CVE-2023-5367
moderate-risk
Published 2023-10-25
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.
Do I need to act?
-
0.06% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.8/10
High
LOCAL
/ LOW complexity
Affected Products (17)
Xwayland
Affected Vendors
References (50)
Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:6802
Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:6808
Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:7373
Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:7388
Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:7405
Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:7428
Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:7436
Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:7526
Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:7533
Third Party Advisory
https://access.redhat.com/errata/RHSA-2024:0010
Third Party Advisory
https://access.redhat.com/errata/RHSA-2024:0128
Third Party Advisory
https://access.redhat.com/security/cve/CVE-2023-5367
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=2243091
Third Party Advisory
https://access.redhat.com/errata/RHSA-2023:6802
and 30 more references
43
/ 100
moderate-risk
Severity
24/34 · High
Exploitability
0/34 · Minimal
Exposure
19/34 · Moderate