancement update

2023-11-0700:00:00
errata.almalinux.org
17
xwayland
x.org server
security fix
privilege escalation
vulnerability
almalinux

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

AI Score

7.2

Confidence

Low

EPSS

0

Percentile

15.9%

Xwayland is an X server for running X clients under Wayland.

The following packages have been upgraded to a later upstream version: xorg-x11-server-Xwayland (22.1.9). (BZ#2158761)

Security Fix(es):

  • xorg-x11-server: X.Org Server Overlay Window Use-After-Free Local Privilege Escalation Vulnerability (CVE-2023-1393)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Additional Changes:

For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

AI Score

7.2

Confidence

Low

EPSS

0

Percentile

15.9%