Back to Database
Status published
High
CVE-2023-5367
Xorg-x11-server: out-of-bounds write in xichangedeviceproperty/rrchangeoutputproperty
Vulnerability Description
A out-of-bounds write flaw was found in the xorg-x11-server. This issue occurs due to an incorrect calculation of a buffer offset when copying data stored in the heap in the XIChangeDeviceProperty function in Xi/xiproperty.c and in RRChangeOutputProperty function in randr/rrproperty.c, allowing for possible escalation of privileges or denial of service.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
THREAT MONITOR
Am I Vulnerable?
Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2023-5367
Credits & Attribution
No credits recorded in the NVD database.
References
- https://access.redhat.com/errata/RHSA-2023:6802
- https://access.redhat.com/errata/RHSA-2023:6808
- https://access.redhat.com/errata/RHSA-2023:7373
- https://access.redhat.com/errata/RHSA-2023:7388
- https://access.redhat.com/errata/RHSA-2023:7405
- https://access.redhat.com/errata/RHSA-2023:7428
- https://access.redhat.com/errata/RHSA-2023:7436
- https://access.redhat.com/errata/RHSA-2023:7526
- https://access.redhat.com/errata/RHSA-2023:7533
- https://access.redhat.com/errata/RHSA-2024:0010
- https://access.redhat.com/errata/RHSA-2024:0128
- https://access.redhat.com/errata/RHSA-2024:2169
- https://access.redhat.com/errata/RHSA-2024:2170
- https://access.redhat.com/errata/RHSA-2024:2995
- https://access.redhat.com/errata/RHSA-2024:2996
- https://access.redhat.com/errata/RHSA-2025:12751
- https://access.redhat.com/security/cve/CVE-2023-5367
- https://bugzilla.redhat.com/show_bug.cgi?id=2243091
- https://lists.x.org/archives/xorg-announce/2023-October/003430.html
More from Red Hat
View All →CVE-2025-9909
Aap-gateway: improper path validation in gateway allows credential exfiltration
Medium
6.7
CVE-2025-9908
Event-driven-ansible: sensitive internal headers disclosure in aap eda event streams
Medium
6.7
CVE-2025-9907
Event-driven-ansible: event stream test mode exposes sensitive headers in aap eda
Medium
6.7
CVE-2025-9901
Libsoup: improper handling of http vary header in libsoup caching
Medium
5.9
CVE-2025-9820
Gnutls: stack-based buffer overflow in gnutls_pkcs11_token_init() function
Medium
4
Affected Vendor
Red Hat
View all reports →Affected Software
Red Hat Enterprise Linux 6 Extended Lifecycle Support - EXTENSION, Red Hat Enterprise Linux 7, Red Hat Enterprise Linux 8, Red Hat Enterprise Linux 8.1 Update Services for SAP Solutions, Red Hat Enterprise Linux 8.2 Advanced Update Support, Red Hat Enterprise Linux 8.2 Telecommunications Update Service, Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions, Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.4 Telecommunications Update Service, Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions, Red Hat Enterprise Linux 8.6 Extended Update Support, Red Hat Enterprise Linux 8.8 Extended Update Support, Red Hat Enterprise Linux 9, Red Hat Enterprise Linux 9.0 Extended Update Support, Red Hat Enterprise Linux 9.2 Extended Update Support, Red Hat Enterprise Linux 6
Vulnerable Versions:
0:1.1.0-25.el6_10.13, 0:1.20.4-24.el7_9, 0:1.8.0-26.el7_9, 0:1.13.1-2.el8_9.1, 0:1.20.11-22.el8, 0:21.1.3-15.el8, 0:1.9.0-16.el8_1.4, 0:1.9.0-15.el8_2.4, 0:1.11.0-8.el8_4.3, 0:1.12.0-6.el8_6.4, 0:1.12.0-15.el8_8.1, 0:1.13.1-3.el9_3.3, 0:1.20.11-24.el9, 0:22.1.9-5.el9, 0:1.11.0-22.el9_0.3, 0:1.12.0-14.el9_2
Timeline
Official Publish:
October 25th, 2023
Last Modified:
June 23rd, 2026
Added to House:
July 22nd, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H