{"cve":"CVE-2023-5367","nvd":{"published":"2023-10-25T20:15:18.323","modified":"2026-06-23T18:17:36.720","status":"Modified","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.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.8},"cwes":["CWE-787"],"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"],"products":["debian:debian_linux","fedoraproject:fedora","redhat:enterprise_linux","redhat:enterprise_linux_desktop","redhat:enterprise_linux_for_ibm_z_systems","redhat:enterprise_linux_for_power_big_endian","redhat:enterprise_linux_for_power_little_endian","redhat:enterprise_linux_for_scientific_computing","redhat:enterprise_linux_server","redhat:enterprise_linux_workstation","x.org:x_server","x.org:xwayland"],"source":"nvd","synced_at":"2026-10-19T21:40:11.519948003+00:00"},"epss":{"cve":"CVE-2023-5367","score":0.00608,"percentile":0.4913,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}